參數(shù)資料
型號: SG6105A
廠商: Fairchild Semiconductor Corporation
英文描述: Power Supply Supervisor + Regulator + PWM
中文描述: 監(jiān)穩(wěn)壓電源的PWM
文件頁數(shù): 10/18頁
文件大?。?/td> 597K
代理商: SG6105A
Product Specification
Power Supply Supervisor + Regulator + PWM
Remote On/Off Section
Symbol
Parameter
V
IH
High-level Input Voltage
SG6105A
System General Corp.
Version 1.0.1 (IAO33.0072.B0)
- 10 -
www.sg.com.tw www.fairchildsemi.com
September 25, 2007
Test Condition
Min.
2
Typ.
Max.
Unit
V
V
IL
Low-level Input Voltage
0.8
V
V
HYSTERESIS
PSON Input Hysteresis Voltage
0.3
V
I
PSON
Remote Input Driving Current
0.5
mA
T
PSON(ON)
Timing PSON to On
R
I
= 75k
38
50
62
ms
T
PSON(OFF)
Timing PSON to Off (PS-off)
R
I
= 75k
8
16
24
ms
T
PSOFF
Timing PG low to Power Off
R
I
= 75k
1.5
2.0
6.3
ms
Error Amplifier Section
Symbol
Parameter
V
2.5
Reference Voltage
(**)
Input Bias Current
(**)
Open-Loop Voltage Gain
BW
(**)
Unity Gain Bandwidth
PSRR
(**)
Power Supply Rejection Ratio
Test Condition
T
A
= 25°C
Min.
2.46
Typ.
2.50
Max.
2.54
Unit
V
I
IB
0.1
μA
A
VOL
50
60
dB
0.3
1.0
MHz
50
dB
Note
**
: Not tested in production.
Oscillator Section
Symbol
F
OSC
Parameter
PWM Frequency
Test Condition
R
I
= 75k
Min.
62
Typ.
65
Max.
68
Unit
KHz
Soft-Start Section
Symbol
I
SS
Parameter
Charge Current
Test Condition
Min.
7
Typ.
8
Max.
9
Unit
μA
Comparator Section
Symbol
Parameter
DC
Duty Cycle
Test Condition
Min.
85
Typ.
Max.
93
Unit
%
PWM Output Section
Symbol
Parameter
V
OL
Output Voltage Low
Test Condition
I
O
= 20mA
Min.
Typ.
Max.
0.8
Unit
V
V
OH
Output Voltage High
V12=12V
4
V
R
O
Output Impedance of V
OH
1.5
3.3
k
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