CAT6219 Datasheet, PDF (5/10 Pages) Catalyst Semiconductor – 500mA CMOS LDO Regulator

CAT6219
TYPICAL CHARACTERISTICS (shown for 2.85V output option)
V_IN = 3.85V, I_OUT = 100μA, C_IN = 1µF, C_OUT = 2.2μF, C_BYP = 10nF, T_A = 25°C unless otherwise specified.
Output Short-circuit Current vs. Input Voltage
1000
900
800
700
600
500
400
300
200
100
0
0
VOUT = 0
1
2
3
4
5
INPUT VOLTAGE (V)
Ground Current vs. Input Voltage
70
60
50
40
30
20
10
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5
INPUT VOLTAGE (V)
Dropout vs. Temperature (500mA Load)
500
450
400
350
300
250
200
-40 -20
0 20 40 60 80 100 120 140
TEMPERATURE (°C)
Enable Threshold vs. Input Voltage
1.6
1.2
0.8
0.4
0
2 2.5 3 3.5 4 4.5 5 5.5
INPUT VOLTAGE (V)
Dropout vs. Load Current
400
350
300
250
200
150
100
50
0
0 50 100 150 200 250 300 350 400 450 500
OUTPUT LOAD CURRENT (mA)
PSRR vs. Frequency (10mA Load)
80
70
CBYP = 10nF
60
50
CBYP = 0
40
30
20
10
0
1.0E+01
1.0E+02 1.0E+03 1.0E+04
FREQUENCY [Hz]
1.0E+05
© 2007 Catalyst Semiconductor, Inc.
5
Characteristics subject to change without notice
Doc. No. 10009 Rev. A