MB3825APFV データシートの表示（PDF） - Fujitsu

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MB3825APFV

6-ch DC/DC Converter IC With Synchronous Rectifier

Fujitsu 

MB3825A

Parameter

Symbol

SCP

Comp.

block

(CH5,

CH6)

Input offset voltage

VIO

Input bias current

IIN+

Common mode input

voltage range

VCM

PWM

Comp.

block

(CH1 to

CH6)

Threshold voltage

VT0

VT100

Dead time

control

block

(CH3)

(DTC

terminal)

Input bias current

Sink current at

CTL2 = “L”

Input voltage

at CTL2 = “L”

IB

IIDTC

VIDTC

Main side Output source current IO−

output

block (CH1

to CH6)

(Drive-1) Output sink current

IO+

Synchro-

nous

Output source current

IO−

rectifier

side output Output sink current

IO+

block

(CH1,

VOH

CH4)

Output voltage

(Drive-2)

VOL

Control

block

CTL input condition

Input current

VON

VOFF

ICTL

VCC Comp.

block

Threshold voltage

VTH

General

Standby current

ICCS

ICCS (O)

Power supply current

ICC

Pin No

64, 4

14, 9

64, 4

46, 50,

56, 57,

64, 4

46, 50,

56, 57,

64, 4

31

31

31

46, 50,

56, 57,

64, 4

46, 50,

56, 57,

64, 4

43, 60

43, 60

43, 60

43, 60

27

27

30

46, 50,

56

28

42, 51,

63

28, 42,

51, 63

(VCC = VCC (O) = +6 V, Ta = +25°C)

Conditions

Value

Unit

Min Typ Max



0.55 0.60 0.65 V

IN (C) = 0 V

−400 −40  nA



0



VCC −

0.9

V

Duty cycle = 0%

0.55 0.65  V

Duty cycle = 100%

DTC = 0.4 V

DTC = 1.5 V

CTL2 = 0 V

IDTC = 40 µA

CTL2 = 0 V

Duty cycle ≤ 5%

 1.35 1.45 V

−1.0 −0.2  µA

80 500  µA

 0.2 0.3 V

 −100  mA

RB = 5.6 kΩ

Duty cycle ≤ 5%,

VO = 2 V

Duty cycle ≤ 5%,

VO = 1 V





IC active mode

IC standby mode

CTL = 5 V



VCC terminal,

CTL = 0 V

VCC (O) terminal,

CTL = 0 V



7

10 13 mA

 −70  mA

 70  mA

3.5 4.0  V



0 0.1 V

2.1  12 V

0

 0.7 V

 100 200 µA

VCC − VCC − VCC −

0.70 0.65 0.60

V





10 µA





10 µA

 6.3 9.0 mA

* : Standard design value.

13

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