MB3875 Fujitsu Media Devices, MB3875 Datasheet - Page 22
MB3875
Manufacturer Part Number
MB3875
Description
DC/DC Converter IC for Charging
Manufacturer
Fujitsu Media Devices
Datasheet
1.MB3875.pdf
(27 pages)
- Current page: 22 of 27
- Download datasheet (294Kb)
22
MB3875/MB3877
(Continued)
CTL (V)
CTL (V)
20
15
10
BATT (V)
5
0
20
15
10
BATT (V)
5
0
20
15
10
5
0
Soft start operating waveforms
20
15
10
0
5
0
Soft start operating waveforms
0
Vin = 16 V
Load : BATT = 20
5 V
5 V
40
INE1 = 0 V
5 V
5 V
Vin = 19 V
Load : BATT = 20
40
INE1 = 0 V
80
80
120
120
20 ms
160
160
20 ms
t (ms)
200
t (ms)
200
OUT (V)
OUT (V)
20
15
10
DC/DC converter switching waveforms
DC/DC converter switching waveforms
20
15
10
5
0
5
5
0
5
0
0
5 V
5 V
Vin = 19 V
F
Load : BATT = 2A
2
OSC
2
Vin = 16 V
F
Load : BATT = 2A
OSC
= 288.8 kHz
4
= 288.8 kHz
4
6
6
1 s
1 s
8
8
t ( s)
10
t ( s)
10
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