MB3827 데이터 시트보기 (PDF) - Fujitsu

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MB3827

6-ch DC/DC Converter IC With Synchronous Rectification for voltage step-up and step-down

Fujitsu 

MB3827

• Enlarged view of B

FB4 20

−IN4 21

DTC4 22

Error

− Amp.4

+

+

1.26 V

SCP

− Comp.4

+

+

1.0 V

FB5 19

−IN5 18

-IN(C)5 17

DTC5 16

−IN(A)6 10

OUT(A)6 11

FB6 13

−IN6 12

−IN(C)6 14

DTC6 15

Error

− Amp.5

+

+

1.26 V

SCP

− Comp.5

+

+

1.26 V

INV

Amp.6

−

+

Error

− Amp.6

+

+

1.26 V

SCP

− Comp.6

+

+

1.26 V

PWM

Comp.4

+

+

−

CH4

Drive

4

61 OUT4

PWM

Comp.5

+

+

−

CH5

Drive

5

56 GND(O)2, 3, 4

64 VCC(O)5, 6, 7

62 OUT5

CH6

PWM

Comp.6

+

+

−

Drive

6

63 OUT6

8

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