Only For Training And Service Purposes - LG KP175 Service Manual

_PPR
_CHG
_CHG_EN
Copyright © 2008 LG Electronics. Inc. All right reserved.

Only for training and service purposes

USB_VBUS
VCHARGE
U205
1
VDC
2
VUSB
3
_PPR
4
_CHG
5
_EN
6
IMIN
C244 C245
1u 1u
Figure 3.5.F1 CIRCUIT FOR BATTERY CHARGING
3. TECHNICAL BRIEF
VBAT
ISL9221
13
PGND
12
VDC_BYP
11
BAT
10
USB_BYP
9
IVDC
8
GND
7
IUSB
C246
1u
- 27 -
VCHG_ABB
VBUS_USB
C247 C248
1u 1u
LGE Internal Use Only