APW7104A 查看數據表（PDF） - Anpec Electronics
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APW7104A Datasheet PDF : 16 Pages
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APW7104A
Electrical Characteristics
Unless otherwise specified, these specifications apply over V =3.6V and T = 25 oC.
IN
A
Symbol
Parameter
Test Conditions
APW7104A
Min. Typ. Max.
SUPPLY VOLTAGE AND CURRENT
VIN Input Voltage Range
2.7
-
6
ISD Shutdown Input Current
RUN = GND
POWER-ON-RESET (POR) and LOCKOUT VOLTAGE THRESHOLDS
-
-
0.5
UVLO Threshold
2.1
2.35
2.6
UVLO Hysteresis
-
0.1
-
REFERENCE VOLTAGE
VREF Reference Voltage
VIN=2.7V~6V, TA = -40~85 oC
0.588 0.6 0.612
Output Voltage Accuracy
IFB FB Input Current
INTERNAL POWER MOSFETS
0A < IOUT < 1A
-2.5
-
+2.5
-50
-
50
FSW Switching Frequency
VFB = 0.6V
1.2
1.5
1.8
Foldback Frequency
VFB = 0.1V
-
210
-
Foldback Threshold Voltage on FB
VFB Falling
-
0.2
-
Foldback Hysteresis
-
50
-
RP-FET High Side N-FET Switch ON Resistance ISW=200mA
-
0.28
-
RN-FET Low Side P-FET Switch ON Resistance ISW=200mA
-
0.25
-
Minimum On-Time
-
-
100
Maximum Duty Cycle
-
-
100
PROTECTION
ILIM Maximum Inductor Current-Limit
TOTP Over-Temperature Protection
IP-FET, 2.7V≦VIN≦6V
TJ Rising
1.4
1.6
-
-
150
-
Over-Temperature Protection Hysteresis
START-UP AND SHUTDOWN
TSS Soft-Start Duration
TJ Falling
(Note 4)
-
30
-
-
0.7
-
RUN Input High Threshold
VIN = 2.7V~6V
-
-
1
RUN Input Low Threshold
RUN Leakage Current
VIN = 2.7V~6V
VRUN = 5V, VIN = 5V
0.4
-
-
-1
-
1
Unit
V
µA
V
V
V
%
nA
MHz
kHz
V
mV
Ω
Ω
ns
%
A
°C
ms
V
V
µA
Note 4: Guarantee by design, not production test.
Copyright © ANPEC Electronics Corp.
3
Rev. A.2 - Nov., 2012
www.anpec.com.tw
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