LM317KTTR

Hình ảnh chỉ để tham khảo

LM317KTTR

+BOM

IC REG LIN POS ADJ 1.5A DDPAK

365 Đảm bảo chất lượng ngày

7*24 giờ dịch vụ quarantee

90-Bảo hành sau bán hàng ngày

Bảo hành sản phẩm chính xác

Thông số kỹ thuật

thuộc tính Giá trị
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
Output Configuration Positive
Output Type Adjustable
Number of Regulators 1
Voltage - Input (Max) 40V
Voltage - Output (Min/Fixed) 1.25V
Voltage - Output (Max) 37V
Current - Output 1.5A
PSRR 80dB ~ 65dB (120Hz)
Protection Features Over Current, Over Temperature, Short Circuit
Operating Temperature 0°C ~ 125°C
Mounting Type Surface Mount

Tổng quan

Description

The LM317KTTR is a versatile, adjustable linear voltage regulator used in electronic circuits to provide a stable output voltage. It is part of the LM317 series and is designed to supply a constant output voltage ranging from 1.25 V to 37 V, with a maximum current output of 1.5 A. The "KTTR" suffix usually indicates a specific package type and reel packaging, suitable for surface-mount applications, enhancing its utility in compact electronic designs.
This component is widely used due to its ease of use, requiring only two external resistors to set the output voltage. It also features built-in current limiting, thermal overload protection, and safe area compensation, ensuring reliable performance in a variety of applications. These features make the LM317KTTR ideal for use in adjustable power supplies, battery chargers, and other applications requiring a reliable voltage source.
Overall, the LM317KTTR offers a cost-effective and flexible solution for voltage regulation in both consumer and industrial electronic devices.

Equivalent

The LM317KTTR is a voltage regulator with an adjustable output. Equivalent products include:
1. LM317T: Standard alternative with similar specifications.
2. L78Sxx Series: Offers similar functionality with fixed voltages.
3. NTE956: Another adjustable voltage regulator.
4. LT1086: Offers better performance in some parameters.
5. MIC29150: Another high-performance alternative.
6. UA7805: A fixed version for specific applications.
Always verify pin compatibility and electrical characteristics before substitution.

Features

The LM317KTTR is a versatile adjustable voltage regulator. It features an output voltage range of 1.25V to 37V, with a maximum output current of 1.5A. This device stands out due to its ability to maintain stable output voltage over a wide range of input voltage variations, making it suitable for various applications.
Key features include:
- Output voltage adjustable from 1.25V to 37V
- Maximum output current of 1.5A
- Line regulation of 0.01%/V
- Load regulation of 0.1%
- Thermal overload protection
- Short-circuit protection
- Safe area compensation
The LM317KTTR also includes internal current limiting and thermal shutdown for enhanced reliability and protection. Its robust design is suitable for a range of applications, including power management, battery chargers, and adjustable power supplies. The device is available in a TO-220 package, ensuring easy integration into various electronic circuits.

Pinout

The LM317KTTR is a voltage regulator integrated circuit designed to provide adjustable output voltage. It typically comes in a TO-220 package with three pins. Here’s a concise overview of its pin functions:
1. Input (Vin): This pin receives the unregulated input voltage. It draws power from the supply to be regulated down to a desired level.
2. Output (Vout): This pin provides the regulated output voltage. The voltage at this pin is adjustable based on the resistor network connected to the adjustment pin.
3. Adjustment (Adj): This pin is used to set the output voltage. By connecting resistors to this pin, you can adjust the output voltage to a desired level. The voltage can usually be set anywhere between 1.25V and 37V, depending on the input voltage and the resistor values.
The LM317KTTR is commonly used for applications requiring a stable and adjustable voltage output, making it particularly useful in power supply and battery charger designs.

Manufacturer

The LM317KTTR is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is well known for its development, production, and commercialization of electronic components and systems, which are used in applications across a wide array of industries, including consumer electronics, automotive, industrial equipment, and telecommunications. TI is recognized for its innovations in analog chips, digital signal processors, and embedded processor technologies.

Application

The LM317KTTR is a versatile voltage regulator used in various applications requiring adjustable output voltage. Key application areas include:
1. Power Supplies: Used in power supply circuits to provide a stable and adjustable output voltage.
2. Battery Chargers: Implements safe and efficient charging for various battery types by adjusting the output voltage to match battery requirements.
3. LED Drivers: Adjusts voltage for driving LED arrays with consistent brightness.
4. Embedded Systems: Provides regulated power for microcontrollers and other components.
5. Test Equipment: Used in the design of test and measurement devices requiring variable power outputs.
Its adjustable nature and reliability make it suitable for numerous electronic and industrial applications.

Package

The LM317KTTR is a voltage regulator packaged in a TO-263 (D2PAK) surface-mount configuration. This package provides efficient thermal performance suitable for high-power applications while maintaining a compact design, making it ideal for applications where space is limited.

Sản phẩm liên quan đến LM317KTTR