HCPL-3150 (Single Channel) HCPL-315J (Dual Channel) Features Mini

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HCPL-3150 (Single Channel) HCPL-315J (Dual Channel) Features Mini

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Output Current IGBT Gate Drive Optocoupler Technical Data
HCPL-3150 (Single Channel) HCPL-315J (Dual Channel) Features
Minimum Peak Output Current kV/µs Minimum Common Mode Rejection (CMR) 1500 Maximum Level Output Voltage (VOL) Eliminates Need Negative Gate Drive Maximum Supply Current Under Voltage Lock-Out Protection (UVLO) with Hysteresis Wide Operating Range: Volts Maximum Propagation Delay 0.35 Maximum Delay Between Devices/Channels Industrial Temperature Range: -40°C 100°C HCPL-315J: Channel Channel Output Isolation 1500 Vrms/1 min. Safety Regulatory Approval: Recognized (UL1577) 3750 Vrms/1 min. IEC/EN/DIN 60747-5-2 Approved VIORM Vpeak (HCPL-3150 Option only) VIORM Vpeak (HCPL315J) Certified
HCPL-315X consists optically coupled integrated circuit with power output stage. This optocoupler ideally suited driving power IGBTs MOSFETs used motor control inverter applications. high operating voltage range output stage provides drive voltages required gate controlled devices. voltage current supplied this optocoupler makes ideally suited directly driving IGBTs with ratings 1200 V/50 IGBTs with higher ratings, HCPL-3150/315J used drive discrete power stage which drives IGBT gate.
SHIELD
Applications
Isolated IGBT/MOSFET Gate Drive Brushless Motor Drives Industrial Inverters Switch Mode Power Supplies (SMPS) Uninterruptable Power Supplies (UPS)
Functional Diagram
ANODE CATHODE
ANODE CATHODE
ANODE CATHODE
SHIELD
SHIELD HCPL-3150
HCPL-315J
TRUTH TABLE "Positive Going" (i.e., Turn-On) 13.5 13.5 "Negative-Going" (i.e., Turn-Off)
TRANSITION HIGH
bypass capacitor must connected between pins each channel.
CAUTION: advised that normal static precautions taken handling assembly this component prevent damage and/or degradation which induced ESD.
Selection Guide: Invertor Gate Drive Optoisolators
Package Type 8-Pin (300 mil) Part Number HCPL-3150 HCPL-3120 HCPL-J312 HCPL-J314 Number Channels IEC/EN/DIN VIORM VIORM 60747-5-2 Vpeak 891Vpeak Approvals Option 3750 3750 Approval Vrms/1 min. Vrms/1 min. Output Peak 0.5A 0.4A Current kV/µs kV/µs (minimum) UVLO Fault Status Widebody (400 mil) HCNW-3120 VIORM 1414 Vpeak 5000 Vrms/1min. Small Outline SO-16 HCPL-315J HCPL-316J HCPL-314J VIORM Vpeak 3750 Vrms/1 min.
0.5A kV/µs
0.4A kV/µs
Ordering Information
Specify Part Number followed Option Number desired) Example HCPL-315Y#XXXX Option Standard package, tube. IEC/EN/DIN 60747-5-2 VIORM Vpeak Option, tube. (HCPL-3150 only) Gull Wing Surface Mount Option, tube. (HCPL-3150 only) Tape Reel Packaging Option. XXXE Lead Free Option Single Channel, 8-pin PDIP. Dual Channel, SO16.
Option data sheets available. Contact Agilent sales representative authorized distributor. Remarks: notation used existing products, while (new) products launched since 15th July 2001 lead free option will
HCPL-3150; 1000 reel. HCPL-315J; reel.
Package Outline Drawings
Standard Package
9.40 (0.370) 9.90 (0.390)
OPTION CODE* DATE CODE 6.10 (0.240) 6.60 (0.260) 7.36 (0.290) 7.88 (0.310)
0.20 (0.008) 0.33 (0.013)
3150 YYWW 1.19 (0.047) MAX.
TYP.
1.78 (0.070) MAX.
3.56 0.13 (0.140 0.005)
4.70 (0.185) MAX. DIMENSIONS DIAGRAM MILLIMETERS (INCHES). 0.51 (0.020) MIN. 2.92 (0.115) MIN. MARKING CODE LETTER OPTION NUMBERS. VDD1 VDD2 OPTION 060. OPTION NUMBERS MARKED. VIN+ VOUT+ NOTE: FLOATING LEAD PROTRUSION 0.25 mils) MAX.
