MC78M00 Datasheet, PDF (8/16 Pages) Motorola, Inc – THREE-TERMINAL MEDIUM CURRENT POSITIVE FIXED VOLTAGE REGULATORS

MC78M00, MC78M00A Series
1.0
0.9
0.8
T_J = 25°C
0.7
0.6
0.5
0.4
T_J = 125°C
0.3
0.2
0.1
0
0 5.0 10 15 20 25 30 35 40
V_I − V_O, DROPOUT VOLTAGE (V)
Figure 4. Peak Output Current versus
Dropout Voltage
2.5
2.0
I_O = 500 mA
1.5
I_O = 100 mA
1.0
I_O = 10 mA
0.5
DV_O = 100 mV
0
0
25 50 75 100 125 150
T_J, JUNCTION TEMPERATURE (°C)
Figure 5. Dropout Voltage versus
Junction Temperature
100
I_out = 500 mA
80
60
I_out = 500 mA
V_out = 5.0 V
V_in = 10 V
C_O = 0
40
T_J = 25°C
20
1.0 10 100 1.0 k 10 k 100 k 1.0 M 10 M 100 M
f, FREQUENCY (Hz)
Figure 6. Ripple Rejection versus Frequency
100
80
60
V_out = 5.0 V
V_in = 10 V
C_O = 0
f = 120 Hz
40
T_J = 25°C
30
0.01
0.1
0.5 1.0
10
I_O, OUTPUT CURRENT (A)
Figure 7. Ripple Rejection versus Output Current
4.0
T_J = 25°C
3.0
2.0
T_J = 125°C
T_J = 25°C
1.0
T_J = 125°C
V_O = 5.0 V
I_O = 0.5 A
0
0 5.0 10 15 20 25 30 35 40
V_I, INPUT VOLTAGE (Vdc)
Figure 8. Bias Current versus Input Voltage
5.0
4.0
T_J = 25°C
3.0
2.0
T_J = 125°C
1.0
V_I−V_O = 5.0 V
0
0.01
0.1
0.5 1.0
10
I_O, OUTPUT CURRENT (A)
Figure 9. Bias Current versus Output Current
http://onsemi.com
8