Rainbow-electronics MAX8922L Manuale Utente Scaricare il pdf (Pagina 12)

MAX8922L

30V Li+ Linear Battery Charger

with GSM Test Mode in 3mm x 2mm TDFN

12 ______________________________________________________________________________________

USB

CABLE

IN

BAT

EN/SET

GND

LDO

EP

POK

CHG

SYSTEM

GSM PA

VBUS

GPIO

GPIO

GPIO

R1

1.87kΩ

C1

1µF

C2

68µF

C3

1µF

VI/O

R2

3kΩ

TEST

MAX8922L

MIN

SETI

Figure 6. GSM Test Mode

Chip Information

PROCESS: BiCMOS

1 2 ... 7 8 9 10 11 12 13 14

MAX8922L 1

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