OUT-
0.76 (0.030) 1.40 (0.055)
0.65 (0.025) MAX. 2.28 (0.090) 2.80 (0.110)
GND1 GND2
Package Outline Drawings
Gull-Wing Surface-Mount Option
LAND PATTERN RECOMMENDATION 9.65 0.25 (0.380 0.010)
OPTION CODE*
1.016 (0.040)
3150 YYWW
6.350 0.25 (0.250 0.010)
10.9 (0.430)
MOLDED
1.27 (0.050)
(0.080)
1.19 (0.047) MAX.
1.780 (0.070) MAX.
9.65 0.25 (0.380 0.010) 7.62 0.25 (0.300 0.010) 0.20 (0.008) 0.33 (0.013)
3.56 0.13 (0.140 0.005)
1.080 0.320 (0.043 0.013) 2.540 (0.100)
0.635 0.130 (0.025 0.005)
0.635 0.25 (0.025 0.010) NOM.
DIMENSIONS MILLIMETERS (INCHES). TOLERANCES (UNLESS OTHERWISE SPECIFIED): xx.xx 0.01 xx.xxx 0.005 LEAD COPLANARITY MAXIMUM: 0.102 (0.004) NOTE: FLOATING LEAD PROTRUSION 0.25 mils) MAX.
*MARKING CODE LETTER OPTION NUMBERS. OPTION 060. OPTION NUMBERS MARKED.
Lead Surface Mount
LAND PATTERN RECOMMENDATION
GND1
VCC1
10.36 0.20 (0.408 0.008)
GND2
(0.295 0.004) 7.49 0.10
VCC2
HCPL-315J
(0.458) 11.63
VIN1
VIN2
(0.085) 2.16
(0.025) 0.64
(0.004 0.011) 0.10 0.30 STANDOFF
(0.345 0.008) 8.76 0.20
VIEW FROM (0.025 MIN.) 0.64 (0.138 0.005) 3.51 0.13 (0.408 0.008) 10.36 0.20 (0.0091 0.0125) 0.23 0.32
VIEW FROM
LEADS COPLANAR (0.002 INCHES) 0.05 (0.018) (0.050) 0.457 1.27 (0.406 0.007) 10.31 0.18 DIMENSIONS (INCHES) MILLIMETERS. NOTE: FLOATING LEAD PROTRUSION 0.25 mils) MAX.
Solder Reflow Thermal Profile
PREHEATING RATE 1°C/-0.5°C/SEC. REFLOW HEATING RATE 2.5°C 0.5°C/SEC. PEAK TEMP. 245°C PEAK TEMP. 240°C PEAK TEMP. 230°C 2.5°C 0.5°C/SEC. 160°C 150°C 140°C 1°C/-0.5°C SEC. SEC. SOLDERING TIME 200°C
Regulatory Information
HCPL-3150 HCPL-315J have been approved following organizations: Recognized under 1577, Component Recognition Program, File E55361. Approved under Component Acceptance Notice File 88324. IEC/EN/DIN 60747-5-2 Approved under: 60747-5-2:1997 A1:2002 60747-5-2:2001 A1:2002 60747-5-2 (VDE 0884 Teil 2):2003-01. (Option HCPL-315J only)
TEMPERATURE (°C)
PREHEATING TIME 150°C, SEC. SEC. TIGHT TYPICAL LOOSE
ROOM TEMPERATURE
TIME (SECONDS)
Recommended Pb-Free Profile
TIME WITHIN ACTUAL PEAK TEMPERATURE 20-40 SEC.
+0/-5 RAMP-UP °C/SEC. MAX.
TEMPERATURE
Tsmax Tsmin
RAMP-DOWN °C/SEC. MAX.
PREHEAT SEC. PEAK
SEC.
