Datasheets
LT317AT#PBF by:
Analog Devices Inc

Adjustable Positive Standard Regulator, 1.2V Min, 37V Max, BIPolar, PSFM3

Part Details for LT317AT#PBF by Analog Devices Inc

Results Overview of LT317AT#PBF by Analog Devices Inc

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LT317AT#PBF Information

LT317AT#PBF by Analog Devices Inc is a Linear Regulator IC.
Linear Regulator ICs are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for LT317AT#PBF

Part # Distributor Description Stock Price Buy
DISTI # 51AK8625
Newark Linear Regulator, Adjustable, To-220, Output Type:Adjustable, No. Of Outputs:-, Output Voltage - Nom:-, Output Voltage Min:5V, Output Voltage Max:40V, Input Voltage Min:3V, Input Voltage Max:40V, Product Range:-, No. Of Pins:3Pins Rohs Compliant: Yes |Analog Devices LT317AT#PBF RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk 127
  • 1 $8.1700
  • 10 $5.4700
  • 25 $4.9000
  • 50 $4.3400
  • 100 $3.9700
  • 250 $3.5700
  • 500 $3.4500
$3.4500 / $8.1700 Buy Now
DISTI # 584-LT317AT#PBF
Mouser Electronics Linear Voltage Regulators Pos Adj Reg RoHS: Compliant 149
  • 1 $7.9300
  • 10 $5.3100
  • 50 $4.2000
  • 100 $3.8500
  • 250 $3.4700
  • 500 $3.3500
$3.3500 / $7.9300 Buy Now
DISTI # V36:1790_06425071
Arrow Electronics LDO Regulator Pos 1.5A 3-Pin(3+Tab) TO-220 Tube COO: Malaysia RoHS: Exempt Min Qty: 150 Package Multiple: 50 Lead time: 10 Weeks Date Code: 2217 Americas - 25
  • 150 $3.4230
  • 250 $3.1850
  • 500 $3.1270
$3.1270 / $3.4230 Buy Now
Analog Devices Inc Pos Adj Reg Package Multiple: 50 1550
  • 1 $7.9300
  • 10 $5.3100
  • 100 $3.8526
  • 250 $3.4730
  • 500 $3.3500
  • 1,000 $2.6800
$2.6800 / $7.9300 Buy Now
DISTI # V36:1790_06425071
Arrow Electronics LDO Regulator Pos 1.5A 3-Pin(3+Tab) TO-220 Tube COO: Malaysia RoHS: Exempt Min Qty: 150 Package Multiple: 50 Lead time: 10 Weeks Date Code: 2217 Americas - 25
  • 150 $3.4230
  • 250 $3.1850
  • 500 $3.1270
$3.1270 / $3.4230 Buy Now
DISTI # LT317AT
TME IC: voltage regulator, adjustable, 1.3÷37.5V, 1.5A, TO220, THT Min Qty: 1 0
  • 1 $11.3000
  • 3 $10.3000
  • 10 $9.0600
  • 25 $8.1000
$8.1000 / $11.3000 RFQ
DISTI # V36:1790_06425071
Arrow Electronics LDO Regulator Pos 1.5A 3-Pin(3+Tab) TO-220 Tube COO: Malaysia RoHS: Exempt Min Qty: 150 Package Multiple: 50 Lead time: 10 Weeks Date Code: 2217 Americas - 25
  • 150 $3.4230
  • 250 $3.1850
  • 500 $3.1270
$3.1270 / $3.4230 Buy Now
DISTI # LT317AT#PBF
Richardson RFPD VOLTAGE REGULATOR RoHS: Compliant Min Qty: 150 0
  • 150 $3.7900
  • 500 $3.6900
  • 1,000 $3.6000
  • 5,000 $3.4600
$3.4600 / $3.7900 Buy Now

US Tariff Estimator: LT317AT#PBF by Analog Devices Inc

Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.

