MB3885 Fujitsu Microelectronics, Inc., MB3885 Datasheet - Page 10

• Manufacturer Part Number: MB3885
• Description: 1-channel Dc/dc Converter Ic With Synchronous Rectifier
• Manufacturer: Fujitsu Microelectronics, Inc.

10
MB3885
TYPICAL CHARACTERISTICS
2.0
1.5
1.0
0.5
0.0
0.5
1.0
1.5
2.0
10
2.5
2.0
1.5
1.0
0.5
8
6
4
2
0
1 k
0
Reference Voltage vs. Ambient Temperature
40
Triangular Wave Upper/Lower Limit Voltage vs.
Triangular wave oscillator frequency fosc (Hz)
Supply Current vs. Supply Voltage
Triangular Wave Oscillator Frequency
20
Ambient temperature Ta ( C)
5
Supply voltage V
0
10 k
20
10
40
CC
100 k
(V)
60
VCC
VREF
15
Ta
Ta
VCC
CTL
Upper
Lower
limit
limit
80
12 V
25 C
0 mA
25 C
5 V
12 V
100
20
1 M
2.5
2.0
1.5
1.0
0.5
5
4
3
2
1
0
Triangular Wave Upper/Lower Limit Voltage vs.
0
40
Reference Voltage vs. Supply Voltage
20
Ambient temperature Ta ( C)
5
Supply voltage V
Ambient Temperature
0
20
10
40
CC
(V)
Ta
VREF
60
VCC
RT
CT
15
Upper
Lower
limit
limit
25 C
10 k
470 pF
80
12 V
(Continued)
0 mA
20
100