LM317MDT ON Semiconductor, LM317MDT Datasheet - Page 7

• Manufacturer Part Number: LM317MDT
• Description: Linear Regulators - Standard 500mA ADJ 1.2-37V
• Manufacturer: ON Semiconductor

Specifications of LM317MDT

• Polarity: Positive
• Number Of Outputs: 1
• Output Type: Adjustable
• Output Voltage: 1.2 V to 37 V
• Output Current: 0.25 A
• Line Regulation: 0.07 % / V
• Load Regulation: 1.5 % / V
• Input Voltage Max: 40 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Package / Case: DPAK
• Mounting Style: SMD/SMT
• Reference Voltage: 1.3 V
• Voltage Regulation Accuracy: 4 %
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

1.260
1.250
1.240
1.230
1.220
-0.2
-0.4
-0.6
-0.8
-1.0
-0.5
-1.0
-1.5
0.4
0.2
1.5
1.0
0.5
1.0
0.5
0
0
0
-50
-50
0
Figure 17. Line Transient Response
V
V
I
Figure 13. Temperature Stability
L
-25
-25
V
V
I
in
out
L
V
I
T
= 5.0 mA
L
in
out
= 4.25 V to 41.25 V
out
J
= 5.0 mA
= 50 mA
= V
Figure 15. Line Regulation
= 4.2 V
= 25°C
T
T
= V
= 10 V
J
J
, JUNCTION TEMPERATURE (°C)
, JUNCTION TEMPERATURE (°C)
ref
10
ref
0
0
25
25
t, TIME (ms)
50
50
20
C
75
75
L
= 1.0 mF
100
100
30
C
V
L
in
= 0
125
125
http://onsemi.com
150
150
40
7
-1.0
-2.0
-3.0
8.0
6.0
4.0
1.5
1.0
0.5
80
70
65
60
55
50
45
40
35
10
3.0
2.0
1.0
0
0
CL = 1.0 mF; CAdj = 10 mF
-50
-50
0
Figure 18. Load Transient Response
Figure 14. Adjustment Pin Current
-25
-25
Bandwidth 100 Hz to 10 kHz
V
T
T
V
in
Figure 16. Output Noise
J
J
out
, JUNCTION TEMPERATURE (°C)
, JUNCTION TEMPERATURE (°C)
C
= 6.25 V
L
10
0
0
I
= V
I
L
= 0.3 mF; C
L
= 10 mA
= 100 mA
ref
25
25
t, TIME (ms)
Adj
50
50
20
= 10 mF
75
75
100
100
30
I
L
V
V
I
T
NL
in
out
J
125
125
= 25°C
= 15 V
= 50 mA
= 10 V
150
150
40