MAX4921BETD+T Maxim Integrated Products, MAX4921BETD+T Datasheet - Page 18

• Manufacturer Part Number: MAX4921BETD+T
• Description: IC CTLR OVP/OCP BATT PWR 14-TDFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX4921BETD+T

• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 14-TDFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Battery Power-Up Logic with Overvoltage
and Overcurrent Protection
18
______________________________________________________________________________________
µP
µP
CHARGER CIRCUITRY
ADAPTER AND
ADAPTER
AC
V
V
V
IO
V
BAT
BAT
IO
1µF
PWR_ON
PWR_ON
ONOK
ONOK
PWR_HOLD
PWR_HOLD
ACOK
ACOK
GP1
OPTIONAL
GP1
P
GND
GND
IN
IN
MAX4921B
MAX4919B
MAX4920B
1µF
EN
0.1µF
EN
GN1
GN1
N
N
HP_PWR
HP_PWR
OUT
OUT
Typical Operating Circuits
BTO
BTO
BTI
BTI
0.1µF
0.1µF
CHARGER
V
V
BAT
BAT
CONVERTER
CONVERTER
DC-DC
DC-DC