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AP2358 Datasheet(PDF) 4 Page - AIT Components Ltd.

Part No. AP2358
Description  AC-DC PWM CONTROLLER CURRENT MODE PWM POWER SWITCH FREQ SHUFFLING
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Maker  AITCOMPONENTS [AIT Components Ltd.]
Homepage  http://aitcomponents.com
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AP2358 Datasheet(HTML) 4 Page - AIT Components Ltd.

 
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AiT Semiconductor Inc.
www.ait-ic.com
AP2358
AC-DC PWM CONTROLLER
CURRENT MODE PWM POWER SWITCH FREQ SHUFFLING
REV1.0
- JUN 2016 RELEASED -
- 4 -
ELECTRICAL CHARACTERISTICS
TA = 25℃, VDD=VDDG=16V, if not otherwise noted
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Unit
Supply Voltage (VDD)
VDD Startup Current
I _start up
VDD=14.5V,Measure
Leakage current into VDD
6
20
μA
Operation Current
I_op
VFB=3V
2.1
mA
VDD Under Voltage
Lockout Enter
UVLO(ON)
8.7
9.3
10.7
V
VDD Under Voltage
Lockout Exit
UVLO(OFF)
14.8
15.3
16.0
V
VDD Zener Clamp Voltage
VDD_Clamp
IDD=10mA
30
V
Over Voltage Protection
Threshold
OVP(ON)
CS=0V,FB=3VRamp up
VDD until gate clock is off
27
28.8
30
V
Feedback Input Section (FB Pin)
VFB Open Loop Voltage
VFB _Open
5.4
5.6
6
V
FB pin short circuit current
IFB _Short
Short FB pin to GND
and measure current
1.45
mA
Zero Duty Cycle FB
Threshold Voltage
VTH_0D
1.23
V
Power Limiting FB
Threshold Voltage
VTH_PL
4.2
V
Power Limiting FB
Debounce Time
TD_PL
50
ms
Input Impedance
ZFB_IN
4
Current Sense Input (Sense Pin)
Soft start time
4
ms
Leading edge blanking Time
T_ blanking
270
ns
Input Impedance
ZSENSE_ IN
40
Over Current Detection
and Control Delay
TD_ OC
From Over Current
occurs till the Gate drive
output start to turn off
120
ns
Internal Current Limiting
Threshold Voltage
VTH_ OC
FB=3.3V
0.78
0.83
0.88
V


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