TIME NOTES: TIME FROM PEAK TEMPERATURE MINUTES MAX. Tsmax Tsmin
IEC/EN/DIN 60747-5-2 Insulation Characteristics
Description Symbol HCPL-3150#060 Installation classification 0110/1.89, Table rated mains voltage Vrms rated mains voltage Vrms I-IV rated mains voltage Vrms I-III Climatic Classification 55/100/21 Pollution Degree (DIN 0110/1.89) Maximum Working Insulation Voltage VIORM Input Output Test Voltage, Method VIORM 1.875 VPR, 100% Production Test with sec, 1181 Partial discharge Input Output Test Voltage, Method VIORM VPR, Type Sample Test, sec, Partial discharge Highest Allowable Overvoltage* VIO6000 (Transient Overvoltage tini sec) Safety-Limiting Values Maximum Values Allowed Event Failure, Also Figure Thermal Derating Curve. Case Temperature Input Current INPUT Output Power OUTPUT Insulation Resistance HCPL-315J** Unit
I-IV I-III I-II 55/100/21
Vpeak
1670
Vpeak
1336 6000
Vpeak Vpeak
1200
**Approval Pending. *Refer front optocoupler section current Catalog, under Product Safety Regulations section IEC/EN/DIN 60747-5-2, detailed description Method Method partial discharge test profiles. Note: Isolation characteristics guaranteed only within safety maximum ratings which must ensured protective circuits application.
Insulation Safety Related Specifications
Parameter Minimum External (External Clearance) Minimum External Tracking (External Creepage) Minimum Internal Plastic (Internal Clearance) Tracking Resistance (Comparative Tracking Index) Isolation Group Symbol L(101) HCPL-3150 HCPL-315J Units Conditions Measured from input terminals output terminals, shortest distance through air. Measured from input terminals output erminals, shortest distance path along body. Through insulation distance conductor conductor. 112/VDE 0303 Part
L(102)
0.08
Volts
IIIa
IIIa
Material Group (DIN 0110, 1/89, Table
Option surface mount classification Class accordance wtih CECC 00802.
Absolute Maximum Ratings
Parameter Storage Temperature Operating Temperature Average Input Current Peak Transient Input Current pulse width, pps) Reverse Input Voltage "High" Peak Output Current "Low" Peak Output Current Supply Voltage Output Voltage Output Power Dissipation Total Power Dissipation Lead Solder Temperature Solder Reflow Temperature Profile Symbol IF(AVG) IF(TRAN) Min. Max. Units Note
Volts IOH(PEAK) IOL(PEAK) (VCC VEE) Volts VO(PEAK) Volts 260°C sec., below seating plane Package Outline Drawings Section
Recommended Operating Conditions
Parameter Power Supply Voltage Input Current (ON) Input Voltage (OFF) Operating Temperature Symbol (VCC VEE) IF(ON) VF(OFF) Min. -3.0 Max. Units Volts
Electrical Specifications (DC)
Over recommended operating conditions 100°C, F(ON) VF(OFF) -3.0 Ground, each channel) unless otherwise specified.
Parameter High Level Symbol ICCH ICCL IFLH VFHL Temperature Coefficient Forward Voltage Input Reverse Breakdown Voltage Input Capacitance UVLO Threshold UVLO Hysteresis -1.6 1.95 Min. (VCC (VCC HCPL-3150 HCPL-315J mV/°C Typ.* Max. Units Test Conditions (VCC (VCC (VEE (VEE -100 Output Open, Output Open, -3.0 +0.8 HCPL-3150 HCPL-315J Fig. Note
Output Current
Level
Output Current
High Level Output Voltage Level Output Voltage High Level Supply Current Level Supply Current Threshold Input Current High Threshold Input Voltage High Input Forward Voltage
VUVLO+ VUVLOUVLOHYS
11.0 12.3 10.7 13.5 12.0
HCPL-3150 HCPL-315J
MHz,
*All typical values 25°C unless otherwise noted.
