375V Input Maxi Family DC-DC Converter Module input range: 4

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375V Input Maxi Family DC-DC Converter Module input range: 4

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375V Input Maxi Family
DC-DC Converter Module
input range: 425V Input surge withstand: 500V 100ms output: Programmable output: 110% Regulation: ±0.2% load full load Efficiency: Maximum operating temperature: 100°C full load Power density: 120W/cubic inch Height above board: 0.43 (10,9 Parallelable, with fault tolerance noise ZCS/ZVS architecture
Typical Applications: distributed power; off-line systems using power front-ends; electric vehicles
Shown actual size: 12,7
Product Overview
This DC-DC converter module uses Generation power processing, control packaging technologies provide performance, flexibility cost effectiveness expected mature power component. example, plated-cavity core transformer couples widely separated primary secondary windings, resulting in-toout parasitic capacitance noise. High frequency ZCS/ZVS switching, advanced power semiconductor packaging thermal management provide high power density with temperature gradients. Extensive silicon integration results part count Generation converter.
Absolute Maximum Ratings
Parameter voltage voltage voltage voltage -Out voltage -Sense -Out Voltage Isolation voltage out) Isolation voltage base) Isolation voltage (out base) Storage temperature Operating temperature soldering temperature soldering temperature Rating -0.5 +425 -0.5 +7.0 -0.5 +7.0 -0.5 +1.5 3000 1550 +125 +100 (260) (390) (0.57) Unit Vrms Vrms Vrms (°C) (°C) in-lbs (N-m) C-Grade C-Grade sec; wave solder sec; hand solder each, 4-40 <100ms Notes
Part Numbering
Input Voltage 24Vin 48Vin 300Vin 375Vin Maxi Mini Micro Output Voltage Output Power Style Baseplate
Mounting torque
Product Grade Temperatures (°C) Grade Storage Operating +125 +100 +125 +100 +125 +100 +125 +100
Thermal Resistance Capacity
Parameter Baseplate sink; flat, greased surface Baseplate sink; thermal (P/N 20263) Baseplate ambient Baseplate ambient; 1000 Thermal capacity 0.08 0.07 Unit °C/Watt °C/Watt °C/Watt °C/Watt Watt-sec/°C
styles page Slotted baseplate (style requires designator. threaded baseplate part number. thru-hole, "3". page dimensions.
modules described here highest power each output voltage. Consult factory availability lower power units.
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ELECTRICAL CHARACTERISTICS
Electrical characteristics apply over full operating range input voltage, output load (resistive) baseplate temperature, unless otherwise specified. temperatures refer operating temperature center baseplate.
MODULE OPERATING SPECIFICATIONS
Parameter Operating input voltage Input surge withstand Output voltage setpoint Unit Vout <100ms Nominal input; full load; 25°C Notes
MODULE OUTPUT VOLTAGE RELATED SPECIFICATIONS
Parameter Efficiency (typ.) Ripple noise, (typ.) Output power (max.) Output setpoint (nom.) Dissipation, standby (typ.) Load regulation (max.) Current limit (typ.) Short circuit current (typ.) 1.8V 74.5 2.5V 3.3V 83.5 85.7 14.3 17.8 28.1 32.7 55.2 Unit Watts Volts Watts Vout Iout Iout Notes Nominal input; load; 25°C Nominal input; full load; 25°C; 20MHz 100°C baseplate temperature 25°C; recycle input voltage restart minute load; nominal input load full load; nominal input Output voltage nominal Output voltage <250mV
MODULE INPUT SPECIFICATIONS
Parameter Undervoltage turn-on Undervoltage turn-off Overvoltage turn-off/on 204.7 429.2 242.5 212.2 446.3 467.5 247.5 Unit Notes
MODULE OUTPUT SPECIFICATIONS
Parameter Line regulation Temperature regulation Power sharing accuracy Programming range ±0.02 ±0.002 ±0.2 ±0.005 Unit Notes line high line; full load Over operating temperature range 100% full load nominal output voltage. trimming below nominal, minimum load maximum rated power required.
Note: important information relative applications where converter modules subject continuous dynamic loading, contact Vicor applications engineering 800-927-9474.
Nominal output trimmed 1.8V adding external 9,000 resistor from pin. (See Fig. Nominal 3.3V output trimmed 2.5V adding external 3,125 resistor from pin. (See Fig.
