Description
The LM317D2TG is a standard voltage regulator from ON Semiconductor, offering adjustable output voltage between 1.2V and 37V with an output current of up to 0.4A. It features internal thermal overload protection, short-circuit current limiting, and safe-area compensation for reliable operation. The device also provides floating operation for high-voltage applications and eliminates the need for stocking multiple fixed voltage regulators.
The LM317D2TG is commonly used in various applications such as power supplies, battery chargers, adjustable current limiters, and precision instruments. It is also suitable for use in audio amplifiers, LED drivers, and automotive, industrial, and telecommunications systems. With its high level of flexibility and reliability, the LM317D2TG is an excellent choice for a wide range of applications where voltage regulation is required.
Features
The LM317D2TG features include:
- Output current in excess of 1.5 A
- Adjustable output voltage between 1.2 V and 37 V
- Internal thermal overload protection
- Short circuit current limiting with temperature constancy
- Safe-area compensation for the output transistor
- Floating operation for high-voltage applications
- Eliminates stocking multiple fixed voltages for standard applications
Additionally, it has internal short-circuit current limiting, which makes it suitable for various applications such as voltage regulation in power supplies and automotive systems.
Package
The package type of LM317D2TG is TO-263-3, D2PAK (2 Leads + Tab), TO-263AB.
Pinout
The LM317D2TG has a 3-pin package (2 leads + tab). The pins are:
- Pin 1: Input voltage (VIN)
- Pin 2: Output voltage (VOUT) and adjust pin
- Tab: Ground (GND)
This device is an adjustable voltage regulator, allowing you to set the output voltage between 1.2V and 37V. The adjust pin (Pin 2) sets the output voltage, while the input voltage (Pin 1) provides power for the regulator.
Manufacturer
The manufacturer of the LM317D2TG is ON Semiconductor (formerly known as On-Semiconductor Corporation or NXP Semiconductors). ON Semiconductor is a leading global supplier of power semiconductor-based solutions and provides a wide range of semiconductors for various applications, including automotive, industrial, and consumer products.
Applications
The LM317D2TG is commonly used in various applications such as voltage regulation in power supplies, battery chargers, adjustable current limiters, and voltage references in precision instruments. It's also used in audio amplifiers, LED drivers, and in automotive, industrial, and telecommunications systems.
Equivalent
The equivalent products of LM317D2TG are:
- National Semiconductor LM317
- Texas Instruments TLV703
- Analog Devices ADJ101
- STMicroelectronics LDO-1A
- Micrel MIC5214
These ICs offer similar adjustable voltage regulator functionality as the LM317D2TG.
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