LM317T Fairchild Semiconductor, LM317T Datasheet - Page 4

• Manufacturer Part Number: LM317T
• Description: IC REG ADJ 1.5A 3 TERM TO-220
• Manufacturer: Fairchild Semiconductor

Specifications of LM317T

• Regulator Topology: Positive Adjustable
• Voltage - Output: 1.2 ~ 37 V
• Voltage - Input: Up to 40V
• Number Of Regulators: 1
• Current - Output: 1.5A (Max)
• 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: 2.2 A
• Line Regulation: 0.04 % / V
• Load Regulation: 25 mV % / V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Reference Voltage: 1.3 V
• Voltage Regulator Type: Linear
• Topology: Standard
• Regulator Output Type: Adjustable
• Polarity Type: Positive
• Package Type: TO-220AB
• Operating Temp Range: 0C to 125C
• Operating Temperature Classification: Commercial
• Pin Count: 3 +Tab
• Mounting: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Dropout (typical): -
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: LM317TFS

LM317
4
Typical Application
• C
C
Since I
i
o
is required when regulator is located an appreciable distance from power supply filter.
is not needed for stability, however, it does improve transient response.
ADJ
is controlled to less than 100μA, the error associated with this term is negligible in most applications.
V
Input
I
Ci
0. 1 μ F
Figure 5. Programmable Regulator
V
O
= 1.25V (1+ R
VI
R
I
LM317
KA317
adj
2
Vadj
I
adj
R
2
Vo
/ R
1
1
)+I
adj
R
2
Co
1 μ F
Output