LM317L
Figure 5. Load Regulation
∆
V out, OUTPUT VOLTAGE CHANGE (%)
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
–50
–25
0
25
50
75
100 125
TJ, JUNCTION TEMPERATURE (°C)
150
Vin = 10 V
Vout = 5.0 V
IL = 5.0 mA to 100 mA
Figure 6. Ripple Rejection
RR, RIPPLE REJECTION (dB)
Vin = 45 V
Vout = 5.0 V
IL = 5.0 mA to 40 mA
80
70
IL = 40 mA
f = 120 Hz
Vout = 10 V
Vin = 14 V to 24 V
60
50
–50
–25
0
25
50
75
100 125
TJ, JUNCTION TEMPERATURE (°C)
150
Figure 7. Current Limit
0.50
TJ = 25°C
IO, OUTPUT CURRENT (A)
0.40
0.30
0.20
0.10
0
TJ = 150°C
V in –Vout , INPUT–OUTPUT VOLTAGE
DIFFERENTIAL (V)
2.5
Figure 8. Dropout Voltage
2.0
IL = 100 mA
1.5
IL = 5.0 mA
1.0
0
10
20
30
40
Vin–Vout, INPUT–OUTPUT VOLTAGE DIFFERENTIAL (V)
50
0.5
–50
–25
0
25
50
75
100 125
TJ, JUNCTION TEMPERATURE (°C)
150
Figure 9. Minimum Operating Current
5.0
IB , QUIESCENT CURRENT (mA)
4.5
RR, RIPPLE REJECTION (dB)
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
10
20
30
40
Vin–Vout, INPUT–OUTPUT VOLTAGE DIFFERENTIAL (V)
TJ = 55°C
TJ = 25°C
TJ = 150°C
100
90
80
70
60
50
40
30
20
10
10
Figure 10. Ripple Rejection versus Frequency
IL = 40 mA
Vin = 5.0 V
±
1.0 VPP
Vout = 1.25 V
100
1.0 k
10 k
100 k 1.0 M
f, FREQUENCY (Hz)
MOTOROLA ANALOG IC DEVICE DATA
5
MOTOROLA [ MOTOROLA, INC ]
