APL3205A Datasheet, PDF (8/20 Pages) Anpec Electronics Coropration – Li+ Charger Protection IC

APL3205A/B
Operating Waveforms (Cont.)
Refer to the typical application circuit. The test condition is V_IN=5V, T_A= 25^oC unless otherwise specified.
Recovery from Input OVP
Battery Over-Voltage Protection
A_AP_PL_L3₃₂2₀0₅4_BB
V_IN
V_BAT
1
V_OUT
2
V_FAULT
3
V
C_OUT = 1µF, C_IN=1µF, R_OUT=50Ω
CH1: V_IN, 5V/Div, AC
CH2: V_OUT, 5V/Div, DC
CH3: V_FAULT, 5V/Div, DC
TIME: 2ms/Div
1
V_OUT
2
V
FAULT
3
V_BAT = 3.6V to 4.4V to 3.6V, R_OUT=33.3Ω
C_OUT=1µF, C_IN =1µF
CH1: V_BAT, 2V/Div, DC
CH2: V_OUT, 2V/Div, DC
CH3: V_FAULT, 5V/Div, DC
TIME: 5ms/Div
Battery Over-Voltage Protection
V_{B A T}
1
V_OUT
2
V_{FA U L T}
3
V_BAT = 3.6V to 4.4V, R_OUT=33.3Ω
C_OUT=1µF, C_IN =1µF
CH1: V_BAT, 2V/Div, DC
CH2: V_OUT, 2V/Div, DC
CH3: V_FAULT, 5V/Div, DC
TIME: 50µs/Div
Recovery from Battery OVP
V_BAT
1
V_OUT
2
V_FAULT
3
V_BAT = 4.4V to 3.6V, R_OUT=33.3Ω
C_OUT =1µF, C_IN =1µF
CH1: V_BAT, 2V/Div, DC
CH2: V_OUT, 2V/Div, DC
CH3: V_FAULT, 5V/Div, DC
TIME: 50µs/Div
Copyright © ANPEC Electronics Corp.
8
Rev. A.2 - May., 2009
www.anpec.com.tw