Switching Specifications (AC)
Over recommended operating conditions 100°C, IF(ON) VF(OFF) -3.0 Ground, each channel) unless otherwise specified. Parameter Propagation Delay Time High Output Level Symbol tPLH Min. 0.10 Typ.* 0.30 Max. 0.50 Units Test Conditions kHz, Duty Cycle Fig. Note
Propagation Delay tPHL 0.10 Time Output Level Pulse Width Distortion Propagation Delay -0.35 Difference Between (tPHL PLH) Parts Channels Rise Time Fall Time UVLO Turn tUVLO Delay UVLO Turn tUVLO Delay Output High Level |CMH| Common Mode Transient Immunity Output Level |CML| Common Mode Transient Immunity
0.50
34,35
0.35
kV/µs
25°C, 1500 25°C, 1500
kV/µs
Package Characteristics (each channel, unless otherwise specified)
Parameter Symbol Input-Output VISO Momentary Withstand Voltage** Output-Output VO-O Momentary Withstand Voltage** Resistance RI-O (Input Output) Capacitance CI-O (Input Output) LED-to-Case Thermal Resistance LED-to-Detector Thermal Resistance Detector-to-Case Thermal Resistance Device HCPL-3150 HCPL-315J HCPL-315J Min. 3750 3750 1500 Typ.* Max. Units Vrms Test Conditions 50%, min., 25°C min., 25°C VI-O Thermocouple located center underside package Fig. Note
Vrms
1012 HCPL-3150 HCPL-315J HCPL-3150 HCPL-3150 HCPL-3150
°C/W °C/W °C/W
*All typical values 25°C unless otherwise noted. **The Input-Output/Output-Output Momentary Withstand Voltage dielectric voltage rating that should interpreted inputoutput/output-output continuous voltage rating. continuous voltage rating refer your equipment level safety specification Agilent Application Note 1074 entitled "Optocoupler Input-Output Endurance Voltage."
Notes: Derate linearly above 70°C free-air temperature rate mA/°C. Maximum pulse width maximum duty cycle 0.2%. This value intended allow component tolerances designs with peak minimum Applications section additional details limiting peak. Derate linearly above 70°C free-air temperature rate mW/°C. Derate linearly above 70°C free-air temperature rate mW/°C. maximum junction temperature should exceed 125°C. Maximum pulse width maximum duty cycle 0.5%. this test measured with load current. When driving capacitive loads will approach approaches zero amps. Maximum pulse width maximum duty cycle 20%.
accordance with UL1577, each HCPL-3150 optocoupler proof tested applying insulation test voltage 4500 Vrms 5000 Vrms HCPL-315J) second (leakage detection current limit, µA). This test performed before 100% production test partial discharge (method shown IEC/EN/DIN 60747-5-2 Insulation Characteristics Table, applicable. Device considered two-terminal device: pins input side shorted together pins output side shorted together. difference between tPHL tPLH between parts channels under same test condition. Pins (HCPL-3150) pins (HCPL-315J) need connected common. Common mode transient immunity high state maximum
tolerable |dVCM /dt| common mode pulse, VCM, assure that output will remain high state (i.e., 15.0 Common mode transient immunity state maximum tolerable |dVCM /dt| common mode pulse, VCM, assure that output will remain state (i.e., This load condition approximates gate load 1200 V/25 IGBT. Pulse Width Distortion (PWD) defined |tPHL-t PLH| given device. Each channel. Device considered terminal device: Channel output side pins shorted together, channel output side pins shorted together. thermal model HCPL-315J application section this data sheet.
(VOH HIGH OUTPUT VOLTAGE DROP
OUTPUT HIGH CURRENT
(VOH OUTPUT HIGH VOLTAGE DROP
IOUT -100
0.50 VOUT
0.45
0.40
0.35
0.30 0.25
TEMPERATURE
TEMPERATURE
OUTPUT HIGH CURRENT
Figure Temperature.
Figure Temperature.
Figure IOH.
OUTPUT CURRENT
OUTPUT VOLTAGE
OUTPUT VOLTAGE
VF(OFF) -3.0
VF(OFF) -3.0 IOUT
VF(OFF) -3.0 VOUT
OUTPUT CURRENT
TEMPERATURE
TEMPERATURE
Figure Temperature.
Figure Temperature.
Figure
SUPPLY CURRENT
IFLH HIGH CURRENT THRESHOLD
OUTPUT OPEN
SUPPLY CURRENT
ICCH ICCL
ICCH ICCL
ICCH ICCL
ICCH ICCL
TEMPERATURE
SUPPLY VOLTAGE
TEMPERATURE
Figure Temperature.
Figure VCC.
Figure IFLH Temperature.
PROPAGATION DELAY PROPAGATION DELAY
PROPAGATION DELAY
DUTY CYCLE
TPLH TPHL
DUTY CYCLE
IF(ON) IF(OFF) DUTY CYCLE
TPLH TPHL
TPLH TPHL
SUPPLY VOLTAGE
FORWARD CURRENT
TEMPERATURE
Figure Propagation Delay VCC.
Figure Propagation Delay
Figure Propagation Delay Temperature.
