ap3902p-g1 BCD Semiconductor Manufacturing Limited, ap3902p-g1 Datasheet - Page 5

• Manufacturer Part Number: ap3902p-g1
• Description: Low Power Pwm Switch For Off-line Smps
• Manufacturer: BCD Semiconductor Manufacturing Limited

Electrical Characteristics
(V
Sep. 2008 Rev. 1.0
LOW POWER PWM SWITCH FOR OFF-LINE SMPS
Parameter
Power Transistor Section
Collector-Emitter Breakdown
Voltage
Collector-Emitter Saturation
Voltage
DC Current Gain
UVLO Section
Turn on Threshold Voltage
Turn off Threshold Voltage
Discharge Voltage
Standby Current Section
Start-up Current
Operating Current
VCC Zener Voltage
Dynamic Impedance
Internal Oscillator Section
Switching Frequency
Frequency Dithering
Temperature Stability
Driver and Output Section
OUT Turn on Voltage
OUT Turn off Voltage
Rise Time
Fall Time
Maximum Duty Cycle
Minimum Duty Cycle
Driver OUT On-Resistance
Switch Off Current
Effective Current Limit
CC
=4V, T
J
=25
o
C, unless otherwise specified.)
V
V
V
V
V
Symbol
I
OUT
OUT
D
CC
R
V
R
CE, SAT
CC
CC
V
I
f
h
I
V
MAX
LIM
VCC
OUT
SW
t
CES
t
DIS
ST
FE
(op)
R
F
(off)
(on)
Z
(off)
(on)
V
I
I
V
I
V
-40 to 85
C
C
V
V
I
Driver off, V
V
C
C
CC
OUT
L
L
BE
CC
CC
CC
CC
CC
=0.5A, I
=0.5A, V
=1nF, 15Ω pull-up
=1nF, 15Ω pull-up
=5mA
=0, I
(off) + 0.2V
=V
=V
=0.7A
= 4V
= 3.8Vto 4.8V
CC
CC
CE
o
5
Conditions
C
(on) - 0.2V
(off) + 0.5V
B
CE
=100μA
=0.1A
OUT
=2V
=10V
BCD Semiconductor Manufacturing Limited
Min
5.00
3.37
700
680
2.7
6.5
4.8
±
13
55
68
2
±
5.25
3.55
0.22
0.45
Typ
800
2.9
8.5
2.5
18
18
60
60
30
75
20
3.5
5
6
3
Max
5.50
3.73
920
0.3
3.1
0.4
0.7
7.2
±
30
26
70
10
11
82
40
Data Sheet
4
5
AP3902
Unit
kHz
mA
mA
kΩ
μA
%
ns
%
V
V
V
V
V
V
V
V
Ω