1.5A Dropout Positive Regulator Dropout Voltage 1.3V 1.5A Output

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1.5A Dropout Positive Regulator Dropout Voltage 1.3V 1.5A Output

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AIC1086
1.5A Dropout Positive Regulator
Dropout Voltage 1.3V 1.5A Output Current. Fast Transient Response. Line Regulation, typical 0.015%. Load Regulation, typical 0.1%. Current Limiting Thermal Protection. Adjustable Output Voltage Fixed 1.8V, 2.5V, 2.85V, 3.3V, Standard 3-Pin Power Packages.
DESCRIPTION
AIC1086 dropout three-terminal regulator designed provide output current 1.5A. device available adjustable version fixed output voltage 1.8V, 2.5V, 2.85V, 3.3V Dropout voltage maximum 1.5V guaranteed 1.5A output current. quality dropout voltage fast transient response make this device ideal voltage microprocessor applications. AIC1086 requires output capacitance minimum 10µF stability. Built-in output current limiting thermal limiting provide maximal protection AIC1086 against fault conditions.
APPLICATIONS
Post Regulator Switching Supply. Battery Chargers. Add-On Card.
TYPICAL APPLICATION CIRCUIT
AIC1086 10µF VREF VOUT 3.3V
10µF
VREF=VOUT VADJ=1.25V (typ.) VOUT=VREF (1+RF2/RF1)+ IADJ IADJ=55µA (typ.) needed device away from filter capacitors. required stability.
Adjustable Voltage Regulator
AIC1086-33
VOUT 3.3V
10µF
10µF
Fixed Voltage Regulator
Analog Integrations Corporation Industry Science-Based Industrial Park, Hsinchu, Taiwan TEL: 886-3-5772500 FAX: 886-3-5772510 www.analog.com.tw DS-1086-03 070703
AIC1086
ORDERING INFORMATION
AIC1086-XXCXXX PACKING TYPE TAPE REEL TUBE (for SOT-223) PACKAGING TYPE TO-252 TO-263 TO-220 SOT-223 OUTPUT VOLTAGE DEFAULT: ADJUSTABLE 1.8V 2.5V 2.85V 3.3V 5.0V Example: AIC1086-28CETR 2.85V version TO-252 Package Taping Reel Packing Type CONFIGURATION TO-252 VIEW VOUT (TAB) TO-263 VIEW VOUT (TAB)
TO-220
FRONT VIEW VOUT (TAB)
SOT-223
VIEW VOUT (TAB)
SOT-223 Marking
Part AIC1086CY AIC1086-18CY AIC1086-25CY AIC1086-28CY AIC1086-33CY AIC1086-50CY Marking 1086 AX18 AX25 AX28 AX33 AX50
AIC1086
ABSOLUTE MAXIMUM RATINS
ADJ/ Operating Junction Temperature Range Storage Temperature Range Thermal Resistance (Junction Case) TO-220 TO-252 SOT-223 TO-263 Thermal Resistance Junction Ambient TO-252 SOT-223 TO-220 Lead Temperature (Soldering) (Assume ambient airflow, heatsink) TO-263 125°C -65°C 150°C 12.5°C 15°C 100°C/W 60°C 155°C 50°C .260°C
AIC1086
ELECTRICAL CHARACTERISTICS
otherwise specified) PARAMETER
Reference Voltage
(VIN=5V, TJ=25°C, IO=10mA, Unless
TEST CONDITIONS
AIC1086 (ADJ), TJ=25°C 0°CTJ125°C AIC1086-18, VIN=3.3V AIC1086-25, VIN=5V
MIN.
1.238 1.225 1.78 2.47 2.82 3.26 4.95
TYP.
1.25 1.25 1.80 2.50 2.85 3.30 5.00 0.015 0.035
MAX.
1.262 1.275 1.82 2.53 2.88 3.33 5.05
UNIT
Output Voltage
AIC1086-28, VIN=5V AIC1086-33, VIN=5V AIC1086-50, VIN=7V 2.75VIN7V, VOUT=1.25V
Line Regulation
TJ=25°C 0°CTJ125°C
Load Regulation
TJ=25°C, IO=10mA ~1.5A 0°CTJ125°C VOUT, VREF=1%, IO=1.5A 0°CTJ125°C 0°CTJ125°C 2.75VIN7V, 10mAIO 1.5A 0°CTJ125°C 2.75VIN7V, 10mAIO1.5A 0°CTJ125°C IO=0.5A, 0°CTJ125°C 0°CTJ125°C 10Hzf10KHz 120Hz input ripple, COUT=25µF
