SC6105
(Continued)
Characteristics
Reference Voltage
Input Bias Current
Error
Amplifier
Open-Loop Voltage Gain
Unity Gain Bandwidth
Power Supply Rejection
Ratio
Oscillator
Soft-Start
PWM Frequency
Charge Current
Duty Cycle
Output Voltage Low
PWM
Output
Output Voltage High
Output Impedance of
V
OH
Symbol
V2.5
I
IB
A
VOL
BW
PSRR
F
OSC
I
SS
DC
V
OL
V
OH
RO
-
-
-
-
Test condition
Min.
2.45
-
50
0.3
50
Typ.
2.5
-
60
1
-
65
5.7
-
-
-
-
Max.
2.55
0.1
-
-
-
70
7.0
93
0.5
-
3.3
Unit
V
A
dB
MHz
dB
kHz
A
%
V
V
kΩ
R
I
= 75kΩ
R
I
= 75kΩ
-
Io = 5mA
V12 = 12V
-
60
4.0
85
-
4
1.5
PIN CONFIGURATIONS
PIN DESCRIPTIONS
Pin No.
1
2
3
4
5
6
7
Pin Name
PSON
V33
V5
OPP
UVAC
NVP
V12
Description
Remote On/Off logic input for CPU or controller. Turn on/off the PWM Output.
3.3V over-voltage/under-voltage control sense input.
5V over-voltage/under-voltage control sense input.
Over-power sense input.
AC fail detection.
The protection input for negative output.
12V over-voltage/under-voltage control sense input.
(To be continued)
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
REV:1.4
2008.04.17
Page 4 of 9
SILAN [ SILAN MICROELECTRONICS JOINT-STOCK ]
