MB3813A Datasheet, PDF (11/22 Pages) Fujitsu Component Limited. – Lithium Ion Battery Charger DC/DC Converter IC (High Precision with Constant-current Function)

MB3813A/MB3833A/MB3843
s TYPICAL CHARACTERISTICS
Reference voltage vs. Power supply voltage
5
Vin1 = 20.5 V
CTL = VCC
4
Ta = +25°C
I OR = 0 mA
3
2
1
0
0
5
10
15
20
Power supply voltage VCC (V)
Reference voltage vs. VREF load current
5
Vin1 = VCC
CTL = VCC
4
Ta = +25°C
3
2
1
0
0
10
20
30
40
50
VREF load current I REF (mA)
Reference voltage vs. Temperature
2.0
5
1.5
VCC = Vin1 = 16 V
CTL = 5 V
4
1.0
3
0.5
0.0
2
–0.5
1
–1.0
0
–1.5
0
–2.0
–40 –20
0 20 40 60
Temperature Ta (°C)
80 100
Reference voltage vs. Control voltage
VCC = 16 V
Ta = +25°C
IOR = 0 mA
5
10
15
20
Control voltage VCTL (V)
500
400
300
200
100
0
0
Control current vs. Control voltage
VCC = 16 V
Ta = +25°C
5
10
15
20
Control voltage VCTL (V)
(Continued)
11