Vicor Corporation Tel: 800-735-6200 978-470-2900 Fax: 978-475-6715
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ELECTRICAL CHARACTERISTICS, continued
MODULE CONTROL SPECIFICATIONS
Parameter Unit Notes
PRIMARY SIDE Primary Control; Parallel) bias voltage current limit module disable module enable delay module alarm emitter amplitude emitter current receiver impedance receiver threshold drive capability SECONDARY SIDE Secondary Control) bandgap voltage resistance capacitance module alarm 1.21 1.23 1000 0.033 1.25 1010 ohms With open trim; referenced -Sense. Fig. Referenced -Sense 5.50 5.75 6.00 Vavg Volts ohms Volts modules 25°C Minimum pulse width: 20ns Without buffer amplifier module fault. Figs. load ohms, current voltage 5.5V Must able sink Fig.
MODULE GENERAL SPECIFICATIONS
Parameter Remote sense (total drop) Isolation voltage out) Isolation voltage base) Isolation voltage (out base) Isolation resistance out) Weight Temperature limiting Agency approvals 3000 1550 (210) (227) Unit Vrms Vrms Vrms megohms ounces (grams) Figs. UL1950, CSA950, EN60950, VDE0805, BS7002, 60950. With fuse series with +Input Notes 0.25V (senses must closed) Complies with reinforced insulation requirements Complies with basic insulation requirements Complies with operational insulation requirements
CSA, BABT,
Note: Specifications subject change without notice. latest data sheets individual models available Vicor website www.vicorpower.com.
Vicor Corporation Tel: 800-735-6200 978-470-2900 Fax: 978-475-6715
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CONTROL FUNCTIONS
Module Enable/Disable module disabled pulling below 2.3V with respect -Input. This done with open collector transistor, relay, optocoupler. Multiple converters disabled with single transistor relay either directly "OR'ing" diodes. Figure Primary Auxiliary Supply 5.7V, source 1.5mA. example shown Figure powers module enabled LED. Module Alarm module contains "watchdog" circuitry which monitors input voltage, operating temperature internal operating parameters. event that these parameters outside their allowable operating range, module will shut down will low. will periodically high module will check fault example, overtemperature) cleared. fault been cleared, will again cycle will restart. will event fault return normal state after fault been cleared. Figures
Auto Restart
2-20ms typ. (VIN)
Input Undervoltage Input Overvoltage Overtemperature Module Faults
+Out
SW1, shown "Fault" position
Disable
(0-3mA)
1.23
-Out
Disable <2.3V
Figure 1-Module enable/disable.
Figure 2-PC/SC module alarm logic.
Fault
40µs typ. 5.7V
"Module Enabled"
1.23V
2-20ms typ.
Figure 3-LED on-state indicator.
Figure 4-PC/SC module alarm timing.
Optocoupler
+Out -Out 1.00V Alarm
Figure 5-Isolated on-state indicator.
Figure 6-Secondary side on-state indicator.
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Vicor Corporation Tel: 800-735-6200 978-470-2900 Fax: 978-475-6715
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CONTROL FUNCTIONS
Output Voltage Programming output voltage converter adjusted programmed fixed resistors, potentiometers voltage DACs. Figures
+Out Error 0.033µF -Out 1.23V 1.23V Trim Down Load Error 0.033µF
+Out -Out Trim
Load
(ohms)
1,000 Vout Vnom Vout
(ohms)
1,000 (Vout-1.23) Vnom 1.23 (Vout-Vnom)
-1,000
Figure 7-Output voltage trim down circuit. Trim Down This converter constant power device constant current limit. Hence, available output power reduced same percentage that output voltage trimmed down. exceed maximum rated output current. trim down resistor must connected -Sense pin.
Figure 8-Output voltage trim circuit. Trim converter rated maximum delivered power. ensure that maximum rated power exceeded, reduce maximum output current same percentage increase output voltage. trim resistor must connected +Sense pin. trim converter above maximum trim range (typically +10%) output over voltage protection circuitry activated.
Trim values calculated automatically: Resistor trim calculators available Vicor's site URL: www.vicorpower.com/ tools.html requesting copy Vicor's Applications Manual ROM. Resistor values calculated fixed trim fixed trim down variable trim down cases both Generation DC-DC converters. addition trimming information, site applications manual also include design tips, applications circuits, suggestions, thermal design guidelines data sheets available Vicor products.
Vicor Corporation Tel: 800-735-6200 978-470-2900 Fax: 978-475-6715
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CONTROL FUNCTIONS
Parallel Operation supports paralleling increased power with (N+M) redundancy phased array capability. Modules same input voltage, output voltage, power level will current share pins suitably interfaced. Compatible interface architectures include following: coupled single-wire interface. pins directly connected another. This interface supports current sharing fault tolerant. Minus pins must tied same electric potential. Figure coupled single-wire interface. pins connected single communication through 0.001µF (500V) capacitors. This interface supports current sharing fault tolerant except communication bus. Figure
Module
0.001µF
Module
Module
0.001µF
Module
Ground plane
Ground plane
Figure 9-DC coupled single-wire interface.
