參數(shù)資料
型號: SG6108
廠商: Fairchild Semiconductor Corporation
英文描述: Power Supply Supervisor + PWM
中文描述: 電源監(jiān)控器的PWM
文件頁數(shù): 8/16頁
文件大?。?/td> 656K
代理商: SG6108
Product Specification
Power Supply Supervisor + PWM
Remote On/Off
Symbol
Parameter
V
PSON
PSON Input Threshold Level
I
PSON
Remote Input Driving Current
PSON to On/Off Time
On
Off
T
PSOFF
PG Low to Power Off Time
Error Amplifier
Symbol
Parameter
V
2.5
Reference Voltage
I
IB*2
Input Bias Current
V
DEV,T2.5 *2
Deviation of V
2.5
Over Temperature
I
COSI
I
COMP
Source Current
SG6108
System General Corp.
Version 1.0.1 (IAO33.0048.B0)
- 8 -
www.sg.com.tw www.fairchildsemi.com
September 26, 2007
Test Condition
Min.
1
25
8
1.5
Typ.
1.4
45
16
2
Max.
2.0
0.5
65
24
6.3
Unit
V
mA
mS
T
PSON(ON)
T
PSON(OFF)
mS
Test Condition
IN Short COMP
VCOMP=2.4V
IN Short COMP
VCOMP=2.6V
Min.
2.45
0.4
Typ.
2.5
10
Max.
2.55
0.1
30
Unit
V
uA
mV
mA
I
COSO
I
COMP
Sink Current
1.2
mA
A
VOL
* 2
BW
* 2
PSRR
* 2
Oscillator Section
Symbol
F
OSC
DC
MAX
R
I
V
REFRI
T
DEAD
Soft-Start Section
Symbol
I
SS
I
SSINK
PWM Output Section (OP1, OP2)
Symbol
Parameter
V
OL
Output Voltage Low
V
OH
Output Voltage High
R
O
Output Impedance of V
OH
Open-Loop Voltage Gain
Unity Gain Bandwidth
Power Supply Rejection Ratio
50
0.3
50
60
1
dB
MHz
dB
Parameter
PWM Frequency
Max Duty Cycle
RI Resistor Range
RI Reference Voltage
PWM Dead Time
Test Condition
Min.
60
41
70
0.98
1.3
Typ.
65
44.5
1
1.7
Max.
70
48
105
1.02
2.1
Unit
KHz
%
K
V
uS
Parameter
Charge Current
Sink Current
Test Condition
Min.
6.7
1
Typ.
8
Max.
9.3
Unit
uA
mA
Test Condition
Io = 20mA
VDD = 5V
Min.
4
0.8
Typ.
Max.
1
2.6
Unit
V
V
k
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