Owner manual

MAX1874
Dual-Input, USB/AC Adapter, 1-Cell
Li+ Charger with OVP and Thermal Regulation
_______________________________________________________________________________________ 9
INPUT POWER-
OK SELECT
OVERVOLTAGE AND
UNDERVOLTAGE
DETECT
LINEAR
REGULATOR
USB/DCLV
DETECT
N
N
I
DCLV_SENSE
I
USB_SENSE
DCI
USEL
USB
DCLV
DC
BYP
PON
BATT
TEMPERATURE
V
BATT
THERMISTOR
COMPARATORS
3.00V
REFERENCE
REF
5Ω
5Ω
0.25Ω
0.4Ω
120kΩ
GND
DCOK
UOK
CHG
N
MAX1874
Functional Diagram