+Out
Figure 10-AC coupled single-wire interface.
Module
-Out
+Out -Out power buses should designed minimize balance parasitic impedance from each module output load. +Sense pins should tied same point +Out power bus; -Sense pins should tied same point -Out power bus. discretion power system designer, subset modules within array configured slaves shorting OR'ing diodes inserted series with +Out pins each module provide module output fault tolerance.
+Out -Out +Sense from other modules array
+Out
Module
-Out
Load
+Out -Out
Module
Figure 11-N+1 module array output connections. STYLES Designator (None) Description Short solder Long solder Short ModuMate Long ModuMate Notes Requires in-board, mounting
Figure 12-OR'ing diodes connections.
On-board mounting 0.65" boards SurfMate in-board socket mounting On-board socket mounting
style designator follows after output power precedes baseplate designator. V375A24C600AN Long ModuMate Pins
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MECHANICAL DRAWINGS
MODULE OUTLINE
0.50 ±0.02 12,7 ±0,5
Converter Pins Function Label Primary Control Parallel -Out -Sense Secondary Control +Sense +Out
0.300 ±0.015 7,62 ±0,38 0.38 (2X) 0.300 ±0.015 7,62 ±0,38 0.23 (REF) 2.20 55,9 1.74 44,2 0.01 4-40 UNC-2B 0.12* 0.20** Thru (4X)*** 5,08 (Style only) 0.50 12,7 2.00 50,8 0.10 0.10 CHAMFER
(ALL MARKINGS THIS SURFACE)
ALUMINUM BASEPLATE
4.200 106,68 4.60 116,8
1.80 45,7 FULL (6X)
3.60 91,4
0.13 (6X)
PINS: TIN/LEAD SOLDER
4-40 Screw (6x) Torque in-lbs 0.57
0.400 10,16
Slotted (Style Threaded (Style
4-40 UNC-2B (6X)
0.700 17,78 1.000 25,40 1.400 35,56
0.180 DIA,(2X) 4,57 0.080 DIA,(7X) 2,03
0.43 10,9
0.06 (3X)
0.54 (9X) Style 13,7 (Short Pin) 0.62 (9X) Style 15,7 (Long Pin)
2.20 55,9 (REF)
Thru Hole (Style
Drill Thru (6X) (0.1285)
Style baseplate only Style baseplates Reserved Vicor accessories
MOUNTING SPECIFICATIONS
INBOARD SOLDER MOUNT STYLE THICKNESS 0.062 ±0.010 1,57 ±0,25 PLATED THRU HOLE 0.178 4,52 (7X) (2X) 0.094 ±0.003 2,39 ±0,08 0.194 ±0.003 4,93 ±0,08 ONBOARD SOLDER MOUNT STYLE 0.094 ±0.003 2,39 ±0,08 0.194 ±0.003 4,93 ±0,08
MARKINGS THIS SURFACE
0.06 (4X)
1.790 45,47
ALUMINUM BASEPLATE
4.200* 106,68 3.844 97,64
PINS: TIN/LEAD SOLDER DIPPED
Unless otherwise specified, dimensions inches
0.400* 10,16 0.700* 17,78 1.000* 25,40 1.400* 35,56
Decimals
0.43 10,9 DENOTES ±0.003 ±0,08 0.53 13,5
Tol. ±0.01 ±0,25
Angles
0.XX 0.XXX
±0.005 ±0,127
0.195 4,95
Vicor Corporation Tel: 800-735-6200 978-470-2900 Fax: 978-475-6715
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latest data sheets individual models available Vicor website www.vicorpower.com
Vicor's comprehensive line power solutions includes modular, high density DC-DC converters accessory components, configurable power supplies, custom power systems.
Information furnished Vicor believed accurate reliable. However, responsibility assumed Vicor use. license granted implication otherwise under patent patent rights Vicor. Vicor components designed used applications, such life support systems, wherein failure malfunction could result injury death. sales subject Vicor's Terms Conditions Sale, which available upon request.
Specifications subject change without notice.
Component Solutions Your Power System
Vicor Corporation Frontage Road Andover, 01810 Tel: 800-735-6200 978-470-2900 Fax: 978-475-6715 Email Vicor Express: vicorexp@vicr.com Technical Support: apps@vicr.com
21143 7/01/10M
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375V Input Maxi Family DC-DC Converter Module input range: 4

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