APL3204A/B
Operating Waveforms (Cont.)
Refer to the typical application circuit. The test condition is VIN=5V, TA= 25oC unless otherwise specified.
Battery Over-Voltage Pretection
Recovery from Input OVP
APL3204B
VBAT
VIN
1
2
3
1
VOUT
VOUT
2
3
VFAULT
VFAULT
VBAT = 3.6V to 4.4V to 3.6V, ROUT=33.3W
COUT =1mF, CIN =1mF
CH1: VBAT, 2V/Div, DC
CH2: VOUT, 2V/Div, DC
CH3: VFAULT, 5V/Div, DC
TIME: 5ms/Div
VIN = 12V to 5V
COUT = 1mF, CIN=1mF, ROUT=50W
CH1: VIN, 5V/Div, AC
CH2: VOUT, 5V/Div, DC
CH3: VFAULT, 5V/Div, DC
TIME: 2ms/Div
Recovery from Battery OVP
Battery Over-Voltage Pretection
VBAT
VBAT
1
2
3
1
2
3
VOUT
VOUT
VFAULT
VFAULT
VBAT = 4.4V to 3.6V, ROUT=33.3W
COUT =1mF, CIN =1mF
VBAT = 3.6V to 4.4V, ROUT=33.3W
COUT =1mF, CIN =1mF
CH1: VBAT, 2V/Div, DC
CH2: VOUT, 2V/Div, DC
CH3: VFAULT, 5V/Div, DC
TIME: 50ms/Div
CH1: VBAT, 2V/Div, DC
CH2: VOUT, 2V/Div, DC
CH3: VFAULT, 5V/Div, DC
TIME: 50ms/Div
Copyright ã ANPEC Electronics Corp.
7
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Rev. A,1 - Jun, 2008
ANPEC [ ANPEC ELECTRONICS COROPRATION ]
