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Texas Instruments Adjustable Positive Voltage Regulator 1.2-37 V 1.5 A TO-263 3-Pin LM317KTTR
Specifications
| Country of Origin | India |
|---|---|
| Voltage | Regulators Texas Instruments, Voltage Regulator 40V TO-263 3-Pin RS Stock No |
| Brand | Texas Instruments |
| Height | 4.44mm |
| Length | 10.18mm |
| Model | LM317KTTR |
| Width | 8.41mm |
| Mount Type | Surface |
| Series | LM317 |
| Output Current | 1.5 A (LM317), 0.5 A (LM317M), 0.1 A (LM317L) |
| Maximum Operating Temperature | 125°C |
| Package Type | TO-263 |
| Polarity | Positive |
| Maximum Input Voltage | 40V |
| Output Voltage Range | 1.2 V to 37 V |
| Minimum Input Voltage | 4.2V |
| Pin Count | 3 |
| Typical line regulation | 0.01% |
Key Features
- Adjustable output voltage range with external resistors from 1.25 V up to 37 V.
- Output current capacity of 1.5 A for robust power applications.
- Surface mount TO-263 package with 3 pins for efficient PCB mounting.
- Maximum operating temperature up to 125°C ensures reliability under thermal stress.
- Incorporates current limiting, thermal overload protection, and safe operating area protection.
- Typical line regulation is 0.01%, ensuring stable voltage under varying line conditions.
- Typical load regulation of 0.1% maintains consistent voltage under varying load.
- Compatible for use in industrial and electronic power management circuits.
Product Description
Texas Instruments LM317KTTR is an adjustable, three-terminal positive voltage regulator designed to provide stable output voltage control within a wide range of 1.2 V to 37 V with current capability up to 1.5 A. Housed in a compact TO-263 surface mount package with three pins, it is well suited for power management applications in electronics.
The device features robust internal current limiting and thermal overload protection circuits, which safeguard the regulator and the attached load from thermal damage and excessive current conditions, ensuring long operational life. Additionally, the safe operating area protection enhances its reliability in industrial and consumer electronic environments.
Engineered for high accuracy, the LM317KTTR delivers typical line regulation of 0.01% and load regulation of 0.1%, resulting in minimal voltage variations with input power fluctuations or changes in load current. Its package dimensions of 10.18 mm length, 8.41 mm width, and 4.44 mm height enable easy integration in compact electronic assemblies.
Operating temperature extends to a maximum of 125°C, supporting applications under elevated thermal conditions. As a surface mount device, the LM317KTTR facilitates automated PCB assembly and space-efficient designs.
This voltage regulator is ideal for use in industrial power supplies, laboratory equipment, communication devices, and other electronic systems requiring reliable and adjustable voltage regulation with high current capacity.
Adjustable output voltage from 1.2 V to 37 V via external resistors. Output current capability up to 1.5 A with protective features. Thermal overload and current limiting protections integrated. Compact TO-263 surface mount packaging for efficient mounting.
High line and load regulation for stable voltage output. Maximum operating temperature rating of 125°C ensures durability. Low dropout voltage design suitable for various power applications. Widely applicable in industrial, laboratory, and consumer electronics.
Compliance with quality and manufacturing standards by Texas Instruments. Explore more Texas Instruments Voltage Regulators on EnvMart to find compatible models for your power regulation needs.
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Frequently Asked Questions
The output voltage range of this model is adjustable from 1.2 V to 37 V using external resistors.
It has an output current capacity of 1.5 A, suitable for robust power applications.
The maximum operating temperature is rated at 125°C, ensuring reliability under thermal stress.
The package dimensions are 10.18 mm in length, 8.41 mm in width, and 4.44 mm in height.
This model is designed for surface mounting, which facilitates efficient PCB assembly.
It incorporates current limiting, thermal overload protection, and safe operating area protection to safeguard against thermal damage and excessive current conditions.
The typical line regulation is 0.01%, which helps maintain stable voltage under varying line conditions.
The minimum input voltage required is 4.2 V for proper operation.
The maximum input voltage is 40 V, allowing for a wide range of input sources.
This voltage regulator is suitable for industrial power supplies, laboratory equipment, communication devices, and other electronic systems requiring adjustable voltage regulation.
It has a total of 3 pins, which are standard for its TO-263 package configuration.
This model belongs to the LM317 series of voltage regulators by Texas Instruments.
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