Dropout Voltage Current Limit Adjusted Current (IADJ) Adjusted Current Change (IADJ) Temperature Stability Minimum Load Current Output Noise VOUT) Ripple Rejection Ratio Note Note Note
0.003
Regulation measured constant junction temperature, using pulse testing with time. Current limit measured pulsing short time. Dropout voltage defined input output differential which output voltage drops 100mV below value measured with differential.
AIC1086
TYPICAL PERFORMANCE CHARACTERISTICS
Minimum Input/ Output Differential
1000 1200 1400 1600
Minimum Operating Current
TA=125°C
TA=0°C TA=50°C TA=125°C
TA=25°C TA=0°C
Input/ Output Differential Fig. AIC1086 Min. Load Current (Adjustable Version)
Output Current (mA) Fig. AIC1086 Dropout Voltage
0.09
Thermal Regulation (%/W)
0.08 0.07 0.06 0.05 0.04 0.03 0.02 0.01
IOUT=500mA (30mS Puls) TA=125°C
Output Voltage Deviation
-0.4 -0.8 -1.2 -1.6
IOUT=0.5A
Power (Watt) Fig. AIC1086 (ADJ) Power Thermal Regulation
Temperature (°C) Fig. AIC1086 (ADJ) Temperature Stability
Ripple Rejection Ratio (dB)
COUT=3.3µF
COUT=10µF
COUT=25µF
Frequency (Hz)
Fig. AIC1086 (ADJ) Ripple Rejection Ratio (dB)
AIC1086
TYPICAL PERFORMANCE CHARACTERISTICS (Continued)
Output Voltage
0.05
Output Voltage (mV,
-0.05 -0.1
0.4A
Input Voltage
Load Current
VIN=5V CIN=1µF COUT=10µF (Tantalum) VOUT=3.3V
-100
CIN=1µF COUT=10µF (Tantalum) VOUT=3.3V
0.1A
Time (µS)
Fig. Load Transient Response
Time (µS) Fig. Line Transient Response
BLOCK DIAGRAM
VREF 1.25V
Current Amp.
Thermal Limit 55µA
Current Limit VOUT fixed voltage device
DESCRIPTIONS
Providing VREF=1.25V (typ.) adjustable VOUT. VREF=VOUT-VADJ IADJ=55µA (typ.) Power ground. Adjustable output voltage. Power Input. VOUT
AIC1086
PHYSICAL DIMENSIONS
TO-220 (unit:
3.81±0.27
SYMBOL
3.56 14.23 9.66 2.29 0.50 0.51 2.04 12.70
4.82 16.51 10.66 2.79 1.15 1.10 1.39 2.92 14.73
TO-252 (unit:
SYMBOL
2.19 1.02 0.64 5.21 0.46 5.33 6.35 2.28 (TYP.) 9.40 0.51
2.38 1.27 0.88 5.46 0.58 5.59 6.73 10.42
AIC1086
SOT-223
1.80
SYMBOL
0.02 0.60 2.90 0.24 6.30 3.30 6.70
0.12 0.80 3.15 0.35 6.80 3.70 7.30
(PLCS)
2.30 (TYP.)
0.91
TO-263 (unit:
SYMBOL
4.06 0.50 1.14 1.14 8.63 9.65 14.60 2.28
4.83 1.00 1.40 1.40 9.66 10.29 15.88 2.80 1.40
2.54 (TYP.)
Note: Information provided believed accurate reliable. However, cannot assume responsibility circuitry other than circuitry entirely embodied product; infringement patents other rights third parties that result from use. reserve right change circuitry specifications without notice. Life Support Policy: does authorize product life support devices and/or systems. Life support devices systems devices systems which, intended surgical implant into body (ii) support sustain life, whose failure perform, when properly used accordance with instructions provided labeling, reasonably expected result significant injury user.

1.5A Dropout Positive Regulator Dropout Voltage 1.3V 1.5A Output

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