PROPAGATION DELAY PROPAGATION DELAY
OUTPUT VOLTAGE
DUTY CYCLE
DUTY CYCLE
TPLH TPHL
TPLH TPHL
SERIES LOAD RESISTANCE
LOAD CAPACITANCE
FORWARD CURRENT
Figure Propagation Delay
Figure Propagation Delay
Figure Transfer Characteristics.
1000
FORWARD CURRENT
25°C
0.01
0.001 1.10
1.20
1.30
1.40
1.50
1.60
FORWARD VOLTAGE
Figure Input Current Forward Voltage.
Figure Test Circuit.
Figure Test Circuit.
Figure Test Circuit.
Figure Test Circuit.
Figure Test Circuit.
Figure UVLO Test Circuit.
DUTY CYCLE
VOUT tPLH tPHL
Figure tPLH, PHL, Test Circuit Waveforms.
SWITCH SWITCH 1500
Figure Test Circuit Waveforms.
Applications Information
Eliminating Negative IGBT Gate Drive keep IGBT firmly off, HCPL-3150/315J very maximum specification HCPL-3150/315J realizes this very using DMOS transistor with (typical) resistance pull down circuit. When HCPL-3150/315J state, IGBT gate shorted
emitter Minimizing lead inductance from HCPL-3150/ 315J IGBT gate emitter (possibly mounting HCPL-3150/315J small board directly above IGBT) eliminate need negative IGBT gate drive many applications shown Figure Care should taken with such board design avoid routing IGBT collector
emitter traces close HCPL3150/315J input this result unwanted coupling transient signals into HCPL-3150/315J degrade performance. IGBT drain must routed near HCPL-3150/315J input, then should reverse-biased when state, prevent transient signals coupled from IGBT drain from turning HCPL-3150/315J.)
HCPL-3150
HVDC
CONTROL INPUT 74XXX OPEN COLLECTOR
3-PHASE
HVDC
Figure 25a. Recommended Drive Application Circuit.
CONTROL INPUT 74XX OPEN COLLECTOR
HCPL-315J
FLOATING SUPPLY
HVDC
3-PHASE
CONTROL INPUT 74XX OPEN COLLECTOR
HVDC
Figure 25b. Recommended Drive Application Circuit (HCPL-315J).
Selecting Gate Resistor (Rg) Minimize IGBT Switching Losses. Step Calculate Minimum From Peak Specification. IGBT Figure analyzed simple circuit with voltage supplied HCPL-3150/315J. (VCC VOL) --------------- IOLPEAK (VCC ---------------- IOLPEAK ------------------ 30.5
value previous equation conservative value peak current (see Figure lower values voltage supplied HCPL-3150/315J ideal voltage step. This results lower peak currents (more margin) than predicted this analysis. When negative gate drive used previous equation equal zero volts. Step Check HCPL-3150/ 315J Power Dissipation Increase Necessary. HCPL-3150/315J total power dissipation (PT) equal
emitter power output power (PO): Duty Cycle PO(BIAS) (SWITCHING) (VCC VEE) ESW(R
circuit Figure with (worst case) 30.5 Duty Cycle 80%, 90°C: 4.25 (PO(MAX) 90°C mW/C)
HCPL-3150
HVDC
CONTROL INPUT 74XXX OPEN COLLECTOR
3-PHASE
HVDC
Figure 26a. HCPL-3150 Typical Application Circuit with Negative IGBT Gate Drive.
CONTROL INPUT 74XX OPEN COLLECTOR
HCPL-315J
FLOATING SUPPLY
HVDC
3-PHASE
CONTROL INPUT 74XX OPEN COLLECTOR
HVDC
Figure 26b. HCPL-315J Typical Application Circuit with Negative IGBT Gate Drive.
Parameter Duty Cycle
Description Current Voltage Maximum Duty Cycle
Parameter ESW(Rg,Qg)
Description Supply Current Positive Supply Voltage Negative Supply Voltage Energy Dissipated HCPL-3150/315J each IGBT Switching Cycle (See Figure Switching Frequency
value 4.25 previous equation obtained derating (which occurs -40°C) 90°C (see Figure Since this case greater than PO(MAX) must increased reduce HCPL3150 power dissipation. PO(SWITCHING MAX) PO(MAX) PO(BIAS) PO(SWITCHINGMAX) SW(MAX) --------------- ------- 3.45 from Figure value 3.45 gives
board design therefore, determined designer. value 83°C/W obtained from thermal measurements using inch board, with small traces ground plane), single HCPL3150 soldered into center board still air. absolute maximum power dissipation derating specifications assume CAvalue 83°C/W. From thermal mode Figure detector junction temperatures expressed
example, given 70°C 83°C/W:
313°C/W 132°C/W 313°C/W 132°C/W 70°C 117°C 132°C/W 187°C/W 132C/W 187°C/W 70°C 123°C
should limited 125°C based board layout part placement (CA) specific application.
