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LM2842XMK-ADJL

Name: LM2842XMK-ADJL
Rating: 4.7 (12 reviews)

Switching Voltage Regulators

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仕様

概要

Description

The LM2842XMK-ADJL is a high-efficiency, low-dropout linear regulator (LDO) designed for applications requiring a stable output voltage with minimal noise. Operating from an input voltage range of 2.5V to 20V, it can provide output currents up to 1A. This device features low quiescent current, making it suitable for battery-powered applications.
Key specifications include a typical dropout voltage of 200mV at 1A and excellent load transient response, ensuring stable operation under varying load conditions. Its built-in protection features include thermal shutdown and current limiting, enhancing reliability. The LM2842XMK-ADJL typically comes in a compact surface-mount package, making it ideal for space-constrained designs.
The LDO is often used in powering RF devices, microcontrollers, and other sensitive electronics where precise voltage regulation and low noise are critical. Overall, the LM2842XMK-ADJL is a versatile choice for designers seeking efficient power management solutions.

Features

The LM2842XMK-ADJL is a high-performance voltage regulator featuring the following key attributes:
1. Output Voltage: Adjustable output voltage range from 1.25V to 37V.
2. Input Voltage Range: Operates with a wide input voltage range of 4.5V to 40V.
3. Output Current: Capable of delivering up to 1A of output current.
4. Efficiency: High efficiency, reducing heat generation and increasing reliability.
5. Protection Features: Includes thermal shutdown and current limiting for enhanced durability and safety.
6. Package Type: Available in a compact surface-mount package (TO-220), facilitating easier integration into designs.
7. Low Dropout Voltage: Low dropout voltage ensures stable performance even with minimal input-output differential.
8. Temperature Range: Operates across a broad temperature range, suitable for various applications.
These features make the LM2842XMK-ADJL ideal for applications requiring stable voltage regulation, such as power supplies, battery chargers, and other electronic circuits.

Package

The LM2842XMK-ADJL is packaged in a TSSOP-20 (Thin Shrink Small Outline Package) format, which is suitable for surface mounting and allows for compact PCB designs.

Pinout

The LM2842XMK-ADJL is a voltage regulator with a pin count of 8. Its primary functions include:
1. VIN (Pin 1): Input voltage supply.
2. GND (Pin 2): Ground reference.
3. VOUT (Pin 3): Output voltage.
4. EN (Pin 4): Enable control for turning the regulator on/off.
5. NC (Pin 5): No connection (not used).
6. COMP (Pin 6): Compensation pin for stability.
7. SS (Pin 7): Soft-start pin to control startup time.
8. FB (Pin 8): Feedback pin for voltage regulation.
This device is designed for efficient step-down conversion, providing adjustable output voltage and current capabilities suitable for various electronic applications.

Manufacturer

The manufacturer of the LM2842XMK-ADJL is Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures analog and embedded processing products. Founded in 1930, TI is known for its innovations in various electronics fields, including automotive, industrial, and consumer electronics. The company is a leader in developing integrated circuits and provides solutions for a wide range of applications, from power management to signal processing. TI is headquartered in Dallas, Texas, and operates on a global scale, serving customers in numerous industries.

Application

The LM2842XMK-ADJL is a step-down (buck) voltage regulator, commonly used in applications such as power management for telecommunications, automotive electronics, portable devices, and industrial equipment. It provides efficient voltage regulation for microcontrollers, sensors, and other low-power applications, ensuring stable operation while minimizing energy consumption and heat generation. Its compact design suits space-constrained environments.

Equivalent

The LM2842XMK-ADJL is a step-down voltage regulator. Equivalent products include the LM2596, LM2675, and TPS54310. These alternatives offer similar features such as adjustable output voltage and current handling capabilities. Always check the specific requirements like input/output voltage range, efficiency, and package type for compatibility.