AP7332 Datasheet, PDF (8/18 Pages) Diodes Incorporated – DUAL 300mA LOW QUIESCENT CURRENT FAST TRANSIENT LOW DROPOUT

AP7332
DUAL 300mA LOW QUIESCENT CURRENT FAST
TRANSIENT LOW DROPOUT LINEAR REGULATOR
Typical Performance Characteristics (Continued)
EN Pin Shutdown Response
V_IN=5V, Both I_LOAD=50mA
V_EN=0V to 5V (5V/div)
V_OUT2=2.8V (1V/div)
V_OUT1 =1.8V (1V/div)
Time (100μs/div)
Input Quiescent current vs Input Voltage
80
PSRR vs Frequency
100
1.8V
80
60
2.8V
40
T_A=25°C
V_IN=3.8V+0.5V_ppAC
20 _{COUT1=COUT2=1μF}
Both I_LOAD=50mA
0
1100 100 10010k 1001000k 101000k0 10010M00
Frequency(Hz)
0
Input Quiescent Current vs Temperature
80
60
60
40
T_A=25°C
20 ^VOUT1^=1V
V_OUT2=3.3V
I_OUT=0mA
0
4
4.5
5
5.5
6
Input Voltage(V)
40
V_IN=V_EN=4.3V
20 ^VOUT1=1V
V_OUT2=3.3V
I_OUT=0mA
0
-50 -25
0 25 50 75
Temperature(_℃ )
100 125
AP7332
Document number: DS35132 Rev. 1 - 2
8 of 18
www.diodes.com
December 2010
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