APL3206_10 Datasheet, PDF (11/19 Pages) Anpec Electronics Coropration – Li+ Charger Protection IC with Integrated P-MOSFET

APL3206/A/B
Function Description (Cont.)
V_ACIN
V_POR
V_CHRIN -V_BAT = 150mV
V_OVP
V_CHRIN -V_BAT = 150mV
V_CHRIN
V_OUT
GATDRV is pulled low
P-MOS Gate
Control
Turn Off Internal
P-MOSFET
T_B(ACIN)
Controlled
by GATDRV
Turn Off Internal P-MOSFET
ACIN OVP
T_ON(OVP)
Figure 1. OVP Timing Diagram
Controlled by
GATDRV
I_OCP
I_OUT
GATDRV is pulled low
V_CHRIN
P-MOS Gate ^{Controlled by}
Control
GATDRV
Turn Off Internal
P-MOSFET
T_B(OCP)
T_ON(OCP)
Controlled by
GATDRV
Turn Off
Internal P-
MOSFET
T_B(OCP)
Count 13
times
Controlled Turn Off
by
Internal P-
GATDRV MOSFET
Total count 16
T_B(OCP)
times, IC is
latched off
Figure 2. OCP Timing Diagram
Copyright © ANPEC Electronics Corp.
11
Rev. A.4 - Jan., 2010
www.anpec.com.tw