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AP6502A Datasheet PDF : 14 Pages
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AP6502A
Electrical Characteristics (VIN = 12V, @TA = +25°C, unless otherwise specified.)
Symbol
IIN
IIN
RDS(ON)1
RDS(ON)2
ILIMIT
ILIMIT
Parameter
Shutdown Supply Current
Supply Current (Quiescent)
High-Side Switch On-Resistance (Note 8)
Low-Side Switch On-Resistance (Note 8)
HS Current Limit
LS Current Limit
-
High-Side Switch Leakage Current
AVEA
Error Amplifier Voltage Gain
(Note 8)
GEA
Error Amplifier Transconductance
GCS
COMP to Current Sense
Transconductance
FSW
Oscillator Frequency
FFB
Fold-back Frequency
DMAX
Maximum Duty Cycle
TON
Minimum On Time
VFB
Feedback Voltage
-
Feedback Overvoltage Threshold
VEN_RISING
-
EN Rising Threshold
EN Lockout Threshold Voltage
-
EN Lockout Hysteresis
INUVVTH VIN Undervoltage Threshold Rising
INUVHYS VIN Undervoltage Threshold Hysteresis
-
Soft-Start Current
-
Soft-Start Period
TSD
Thermal Shutdown (Note 6)
Note: 8. Guaranteed by design.
Test Conditions
VEN = 0V
VEN = 2.0V, VFB = 1.0V
-
-
Minimum duty cycle
From Drain to Source
VEN = 0V, VSW = 0V,
VSW = 12V
-
ΔIC = ±10µA
-
VFB = 0.75V
VFB = 0V
VFB = 800mV
-
TA = -40°C to +85°C
-
-
-
-
-
-
VSS = 0V
CSS = 0.1µF
-
Min
Typ
Max
Unit
-
0.3
3.0
µA
-
0.6
1.5
mA
-
130
-
mΩ
-
130
-
mΩ
-
4.4
-
A
-
0.9
-
A
-
0
10
μA
-
800
-
V/V
-
1,000
-
µA/V
-
2.8
-
A/V
210
240
260
kHz
-
0.30
-
fSW
-
90
-
%
-
130
-
ns
900
925
950
mV
-
1.1
-
V
0.7
0.8
0.9
V
2.2
2.5
2.7
V
-
220
-
mV
3.80
4.05
4.40
V
-
250
-
mV
-
6
-
μA
-
15
-
ms
-
+160
-
°C
AP6502A
Document number: DS35812 Rev. 4 - 2
4 of 14
www.diodes.com
August 2015
© Diodes Incorporated
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