APL3203A/B
Operating Waveforms (Cont.)
Refer to the typical application circuit. The test condition is VIN=5V, TA= 25oC unless otherwise specified.
Recovery from Input OVP
APL3204B
VIN
Battery Over-Voltage Protection
VB A T
1
VOUT
2
VFAULT
3
VIN = 12V to 5V
COUT = 1µF, CIN=1µF, ROUT=50Ω
CH1: VIN, 5V/Div, AC
CH2: VOUT, 5V/Div, DC
CH3: VFAULT, 5V/Div, DC
TIME: 2ms/Div
1
VOUT
2
V
FA U L T
3
VBAT = 3.6V to 4.4V to 3.6V, ROUT=33.3Ω
COUT =1µF, CIN =1µF
CH1: VBAT, 2V/Div, DC
CH2: VOUT, 2V/Div, DC
CH3: VFAULT, 5V/Div, DC
TIME: 5ms/Div
Battery Over-Voltage Protection
V
BAT
1
V
OUT
2
VFAULT
3
VBAT = 3.6V to 4.4V, ROUT=33.3Ω
COUT =1µF, CIN =1µF
CH1: VBAT, 2V/Div, DC
CH2: VOUT, 2V/Div, DC
CH3: VFAULT, 5V/Div, DC
TIME: 50µs/Div
Recovery from Battery OVP
VBAT
1
VOUT
2
VFAULT
3
VBAT = 4.4V to 3.6V, ROUT=33.3Ω
COUT =1µF, CIN =1µF
CH1: VBAT, 2V/Div, DC
CH2: VOUT, 2V/Div, DC
CH3: VFAULT, 5V/Div, DC
TIME: 50µs/Div
Copyright © ANPEC Electronics Corp.
7
Rev. A.2 - Aug., 2009
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