FA7700V Datasheet, PDF (7/13 Pages) List of Unclassifed Manufacturers – For Switching Power Supply Control

FA7700V, FA7701V
Operating mode supply current vs. VCC
2
Duty=50%
IN(–)–FB:shorted
1.5
fosc=1MHz
1
fosc=185kHz
0.5
0
0
0.5
1
1.5
2
2.5
3
Vcc [V]
OFF mode supply current vs. temperature
60
CS=0V
55
50
Vcc=20V
45
40
Vcc=6V
35
30
–40 –20
0
20 40 60
Temperature Ta [˚C]
80 100
Latched mode supply current vs. temperature
1
0.95
Vcc=6V
RT=22kΩ
CS > 2.35V
0.9
0.85
0.8
0.75
0.7
–40 –20
0
20 40 60
Temperature Ta [˚C]
80 100
Operating mode supply current vs. VCC
3
Duty=50%
IN(–)–FB:shorted
2.5
2
fosc=1MHz
1.5
1
fosc=185kHz
0.5
0
4
6
8 10 12 14 16 18 20
Vcc [V]
Operating mode supply current vs. temperature
1.5
1.4
1.3
1.2
1.1
1
0.9
0.8
0.7
0.6
–40 –20
RT=22kΩ
Vcc=20V (Duty=50%)
Vcc=6V (Duty=50%)
Vcc=6V (Duty=0%)
0
20 40 60
Temperature Ta [˚C]
80 100
Oscillation frequency vs. operating mode supply current
3
Vcc=6V
Duty=50%
2.5
2
1.5
1
0.5
0
10
100
Oscillation frequency [kHz]
1000
7