MB3817_03 Datasheet, PDF (8/28 Pages) Fujitsu Component Limited. – Switching Regulator Controller

MB3817
s TYPICAL CHARACTERISTICS
Power supply current vs. power supply voltage
5
Ta = +25 °C
4
3
2
1
0
0 2 4 6 8 10 12 14 16 18 20
Power supply voltage VCC (V)
Reference voltage vs. power supply voltage
2.0
Ta = +25 °C
IOR = 0 mA
1.5
1.0
0.5
0.0
0 2 4 6 8 10 12 14 16 18 20
Power supply voltage VCC (V)
1.55
1.54
1.53
1.52
1.51
1.50
1.49
1.48
1.47
1.46
1.45
−60
Reference voltage vs. ambient temperature
VCC = 6 V
IOR = 0 mA
−40 −20
0
20
40
60
Ambient temperature Ta (°C)
80 100
Reference voltage vs. control voltage
1.7
1.6
1.5
1.4
1.3
0
VCC = 6 V
Ta = +25 °C
IOR = 0 mA
1
2
3
4
5
Control voltage VCTL (V)
8
Control current vs. control voltage
500
VCC = 6 V
Ta = +25 °C
400
300
200
100
0
0
4
8
12
16
20
Control voltage VCTL (V)
(Continued)