Rainbow Electronics MAX8922L - Manual (Page 6)

MAX8922L
30V Li+ Linear Battery Charger
with GSM Test Mode in 3mm x 2mm TDFN
6 _______________________________________________________________________________________
CC/CV
REGULATOR
CHARGE
AND
LOGIC
CONTROL
IN BAT
SETI
POK
CHG
MIN
R SETI
R MIN
4.45V TO 30V
GND
Li+
LDO
EN/SET
LDO
CONTROL
3.9V
7.5V
BAT
Tj(DIE)
+105 °C
PRECHARGE
BAT
2.5V
FAST-CHARGE
SWITCH
TOP-OFF
SWITCH
TEST
EP
MAX8922
Figure 1. MAX8922L Functional Diagram