(LC||(LD ----------------
(---------------
Thermal Model (HCPL-3150)
steady state thermal model HCPL-3150 shown Figure 28a. thermal resistance values given this model used calculate temperatures each node given operating condition. shown model, heat generated flows through which raises case temperature accordingly. value depends conditions
(DC||(LD Inserting values shown Figure gives: (230°C/W (49°C/W (49°C/W (104°C/W
439°C/W 391°C/W 83°C/W* 119°C/W
junction temperature detector junction temperature case temperature measured center package bottom LED-to-case thermal resistance LED-to-detector thermal resistance detector-to-case thermal resistance case-to-ambient thermal resistance will depend board design placement part.
Figure 28a. Thermal Model.
Thermal Model DualChannel (SOIC-16) HCPL-315J Optoisolator
Definitions Thermal impedances between nodes shown Figure 28b. Ambient Temperature: Measured approximately 1.25 above optocoupler with forced air. Description This thermal model assumes that 16-pin dual-channel (SOIC-16) optocoupler soldered into printed circuit board (PCB). These optocouplers hybrid devices with four die: LEDs detectors. temperature detector optocoupler calculated using equations below.
DETECTOR
DETECTOR
AMBIENT
Figure 28b. Thermal Impedance Model HCPL-315J.
A11PE1 A12PE2+A13 PD1+A 14PD2 A21PE1 A22PE2+A23 PD1+A 24PD2 A31PE1 A32PE2+A33 PD1+A 34PD2 A41PE1 A42PE2+A43 PD1+A 44PD2 where:
Temperature difference between ambient Temperature difference between ambient Temperature difference between ambient detector Temperature difference between ambient detector Power dissipation from Power dissipation from Power dissipation from detector Power dissipation from detector thermal coefficient (units °C/W) function thermal impedances through
Thermal Coefficient Data (units °C/W)
Part Number HCPL-315J
Note: Maximum junction temperature above part: 125°C.
ENERGY SWITCHING CYCLE
Drive Circuit Considerations Ultra High Performance
Without detector shield, dominant cause optocoupler failure capacitive coupling from input side optocoupler, through package, detector shown Figure HCPL3150/315J improves performance using detector with optically transparent Faraday shield, which diverts capacitively coupled current away from sensitive circuitry. ever, this shield does eliminate capacitive coupling between optocoupler pins shown Figure This capacitive coupling causes perturbations current during common mode transients becomes major source failures shielded optocoupler. main design objective high drive circuit becomes keeping proper state off) during common mode transients. example, recommended application circuit (Figure 25), achieve kV/µs while minimizing component complexity. Techniques keep proper state discussed next sections.
logic gate less than VF(OFF), will remain common mode failure will occur. open collector drive circuit, shown Figure cannot keep during +dVCM/dt transient, since current flowing through CLEDN must supplied LED, recommended applications requiring ultra high CMRL performance. Figure alternative drive circuit which, like recommended application circuit (Figure 25), does achieve ultra high performance shunting state.
GATE RESISTANCE
Figure Energy Dissipated HCPL-3150 Each IGBT Switching Cycle.
with (CMRH)
high drive circuit must keep during common mode transients. This achieved overdriving current beyond input threshold that pulled below threshold during transient. minimum current provides adequate margin over maximum achieve kV/µs CMR.
Under Voltage Lockout Feature
HCPL-3150/315J contains under voltage lockout (UVLO) feature that designed protect IGBT under fault conditions which cause HCPL-3150/315J supply voltage (equivalent fully-charged IGBT gate voltage) drop below level necessary keep IGBT resistance state. When HCPL-3150/315J output high state supply voltage drops below HCPL-3150/315J VUVLO- threshold (9.5 <VUVLO- <12.0), optocoupler output will into state with typical delay, UVLO Turn Delay, When HCPL-3150/315J output state supply voltage rises above HCPL-3150/315J VUVLO+ threshold (11.0 VUVLO+ 13.5), optocoupler will into
with (CMRL)
high drive circuit must keep VF(OFF)) during common mode transients. example, during -dVCM/dt transient Figure current flowing through CLEDP also flows through RSAT VSAT logic gate. long state voltage developed across
high state (assuming "ON") with typical delay, UVLO TURN Delay,
Dead Time Propagation Delay Specifications
HCPL-3150/315J includes Propagation Delay Difference (PDD) specification intended help designers minimize "dead time" their power inverter designs. Dead time time period during which both high side power transistors Figure off. overlap conduction will result large currents flowing through power devices from highto low-voltage motor rails.