LT317AT#PBF
Analog Devices Inc
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Part Details for LT317AT#PBF

LT317AT#PBF CAD Models

LT317AT#PBF Part Data Attributes

LT317AT#PBF Analog Devices Inc
Buy Now Datasheet
Compare Parts:
LT317AT#PBF Analog Devices Inc Adjustable Positive Standard Regulator, 1.2V Min, 37V Max, BIPolar, PSFM3
Pbfree Code No
Rohs Code Yes
Part Life Cycle Code Active
Package Description Plastic, To-220, 3 Pin
Pin Count 3
Manufacturer Package Code 05-08-1420
Reach Compliance Code Not Compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Adjustability Adjustable
Input-Output Voltage Differential-Max 40 V
Input-Output Voltage Differential-Min 3 V
JESD-30 Code R-PSFM-T3
JESD-609 Code e3
Moisture Sensitivity Level 1
Number of Functions 1
Number of Outputs 1
Number of Terminals 3
Operating Temperature TJ-Max 125 °C
Operating Temperature TJ-Min
Output Current1-Max 1.5 A
Output Voltage1-Max 37 V
Output Voltage1-Min 1.2 V
Package Body Material Plastic/Epoxy
Package Code SFM
Package Shape Rectangular
Package Style Flange Mount
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Regulator Type Adjustable Positive Single Output Standard Regulator
Surface Mount No
Technology Bipolar
Terminal Finish Matte Tin (Sn)
Terminal Form Through-Hole
Terminal Position Single
Time@Peak Reflow Temperature-Max (s) 30

Alternate Parts for LT317AT#PBF

This table gives cross-reference parts and alternative options found for LT317AT#PBF. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LT317AT#PBF, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
LM317MBTG onsemi $0.3863 Adjustable Positive Standard Regulator, 1.2V Min, 37V Max, BIPolar, PSFM3 LT317AT#PBF vs LM317MBTG
LM317HVT/NOPB Texas Instruments $1.3014 Adjustable Positive Standard Regulator, 1.25V Min, 57V Max, BIPolar, PSFM3 LT317AT#PBF vs LM317HVT/NOPB
LM117HVHRQMLV Texas Instruments $403.4553 Adjustable Positive Standard Regulator, 1.25V Min, 57V Max, BIPolar, MBCY3 LT317AT#PBF vs LM117HVHRQMLV
LM117KRQMLV Texas Instruments $426.9250 Adjustable Positive Standard Regulator, 1.25V Min, 37V Max, BIPolar, MBFM2 LT317AT#PBF vs LM117KRQMLV
LM317HVKSTEEL Texas Instruments Check for Price Adjustable Positive Standard Regulator, 1.25V Min, 57V Max, BIPolar, MBFM2 LT317AT#PBF vs LM317HVKSTEEL
SG117AT-DESC Microchip Technology Inc Check for Price 1.5A Three Terminal Adjustable Voltage Regulator Positive Adjustable +/-1% Tol LT317AT#PBF vs SG117AT-DESC
LM317HVKSTEEL/NOPB Texas Instruments Check for Price Adjustable Positive Standard Regulator, 1.25V Min, 57V Max, BIPolar, MBFM2 LT317AT#PBF vs LM317HVKSTEEL/NOPB
SG117K-JAN Microchip Technology Inc Check for Price 1.5A Three Terminal Adjustable Voltage Regulator Positive Adjustable +/-1% Tol LT317AT#PBF vs SG117K-JAN
SG117AK Microchip Technology Inc Check for Price 1.5A Three Terminal Adjustable Voltage Regulator Positive Adjustable +/-1% Tol LT317AT#PBF vs SG117AK
SG117T-JAN Microchip Technology Inc Check for Price 1.5A Three Terminal Adjustable Voltage Regulator Positive Adjustable +/-1% Tol LT317AT#PBF vs SG117T-JAN
equivalents icon

LT317AT#PBF Related Parts

LT317AT#PBF Frequently Asked Questions (FAQ)

  • The maximum input voltage that the LT317AT can handle is 40V, but it's recommended to keep it below 35V for reliable operation.

  • To ensure stability, use a minimum output capacitance of 10uF, and a minimum ESR (Equivalent Series Resistance) of 0.05 ohms. Also, make sure the input capacitor is at least 10uF with an ESR of 0.1 ohms.

  • The LT317AT requires a minimum load current of 3.5mA to regulate properly. If the load current is less than this, the output voltage may not be regulated accurately.

  • No, the LT317AT is designed to regulate positive voltages only. If you need a negative voltage regulator, you should consider a different part, such as the LT1033 or LT1175.

  • The output voltage of the LT317AT can be adjusted by using a resistor divider network between the output and the adjust pin. The output voltage is determined by the ratio of the resistors and the internal reference voltage of 2.5V.

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