SG6901ASZ Fairchild Semiconductor, SG6901ASZ Datasheet - Page 8

• Manufacturer Part Number: SG6901ASZ
• Description: IC PFC CTRLR AVERAGE CURR 20SOIC
• Manufacturer: Fairchild Semiconductor

Specifications of SG6901ASZ

• Mode: Average Current
• Frequency - Switching: 65kHz
• Current - Startup: 10µA
• Voltage - Supply: 12 V ~ 20 V
• Operating Temperature: -30°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Output Voltage: 1.5 V to 8 V
• Switching Frequency: 65 KHz
• Operating Temperature Range: - 30 C to + 85 C
• Mounting Style: SMD/SMT
• Duty Cycle (max): 98 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

© 2008 Fairchild Semiconductor Corporation
SG6901A • Rev. 1.0.2
Electrical Characteristics
V
PFC STAGE
Voltage Error Amplifier
CURRENT ERROR AMPLIFIER
△OVP
DD
UVP
t
Symbol
V
I
V
G
V
G
OVP
V
UVP-FBPFC
V
MR1
t
I
I
CMRR
OVP-PFC
OUT-HIGH
FBPFC-L
FBPFC-H
OUT-LOW
=15V and T
FBPFC-H
FBPFC-H
FBPFC-L
FBPFC-L
V
OFFSET
BW
Av
Z
A
I
REF
I
, I
FBPFC
H
L
o
I
PFC
MR2
PFC
Reference Voltage
Open-Loop Gain
Output Impedance
PFC Over-Voltage Protection (OVP Pin)
PFC Feedback Voltage Protection
Hysteresis
Debounce Time of PFC OVP
Clamp-High Feedback Voltage
Clamp-High Gain
Clamp-Low Feedback Voltage
Clamp-Low Gain
Maximum Source Current
Maximum Sink Current
PFC Feedback Under-Voltage Protection
Debounce Time of PFC UVP
Input Offset Voltage ((-) > (+))
Open-Loop Gain
Unit Gain Bandwidth
Common Mode Rejection Ratio
Output High Voltage
Output Low Voltage
Reference Current Source
Maximum Source Current
Maximum Sink Current
A
=25°C unless otherwise specified.
Parameter
8
V
R
(I
MR
CM
I
=24KΩ
Conditions
=20+I
=0 to +1.5V
RI
•0.8)
Min.
2.95
3.20
3.10
2.75
0.35
1.5
3.2
60
40
70
40
50
3
Continued on the following page…
Typ.
3.15
3.00
3.25
2.85
0.40
0.25
110
110
0.5
6.5
2.0
1.5
60
90
70
70
60
70
8
Max.
3.05
3.30
3.20
2.90
0.45
120
120
120
0.2
70
www.fairchildsemi.com
mA/mV
µA/mV
Units
MHz
KΩ
mV
mA
mV
mA
mA
dB
µA
dB
dB
µA
µs
µs
V
V
V
V
V
V
V