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AP3845GM-E1 Datasheet(PDF) 6 Page - BCD Semiconductor Manufacturing Limited

Part # AP3845GM-E1
Description  GREEN MODE PWM CONTROLLER
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Manufacturer  BCDSEMI [BCD Semiconductor Manufacturing Limited]
Direct Link  http://www.bcdsemi.com
Logo BCDSEMI - BCD Semiconductor Manufacturing Limited

AP3845GM-E1 Datasheet(HTML) 6 Page - BCD Semiconductor Manufacturing Limited

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GREEN MODE PWM CONTROLLER
AP384XG
Data Sheet
6
Aug. 2005 Rev. 1. 2
BCD Semiconductor Manufacturing Limited
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
ERROR AMPLIFIER SECTION
Input Voltage
VI
VCOMP=2.5V
2.45
2.50
2.55
V
Output Sink Current
ISINK
VCOMP=1.1V
6
10
mA
Output Source Current
ISOURCE
VCOMP=5V
-0.5
-0.8
mA
High Output Voltage
VOH
RL=15kΩ to GND
5
7
V
Low Output Voltage
VOL
RL=15kΩ to pin REF
0.7
1.1
V
Voltage Gain
2V
≤ V
O ≤ 4V
65
90
dB
Power Supply Rejection Ratio
PSRR
12V
≤ V
CC ≤ 25V
60
70
dB
CURRENT SENSE SECTION
Maximum Input Signal
VI(MAX)
VCOMP=5V (Note 5)
0.9
1
1.1
V
Gain
GV
0V
≤ V
CS ≤ 4V (Note 5, 6)
2.85
3
3.15
V/V
Power Supply Rejection Ratio
PSRR
12V
≤ V
CC ≤ 25V (Note 5, 7)
70
dB
Delay to Output
VCS= 0 to 2V (Note 7)
150
250
ns
Input Bias Current
IBIAS
VOUTPUT=High
-3
-10
µA
Leading Edge Blanking Duration
TLEB
250
ns
OUTPUT SECTION
Low Output Voltage
VOL
ISINK = 20mA
0.2
0.4
V
ISINK = 200mA
1.4
2.2
V
High Output Voltage
VOH
ISOURCE = 20mA
13
13.5
V
ISOURCE = 200mA
12
13
V
Rise Time
tR
TJ=25
oC, C
L=1nF
150
250
ns
Fall Time
tF
TJ=25
oC, C
L=1nF
50
150
ns
SKIP CYCLE MODE SECTION
Source Current (@ CS)
VOUTPUT=Low, TJ=25
oC
180
200
220
µA
OVER-TEMPERATURE PROTECT SECTION
Shutdown Temperature
TSHUT
155
oC
Temperature Hysteresis
THYS
25
oC
A=
, 0 Vpin3 0.8V
∆VPin 3
Note 5: Parameters are tested at trip point of latch with Vpin2 = 0.
Note 6: Here gain is defined as:
∆VPin 1
Note 7: These parameters, although guaranteed, are not 100% tested in production.
Electrical Characteristics (Continued)


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