Integrated Circuits (ICs) > Power Management ICs > Voltage Regulators - Linear

LM317KTTR - Texas Instruments

IC REG LIN POS ADJ 1.5A DDPAK

Datasheet at TI.com

Technical Details

Case/Package	TO-263
Height	4.44mm
Length	10.18mm
Max Input Voltage	40V
Min Input Voltage	4.2V
Max Operating Temperature	125°C
Min Operating Temperature	0°C
Max Output Current	1.5A
Max Output Voltage	37V
Min Output Voltage	1.25V
Mount	Surface Mount
Number of Outputs	1
Number of Pins	3
Number of Regulators	1
Output Current	1.5A
Output Type	Adjustable
Output Voltage	37V
Package Quantity	1
Packaging	Tape and Reel
Polarity	Positive
Power Supply Rejection Ratio (PSRR)	64dB
Reach SVHC Compliant	No
Reference Voltage	1.3V
RoHS Compliant	Yes
Series	LM317
Thickness	4.44mm
Weight	0.050897oz
Width	8.41mm

Compliance

RoHS : Compliant

Images

Texas Instruments LM317KTTR | Mouser

Mouser

Datasheets

Texas Instruments

Official datasheet

Official datasheet

Official datasheet

Official datasheet

Arrow Electronics

LM317KTTR datasheet (pdf)

Element14

LM317KTTR datasheet (pdf)

LM317KTTR datasheet (pdf)

Conrad

LM317KTTR datasheet (pdf)

Lifecycle Status Indicator

Volume Production

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Alternatives (Possible Substitutes)

Manufacturer	Manufacturer Part No.	Lifecycle Status Indicator	Confidence
Texas Instruments	LM317SX/NOPB	Volume Production
TI National Semiconductor	LM317S/NOPB	Volume Production
Texas Instruments	LM317KTTRG3	Volume Production
TI National Semiconductor	LM317S	Obsolete
ON Semiconductor	LM317D2TR4G	Volume Production
ON Semiconductor	LM317BD2TG	Volume Production
ON Semiconductor	LM317D2TG	Volume Production
STMicroelectronics	LM317D2T-TR	Volume Production
STMicroelectronics	LM317D2T	End of Life
ON Semiconductor	LM317BD2TR4G	Volume Production

See more alternatives See less alternatives

Related Parts

See more related parts See less related parts

Authorized Distributors

Distributor

SKU

History

Stock

USD

1

10

50

100

1000

10000

Buy

Mouser

US: 4,878

$

0.78

0.556

0.50

0.439

0.356

0.333

Texas Instruments

US: 109,094

$

0.726

0.726

0.726

0.493

0.253

0.253

Arrow Electronics

US: 0

$

0.3153

0.3036

Digikey

US: 13,898

$

0.78

0.556

0.4996

0.4381

0.3764

0.3518

Digikey

US: 14,057

$

0.78

0.556

0.4996

0.4381

0.4087

0.4087

Digikey

US: 14,000

$

0.3764

0.3518

Associate Distributors

Distributor

SKU

Stock

USD

1

10

50

100

1000

10000

Buy

Weyland Electronics Group Pte. Ltd.

SG: 1,004

$

0.398

0.398

0.398

0.398

0.398

0.398

Win Source

CN: 2,485

$

0.325

0.325

Worldway Electronics

HK: 13,784

$

0.2849

0.2849

0.2762

0.2616

0.2616

Heisener Electronics

CN: 3,587

$

0.852

0.852

0.852

0.852

0.852

0.852

LZChips

LM317KTTR-5478453-126

CN: 15,381

$

1.122

1.013

1.013

0.962

0.914

0.868

FlyWing Technology

HK: 9,638

$

0.3156

0.2978

0.2978

0.2809

0.25

0.25

Esaler Electronic

HK: 1

$

0.78

0.773

0.773

0.766

0.759

0.752

Lucentia Tech

US: 23,716

$

23,716.44

22,530.62

22,530.62

21,344.80

1.08

1.08

Easev

HK: 8,719

$

0.1714

0.1714

0.1714

0.1629

0.1491

0.1234

Ampacity Systems

MY: 26,860

$

0.309

0.309

0.309

0.309

0.309

0.309

RX Electronics Limited

CN: 19,030

$

0.547

0.547

0.429

0.347

0.347

Fmall Co. Limited

HK: 11,630

$

0.3718

0.3718

0.3718

0.3478

0.3278

0.2999

Corohmni

US: 67

$

3.192

3.192

3.192

3.192

3.192

3.192

LCSC

CN: 392

$

0.7405

0.6008

0.5309

0.4626

0.3726

0.3726

Bettlink

HK: 141,944

$

0.3198

0.2907

0.2907

0.2667

0.2308

0.2308

Suntronic

CN: 50,396

$

0.516

0.516

0.404

0.327

0.327

Tactical IC USA

US: 45,455

$

0.22

ZTZ Technology Limited

CN: 37,373

$

0.36

0.331

0.331

0.302

0.245

0.245

SHENGYU ELECTRONICS

CN: 28,079

$

0.9576

0.9384

0.9384

0.9097

0.881

0.8427

YIC International

HK: 9,000

$

0.651

0.651

0.651

0.651

0.651

0.651

Lixinc

CN: 6,672

$

0.80

0.80

0.80

0.80

0.496

0.496

Chipsmall Limited

CN: 2,500

$

0.8109

0.5406

0.5406

0.3244

0.2703

0.2703

Elcom Components

US: 92

$

0.25

0.25

0.25

0.25

0.25

0.25

Robosynatics

US: 30

$

77.311

77.311

77.311

77.311

77.311

Semicontronic

US: 2

$

3.192

3.192

3.192

3.192

3.192

3.192

TME

14: 1,000

$

0.76

0.494

0.428

0.404

0.354

0.354

NAC Semi

US: 5,635

$

0.8834

0.8245

Origin Data Global Limited

CN: 4,548

$

0.304

0.292

Quest

US: 73

$

0.875

0.70

0.4375

0.4375

0.4375

0.4375

Classic Components

US: 35

$

Decca Corp

PL: 500

$

ComSIT Distribution GmbH

DE: 340

$

Lingto Electronic Ltd.

CN: 24,150

$

0.88

0.836

0.836

0.792

0.7832

0.7744

Abacus Technologies

US: 30

$

Sourceability

US: 3,302

$

Chip One Stop

JP: 18

$

0.824

0.625

0.625

0.625

0.625

0.625

Newark

US: 0

$

1.48

1.48

1.48

1.48

1.48

1.48

Newark

US: 0

$

1.26

1.21

AAA CHIPS

HK: 9,692

$

0.3314

0.3126

0.3126

0.295

0.2625

0.2625

Farnell

GB: 0

$

1.0574

0.8587

0.7145

0.5688

0.558

0.558

Farnell

GB: 0

$

0.5688

0.558

0.558

Farnell

GB: 0

$

0.5593

0.4899

Element14

SG: 0

$

0.9941

0.6336

0.5995

0.5646

0.5289

0.5289

Element14

SG: 0

$

0.5646

0.5289

0.5289

Element14

SG: 0

$

0.519

0.4538

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