APW7303KAI-TRG 데이터 시트보기 (PDF) - Anpec Electronics
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APW7303KAI-TRG Datasheet PDF : 18 Pages
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APW7303
Recommended Operating Conditions (Cont.) (Note 4)
Symbol
Parameter
TA
Ambient Temperature
TJ
Junction Temperature
Note 4 : Refer to the typical application circuit.
Range
-40 ~ 85
-40 ~ 125
Unit
oC
oC
Electrical Characteristics
Refer to the typical application circuits. These specifications apply over VIN=12V, and TA=25°C, unless otherwise specified.
Symbol
Parameter
Test Conditions
SUPPLY CURRENT
IVIN VIN Supply Current
VFB=1V, VEN=3V, LX=NC
IVIN_SD VIN Shutdown Supply Current
POWER-ON-RESET (POR)
VEN=0V
VIN POR Voltage Threshold
VIN Rising
VIN POR Hysteresis
REFERENCE VOLTAGE
VREF Reference Voltage
OSCILLATOR AND DUTY CYCLE
Regulated on FB pin
FOSC Oscillator Frequency
Foldback Frequency
VFB=0V
Maximum Converter’s Duty
Minimum On Time
VFB=0.92V
(Note 5)
POWER MOSFET
High/low Side MOSFET On Resistance
High/Low Side MOSFET Leakage
Current
IOUT=3A
VEN=0V, VLX=0V
CURRENT-MODE PWM CONVERTER
GEA
AVEA
GCS
Error Amplifier Transconductance
Error Amplifier Voltage Gain
Switch Current to COMP Voltage
Transresistance
COMP=NC (Note 5)
(Note 5)
PROTECTIONS
ILIM High Side MOSFET Current-Limit
Peak Current
Low Side MOSFET Current-Limit
TOTP Over-Temperature Trip Point
Over-Temperature Hysteresis
From Drain to Source
(Note 5)
(Note 5)
APW7303
Unit
Min.
Typ.
Max.
-
1.9
-
mA
-
20
40
µA
3.9
4.1
4.3
V
-
0.5
-
V
0.9
0.92
0.94
V
300
340
380
kHz
-
110
-
kHz
-
90
-
%
-
220
-
ns
-
85
-
mΩ
-
-
10
µA
-
820
-
µA/V
-
400
-
V/V
-
5.2
-
A/V
-
5.3
6.5
A
-
1
-
A
-
160
-
°C
-
50
-
°C
Copyright © ANPEC Electronics Corp.
3
Rev. A.4 - Nov., 2012
www.anpec.com.tw
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