TC1223 Datasheet, PDF (7/14 Pages) Microchip Technology – 50mA and 100mA CMOS LDOs with Shutdown

TC1223/TC1224
5.0 TYPICAL CHARACTERISTICS (CONTINUED)
(Unless Otherwise Specified, All Parts Are Measured At Temperature = 25°C)
V_OUT vs. V_IN (V_OUT = 3.3V)
3.5
I_LOAD = 100mA
3.0
2.5
2.0
1.5
1.0
0.5
C_IN = 1µF
C_OUT = 1µF
0.0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7
V_IN (V)
3.320
3.315
Output Voltage vs. Temperature (V_OUT = 3.3V)
I_LOAD = 10mA
3.310
3.305
3.300
3.295
3.290
3.285
3.280
C_IN = 1µF
C_OUT = 1µF
V_IN = 4.3V
3.275
-40 -20 -10 0
20 40
TEMPERATURE (°C)
85 125
5.025
5.020
5.015
5.010
5.005
5.000
4.995
4.990
4.985
Output Voltage vs. Temperature (V_OUT = 5V)
I_LOAD = 10mA
V_IN = 6V
C_IN = 1µF
C_OUT = 1µF
-40 -20 -10 0 20 40
TEMPERATURE (°C)
85 125
Temperature vs. Quiescent Current (V_OUT = 5V)
70
60 ^{ILOAD = 10mA}
50
40
30
20
V_IN = 6V
10 C_IN = 1µF
C_OUT = 1µF
0
-40 -20 -10 0 20 40
TEMPERATURE (°C)
85 125
10.0
1.0
Output Noise vs. Frequency
R_LOAD = 50Ω
C_OUT = 1µF
C_IN = 1µF
0.1
1000
Stability Region vs. Load Current
C_OUT = 1µF
to 10µF
100
10
1
Stable Region
0.1
0.0
0.01K 0.1K 1K 10K 100K 1000K
FREQUENCY (Hz)
0.01
0 10 20 30 40 50 60 70 80 90 100
LOAD CURRENT (mA)
Power Supply Rejection Ratio
-30
-35
I_OUT = 10mA
V_INDC = 4V
-40 ^VINAC ^{= 100mVp-p}
-45
V_OUT = 3V
C_IN = 0
-50 ^COUT ^{= 1µF}
-55
-60
-65
-70
-75
-80
0.01K 0.1K 1K 10K 100K 1000K
FREQUENCY (Hz)
© 2002 Microchip Technology Inc.
DS21368B-page 7