ADP1621ARMZ-R7(RevB) View Datasheet(PDF) - Analog Devices

Part Name

Description

Manufacturer

ADP1621ARMZ-R7
(Rev.:RevB)

Constant-Frequency, Current-Mode Step-Up DC/DC Controller

Analog Devices 

ADP1621

VIN = 12V

C3

1µF

10V

C2

120pF

R3

649Ω

L1

15µH

C4

0.1µF

10V

RCOMP

2MΩ

CCOMP

18pF

IN PIN

FB

ADP1621

SDSN

GATE

COMP

CS

FREQ PGND

GND

RFREQ

34.8Ω

D1

R1

324kΩ

1%

R2

10.2kΩ

1%

M1

RS RCS

442Ω 0.01Ω

COUT1

1µF

100V

VOUT = 40V

1A

COUT2

4.7µF

50V

COUT3

220µF

63V

×2

C1

22µF

16V

×2

AGND

fOSC = 560kHz

C1 = MURATA GRM32ER61C226K

COUT1 = MURATA GRM31CR72A105K

COUT2 = MURATA GRM55ER71H475K

COUT3 = RUBYCON 63ZL220M10x23

M1 = VISHAY Si7478DP

D1 = MBRB7H50

L1 = COILCRAFT MSS1278-153ML

Figure 38. High Input Voltage and High Output Voltage Converter

Data Sheet

Rev. B | Page 26 of 32

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