Compal JHT01 - DC-DC Converter Overview

JHT01 Service Manual
4-1
1. Power
• 6 cells Li-Ion 18650 size smart battery Pack with 53.28Wh capacity
• 6
cells Li-Ion 18650 size smart battery Pack with 57.72Wh capacity
• 9 cells Li-Ion 18650 size smart battery Pack with 79.92Wh capacity
2. DC-DC CONVERTER
JHT00/01 Series Power System block diagram
INVERTER
HV LV
LCD
DC/DC M/B
GND
B+
DISPOFF#
PWM
DAC
B+
GND
+5VALWP
+3VALWP
+VSBP
+CHGRTC
RTCVREF
VGATE
ACOFF
CPU_VID[0...6]
51_ON#
FSTCHG
SUSP
VR_ON
+1.5VP
+1.8VP
+1.05VSP
+CPU_CORE
+0.9VSP
MAINPWON
BATT_TEMP
BATT_OVP
H_PROCHOT#
ACIN
EC_SMB_DA1
EC_SMB_CK1
CLK_EN#
AC/DC
GND
VIN
90W/65W ADAPTER
BATTERY
CNT1
BATT+
TS_A
CNT2
EC_SMDA
EC_SMCA
GND
IREF
SUSP#
H_DPRSTP#
PM_DPRSLPVR_D
CLK_ENABLE#
H_PSI#
GND
BATT+
PMON
(+VGA_CORE)
(+1.8VSP)
(+1.1VSP)
CHGVADJ
ADP_I