mb3881pff Fujitsu Microelectronics, Inc., mb3881pff Datasheet - Page 16

• Manufacturer Part Number: mb3881pff
• Description: 8-ch Dc/dc Converter Ic With Synchronous Rectifier For Voltage Step-up And Step-down
• Manufacturer: Fujitsu Microelectronics, Inc.

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MB3881
(Continued)
Error amplifier gain and phase vs. frequency (CH1)
Error amplifier gain and phase vs. frequency (CH5)
Error amplifier gain and phase vs. frequency (CH8)
40
20
20
40
40
20
20
40
40
20
20
40
0
0
0
1 k
1 k
1 k
10 k
10 k
10 k
Frequency f (Hz)
Frequency f (Hz)
Frequency f (Hz)
100 k
100 k
100 k
Ta
Ta
Ta
A
A
1 M
1 M
A
1 M
V
V
V
25 C
25 C
25 C
10 M
10 M
10 M
180
90
0
180
90
0
180
90
0
90
180
90
180
90
180
IN
IN
IN
10 k
10 k
10 F
10 F
10 k
10 k
10 k
10 k
10 F
2.4 k
10 k
2.4 k
10 k
1.4 V
1.4 V
2.4 k
10 k
VCC
VCC
46
VCC
10 k
1 V
9 V
1.26 V
5
6
240 k
21
22
18
9 V
2.5 V
9 V
240 k
240 k
47
4
20
OUT
OUT
OUT