G2253RV1U
4+2CH PMU for Wearable / Sports-CAM & IP-CAM Application
The G2253 provide a complete power supply solution for wearable / sports-cam & IP-CAM application. It contains four dc/dc converters, one power switch and one low quiescent current LDO to power each critical blocks of the system, and is optimized for maximum battery life, featuring a low ground current when in standby mode operation. All channels DC/DC converters operate at selectable frequency of 1.5/3.0MHz to optimize size, cost, and efficiency. All Synchronous converters operate at pulse skipping mode at light load.
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規格表
|
Vin (V)
|
min.
|
2.8 |
|---|---|---|
|
max.
|
5.5 | |
|
DCDC
|
CH
|
4 |
|
LDO
|
CH
|
1 |
|
SW
|
CH
|
1 |
|
CHG
|
(A)
|
-- |
|
Control
|
Interface
|
ENx, SEQ |
|
Note
|
CH1~4=3.5A/2A/2.5A/2A, FSEL sets Fsw=1.5M/3M Hz,RTCLDO=3.1V/50mA, SW=350mΩ, EN1~4 | |
|
Package
|
TQFN4X4-28 | |
|
Datasheet
|
EDS-2253-1438-190220-0.4.pdf | |
