SG6105A Fairchild Semiconductor, SG6105A Datasheet - Page 7

• Manufacturer Part Number: SG6105A
• Description: SG6105A controller is designed for switching-mode power supplies for desktop PCs
• Manufacturer: Fairchild Semiconductor

© 2008 Fairchild Semiconductor Corporation
SG6105A • Rev. 1.0.2
Electrical Characteristics
V
Shunt Regulator Section Current
Notes:
3.
4.
Symbol
CC
I
R
OUT-FB
V
V
V
V
V
V
V
V
T
T
V
T
T
T
EGLI-FB
=5V, T
I
DEV, T
I
DEV, I
OPPH
V
NVP
V
Not tested in production.
OVP
OPP
OVP
UVP
UVS
OPP
NVP
CC
UVP
UVS
NVP
REF
X
OPPS
**
=(2/3) x V
A
= 25°C, R
Total Supply Current
Over-Voltage Protection
Under-Voltage Protection
Under-Voltage Sense for PG
Low
Over-Power Protection
(With T
Over-Power Protection
(Without Delay Time)
Disable Under-Voltage / Over-Power
Protection Threshold
Negative Voltage Protection:
Voltage Level
Negative Voltage Protection:
Source Current
Timing for Over-Voltage Protection
Timing for Under-Voltage Protection
Timing for Under-Voltage Sense for
PG Low
Timing for Over-Power Protection
Timing for Negative Voltage Protection
Reference Voltage
Deviation of V
Deviation of V
Line Regulation
Output Sinking Current Capability
OPP
OPP
I
=75KΩ, unless noted operating specs.
+ (1/3) x V
Delay Time)
Parameter
REF
REF
(4)
Over FB Current
Over Temperature
UVAC.
(3)
12.0V
12.0V
12.0V
3.3V
5.0V
3.3V
5.0V
3.3V
5.0V
(4)
(4)
(4)
PG High
V
I
I
4 ≦ V
V
FB
FB
UVAC
FB
=0.5mA, T
=0.5mA to 10mA
=2V
Conditions
7
=1.5V
FB
≦ 15V
A
=25°C
2.475
Min.
13.9
2.25
0.37
0.80
0.37
3.9
5.8
2.0
3.0
6.0
2.5
4.0
9.4
3.0
0.2
2.0
3.3
63
10
5
Continued on following page…
2.500
Typ.
14.5
10.1
2.32
0.70
2.40
1.20
4.1
6.1
2.6
3.6
7.2
2.8
4.3
3.2
0.3
2.1
7.0
67
10
5
7
1
2.525
Max.
10.4
2.39
10.2
14.9
1.35
3.75
1.88
4.3
6.5
2.8
3.9
8.0
3.0
4.5
3.4
0.4
2.2
10
71
20
30
9
www.fairchildsemi.com
Units
mV/V
mA
mV
mV
mA
µA
ms
ms
ms
ms
Ms
V
V
V
V
V
V
V
V