Datasheet > ADP3421JRUZ-REEL7

ADP3421JRUZ-REEL7

更新时间： 2022-12-01 23:27:08

品牌	Logo	应用领域
安森美 - ONSEMI		开关光电二极管
页数	文件大小	规格书
13页	143K
描述
IC SWITCHING CONTROLLER, PDSO28, TSSOP-28, Switching Regulator or Controller

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ADP3421JRUZ-REEL7 数据手册

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ADP3421

Typical Application – Geyserville-Enabled Mobile VRM Converter

VIN

3.3V

R22

100k⍀

ADP3421

R15

332

R16

3.3k⍀

C16

C10

C15

⍀

51.1k⍀

10␮F

VHYS

CS–

R10

10k⍀

22nF

10BQ040

1pF

C25

C31

R19

k⍀

ADP3410

OVPSET

CLSET

LTO

LTI

CS+

R21,10k⍀

160k⍀

C32

15nF

BST

C17

100nF

R20

10⍀

REG

IRF7811

100nF

DRVH

RAMP

VCC

R17

75k⍀

C41

1pF

CPU

100nF

R_CS

␮H

GND

LTB

CORE

⍀

VID4

VID3

VID2

VID1

VID0

OUT

SRMON

PGND

DRVL

VCC

C29

100pF

10BQ040

R18

576k⍀

C4–C6,

C11, C12,

C26, C27

GND

DRVLSD

DLY

IRF7811

FROM

CPU

DACOUT

CORE

SSC

GND

220␮F

C23

1nF

2.2⍀

C18

10pF

VCCGD

C21

1.5nF

10k⍀

7.5k⍀

C22

1nF

C28

10␮F

2N3906

CLKDRV

CLKFB

SSL

UVLO

R11

220k⍀

R12

68␮F

MJD210

470k⍀

IODRV PWRGD

SD 15

IOFB

C14

100␮F

VCC ON CORE SENSE

V GATE

VCC CPU IO

C20

10␮F

VCC CPU CLK

VRON

Figure 10. Mobile VRM Schematic

OUTLINE DIMENSIONS

Dimensions shown in inches and (mm).

28-Lead Thin Shrink Small Outline Package (TSSOP)

(RU-28)

0.386 (9.80)

0.378 (9.60)

0.177 (4.50)

0.169 (4.30)

0.256 (6.50)

0.246 (6.25)

PIN 1

0.006 (0.15)

0.002 (0.05)

0.0433 (1.10)

MAX

8؇

0؇

0.0256 (0.65) 0.0118 (0.30)

0.028 (0.70)

0.020 (0.50)

SEATING

PLANE

0.0079 (0.20)

0.0035 (0.090)

BSC

0.0075 (0.19)

–12–

REV. 0

1...9 10 111213

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