APL5316_11 Datasheet, PDF (5/16 Pages) Anpec Electronics Coropration – Low Dropout 300mA Linear Regulator With Power-Ok Indicator

APL5316
Typical Operating Characteristics (Cont.)
Loop Gain vs. Frequency
50
40
V_IN=3.3V, V_OUT=1.2V, C_IN=1µF, C_OUT=2.2µF
30
I_OUT=100mA
20
10
0
-10
-20
I_OUT=300mA
-30
-40
1000
10000
100000
Frequency (Hz)
1000000
Phase vs. Frequency
160
140 ^{VIN=3.3V, VOUT=1.2V, CIN=1µF, COUT=2.2µF}
120
I_OUT=300mA
100
80
60
40
I_OUT=100mA
20
0
1000
10000
100000
Frequency (Hz)
1000000
Operating Waveforms
Load Transient
V_IN=3.3V, V_OUT=1.2V, C_IN=1µF, C_OUT=2.2µF, T_R=1µs
V _OUT
Line Transient
TV_RO=^U1^T=01µ^.s2,VI_O^, _U^C_TI=^{N=110mµFA, COUT=2.2µF,}
V_IN
I_OUT
CH1 : V_OUT, 50mV/div, AC
CH2 : I_OUT, 100mA/div, DC
Time : 100µs/div
V _OUT
CH1 : V_IN, 1V/div, DC
CH2 : V_OUT, 20mV/div, AC
Time : 100µs/div
Copyright © ANPEC Electronics Corp.
5
Rev. A.3 - Jun, 2011
www.anpec.com.tw