MB3888 Fuji Electric, MB3888 Datasheet - Page 12

• Manufacturer Part Number: MB3888
• Description: DC/DC Converter IC for Charging Li-ion Battery
• Manufacturer: Fuji Electric

12
MB3888
100 k
320
315
310
305
300
295
290
285
280
275
270
265
260
10 k
1 M
40
Triangular wave oscillation frequency vs.
10
Triangular wave oscillation frequency vs.
20
Ambient temperature Ta ( C)
Timing resistor R
Ambient temperature
0
Timing resistor
20
100
40
T
(k )
60
VCC
CTL
RT
Ta
VCC
CTL
80
43 k
25 C
5 V
5 V
19 V
19 V
100
1000
320
315
310
305
300
295
290
285
280
275
270
265
260
Triangular wave oscillation frequency vs.
0
Power supply voltage V
5
Power supply voltage
10
15
20
CC
Ta
CTL
RT
(V)
(Continued)
25
43 k
25 C
5 V
30