ADP3408ARU-2.5 Просмотр технического описания (PDF) - Analog Devices

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производитель

ADP3408ARU-2.5

GSM Power Management System

Analog Devices 

ADP3408

PWRON

PWRONKEY

KEYPADROW

GPIO

VRTC

AUXADC

GPIO

CHARGER IN

GPIO

CAPACITOR

TYPE BACKUP

COIN CELL

C1

0.1␮F

R1

0.33⍀

C2, 1nF

Q1

SI3441DY

D1

10BQ015

Li-ION NIMH

BATTERY

PWRONIN

TCXOEN

PWRONKEY

AGND

ROWX

REFOUT

SIMEN

VTCXO

VRTCIN U1

VAN

ADP3408

VRTC

VBAT

BATSNS

VCORE

MVBAT

VMEM

CHRDET

VBAT2

CHRIN

VSIM

GATEIN

RESET

GATEDR

RESCAP

DGND

CHGEN

ISENSE

EOC

R2

10⍀

C3, 10␮F

C8

2.2␮F

C6

2.2␮F

C5

2.2␮F

C4

0.1␮F

C7

2.2␮F

C9

0.22␮F

CLKON

C10

0.1␮F

REF

VTCXO

VAN

VCORE

VMEM

VSIM

RESET

GPIO

GPIO

Figure 3a. Typical Application Circuit (TSSOP Option)

PWRON

POWERKEY

KEYPADROW

R2

10⍀

C9

C10

0.22␮F 0.1␮F

TCXOEN (CLKON)

REFOUT

VTCXO

GPIO

VRTC

AUXADC

GPIO

CHARGER IN

GPIO

SUPERCAP

COIN CELL

C1

0.1␮F

R1

C2

0.33⍀ 1nF

Q1

SI3441

D1

10BQ015

Li-ION or NiMH

BATTERY

1 SIMEN

2 VRTCIN

3 VRTC

4

BATSNS

5

MVBAT

6 CHRDET

7

CHRIN

8 GATEIN

GATEDR

U1

ADP3408

24

NC

23

VAN

VBAT 22

VCORE 21

VMEM 20

VBAT2 19

VSIM 18

17

NC

C8

2.2␮F

VAN

VCORE

VMEM

VSIM

RESET

GPIO

GPIO

C3

C4

C5

C6

C7

10␮F 0.1␮F 2.2␮F 2.2␮F 2.2␮F

Figure 3b. Typical Application Circuit (LFCSP Option)

–12–

REV. A

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