LM317MT STMicroelectronics, LM317MT Datasheet - Page 6

• Manufacturer Part Number: LM317MT
• Description: IC REG 1.2V-37V ADJ VOLT TO-220
• Manufacturer: STMicroelectronics
• Type: Voltage Regulatorr

Specifications of LM317MT

• Regulator Topology: Positive Adjustable
• Voltage - Output: 1.2 ~ 37 V
• Number Of Regulators: 1
• Current - Output: 500mA
• Current - Limit (min): 500mA
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: TO-220-3 (Straight Leads)
• Polarity: Positive
• Number Of Outputs: 1
• Output Type: Adjustable
• Output Voltage: 1.2 V to 37 V
• Output Current: 1000 mA
• Line Regulation: 0.04 % / V
• Load Regulation: 0.5 % / V
• Input Voltage Max: 40 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Reference Voltage: 1.3 V
• Current, Output: 1000 mA
• Current, Supply: 50 μA
• Output Noise, Rms: 0.003% (Typ.)
• Package Type: TO-220
• Pin Current, Adjustable: 50 μA (Typ.)
• Regulation, Line: 0.02 %/V
• Regulation, Load: 20 mV
• Regulator Type: Positive Voltage Out
• Resistance, Thermal, Junction To Case: 3 °C/W
• Temperature, Operating, Maximum: 125 °C
• Temperature, Operating, Minimum: -40 °C
• Temperature, Operating, Range: 0 to +125 °C
• Voltage Input-output Differential: 40 V
• Voltage, Noise: 0.003 %
• Voltage, Output: 37 V
• Voltage, Supply, Rejection Ratio: 80 dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Input: -
• Voltage - Dropout (typical): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

4
Table 4.
1. C
6/21
Symbol
ΔV
I
I
ΔI
O(max)
V
O(min)
SVR
ΔV
ΔV
I
ADJ
eN
O
REF
ADJ
ADJ
/V
O
O
O
is connected between Adjust pin and Ground.
Line regulation
Load regulation
Adjustment pin current
Adjustment pin current
Reference voltage
Output voltage
temperature stability
Minimum load current
Maximum output current
Output noise voltage
(percentage of V
Supply voltage rejection
Electrical characteristics
Electrical characteristics of LM217M (refer to the test circuits, T
V
I
- V
Parameter
O
= 5 V, I
O
)
O
= 100 mA, P
(1)
V
V
V
V
I
V
I
V
V
V
B = 10 Hz to 100 kHz, T
T
f = 120 Hz
O
O
J
I
O
O
I
I
I
I
I
- V
- V
- V
- V
- V
- V
= 10 to 500mA
= 10 to 500mA
= 25°C
≤ 5 V
≥ 5 V
O
O
O
O
O
O
= 3 to 40 V
= 40 V
= 40 V, P
D
= 3 to 40 V, I
= 3 to 40 V, I
≤ 15 V
≤
7.5 W, unless otherwise specified)
Test conditions
d
< P
O
O
T
T
T
C
C
= 10 to 500 mA
= 10 to 500 mA
J
J
J
DMAX
ADJ
ADJ
J
= 25°C
= 25°C
= 25°C
= 25°C
= 0
= 10 µF
, T
J
= 25°C
Min.
500
1.2
66
J
= - 40 to 125 °C,
0.003
1000
Typ.
0.01
0.02
1.25
200
0.1
0.3
0.2
0.7
3.5
20
50
65
80
5
Max.
0.02
0.05
100
0.3
1.3
15
50
1
5
5
%/V
Unit
%/V
mV
mA
mA
µA
dB
µA
%
%
V
O