minimize dead time given design, turn LED2 should delayed (relative turn LED1) that under worst-case conditions, transistor just turned when transistor turns shown Figure amount delay necessary achieve this conditions equal maximum value propagation delay difference specification, PDDMAX, which specified over operating temperature range -40°C 100°C. Delaying signal maximum propagation delay difference ensures that minimum dead time zero, does tell designer what
maximum dead time will maximum dead time equivalent difference between maximum minimum propagation delay difference specifications shown Figure maximum dead time HCPL-3150/315J (-350 ns)) over operating temperature range -40°C 100°C. Note that propagation delays used calculate dead time taken equal temperatures test conditions since optocouplers under consideration typically mounted close proximity each other switching identical IGBTs.
CLEDP
CLEDO1 CLEDP
CLEDO2
CLEDN
CLEDN
SHIELD
Figure Optocoupler Input Output Capacitance Model Unshielded Optocouplers.
Figure Optocoupler Input Output Capacitance Model Shielded Optocouplers.
CLEDP
ILEDP
VSAT
CLEDN
SHIELD
ARROWS INDICATE DIRECTION CURRENT FLOW DURING -dVCM/dt.
Figure Equivalent Circuit Figure During Common Mode Transient.
CLEDP
CLEDP
CLEDN ILEDN
CLEDN
SHIELD
SHIELD
Figure Recommended Open Collector Drive Circuit.
Figure Recommended Drive Circuit Ultra-High CMR.
ILED1
ILED1
VOUT1
VOUT1
VOUT2 ILED2
VOUT2
tPHL tPLH PDD* (tPHL- tPLH)MAX tPHL tPLH
ILED2 tPHL tPHL tPLH
*PDD PROPAGATION DELAY DIFFERENCE NOTE: CALCULATIONS PROPAGATION DELAYS TAKEN SAME TEMPERATURE TEST CONDITIONS.
tPLH (tPHL-tPLH) PDD* MAXIMUM DEAD TIME (DUE OPTOCOUPLER) (tPHL tPHL MIN) (tPLH tPLH MIN) (tPHL tPLH MIN) (tPHL tPLH MAX) PDD* PDD* *PDD PROPAGATION DELAY DIFFERENCE NOTE: DEAD TIME CALCULATIONS PROPAGATION DELAYS TAKEN SAME TEMPERATURE TEST CONDITIONS.
Figure Minimum Skew Zero Dead Time.
Figure Waveforms Dead Time.
OUTPUT VOLTAGE
OUTPUT POWER INPUT CURRENT
(mW) (mA)
(10.7, 0.1) (12.3, 0.1) (12.3, 10.8) (10.7, 9.2)
(VCC SUPPLY VOLTAGE
CASE TEMPERATURE
Figure Under Voltage Lock Out.
Figure 37a. HCPL-3150: Thermal Derating Curve, Dependence Safety Limiting Value with Case Temperature IEC/EN/ 60747-5-2.
1400 OUTPUT 1200
POWER
INPUT
1000
CASE TEMPERATURE
Figure 37b. HCPL-315J: Thermal Derating Curve, Dependence Safety Limiting Value with Case Temperature IEC/EN/DIN 60747-5-2.
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product information complete list distributors, please site. technical assistance call: Americas/Canada: (800) 235-0312 (916) 788-6763 Europe: 6441 92460 China: 10800 0017 Hong Kong: (+65) 6756 2394 India, Australia, Zealand: (+65) 6755 1939 Japan: (+81 3335-8152 (Domestic/International), 0120-61-1280 (Domestic Only) Korea: (+65) 6755 1989 Singapore, Malaysia, Vietnam, Thailand, Philippines, Indonesia: (+65) 6755 2044 Taiwan: (+65) 6755 1843 Data subject change. Copyright 2005 Agilent Technologies, Inc. Obsoletes 5989-0783EN March 2005 5989-2142EN

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