LM317AT National Semiconductor, LM317AT Datasheet - Page 4

• Manufacturer Part Number: LM317AT
• Description: IC, ADJ LINEAR REG, 1.2V TO 37V, TO-220
• Manufacturer: National Semiconductor

Specifications of LM317AT

• Primary Input Voltage: 40V
• Output Voltage Adjustable Range: 1.2V To 37V
• Dropout Voltage Vdo: 2V
• No. Of Outputs: 1
• No. Of Pins: 3
• Output Current: 1.5A
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

www.national.com
Reference Voltage
Line Regulation
Load Regulation
Thermal Regulation
Adjustment Pin Current
Adjustment Pin Current Change
Temperature Stability
Minimum Load Current
Current Limit
RMS Output Noise, % of V
Ripple Rejection Ratio
Long-Term Stability
Thermal Resistance, θ
Junction-to-Case
Thermal Resistance, θ
Junction-to-Ambient
(No Heat Sink)
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
LM117 Electrical Characteristics
Specifications with standard type face are for T
Range. Unless otherwise specified, V
Power Dissipation
Input-Output Voltage Differential
Storage Temperature
Lead Temperature
ESD Tolerance
Metal Package (Soldering, 10 seconds)
Plastic Package (Soldering, 4 seconds)
Parameter
(Note
JC
JA
5)
OUT
IN
3V
10 mA
3V
10 mA
20 ms Pulse
10 mA
3V
T
(V
(V
(V
10 Hz
V
V
T
K (TO-3) Package
H (TO-39) Package
E (LCC) Package
K (TO-3) Package
H (TO-39) Package
E (LCC) Package
− V
MIN
OUT
OUT
J
IN
IN
K Package
H, E Package
IN
K Package
H, E Package
= 125°C, 1000 hrs
−65°C to +150°C
Internally Limited
≤
≤
≤
OUT
− V
− V
− V
≤
(V
(V
(V
= 10V, f = 120 Hz, C
= 10V, f = 120 Hz, C
≤
≤
≤
≤
T
+40V, −0.3V
J
IN
IN
IN
OUT
OUT
OUT
= 5V, and I
(Note
J
f
= 25°C, and those with boldface type apply over full Operating Temperature
I
I
I
OUT
OUT
OUT
≤
≤
− V
− V
− V
) = 40V
)
) = 40V
T
10 kHz
≤
OUT
OUT
OUT
MAX
300°C
260°C
≤
≤
≤
1)
15V
3 kV
Conditions
(Note
I
I
I
MAX
MAX
MAX
)
)
)
≤
≤
≤
OUT
40V,
40V
40V
(Note
(Note
(Note
3)
= 10 mA.
4
(Note
ADJ
ADJ
3)
3,
3)
Operating Temperature Range
Thermal Limit Burn-In
Note
LM117
LM317A
LM317
= 0 μF
= 10 μF
4)
4)
1.20
0.15
Min
1.5
0.5
0.3
66
Preconditioning
0.003
LM117
1.25
0.01
0.02
0.03
0.20
Typ
186
0.1
0.3
0.2
3.5
2.2
0.8
0.4
0.3
50
65
80
21
12
39
88
1
2
−55°C
−40°C
(Note
0°C
All Devices 100%
Max
1.30
0.02
0.05
0.07
100
0.3
3.4
1.8
≤
≤
≤
1
5
5
1
2)
T
T
T
J
J
J
≤
≤
≤
+150°C
+125°C
+125°C
Units
°C/W
°C/W
%/W
%/V
mA
μA
μA
dB
dB
%
%
%
%
V
A
A