Texas Instruments

LM3103MH/NOPB  

DC Switching Voltage Regulators

The LM3103MH/NOPB is a high-performance, low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. This device is designed to provide a stable and reliable voltage output for a wide range of applications.

Description:

The LM3103MH/NOPB is a low-dropout linear regulator that can operate from input voltages as low as 2.5V and provide an adjustable output voltage from 1.23V to 36V. The device features a very low dropout voltage of 300mV at maximum load, which makes it suitable for use in battery-powered applications where input voltage can be close to the output voltage.

Features:

1. Adjustable output voltage: The output voltage can be set using an external resistor network, allowing for a wide range of output voltages to be achieved.
2. Low dropout voltage: The LM3103MH/NOPB has a very low dropout voltage of 300mV at maximum load, making it ideal for use in low-voltage applications.
3. High input voltage range: The device can operate from input voltages as low as 2.5V, making it suitable for a wide range of applications.
4. Low quiescent current: The LM3103MH/NOPB has a low quiescent current of 70µA, which helps to extend battery life in portable applications.
5. Short-circuit protection: The device features built-in short-circuit protection to protect against output overloads.
6. Thermal shutdown: The LDO includes thermal shutdown protection to prevent damage in the event of an overheating condition.

Applications:

The LM3103MH/NOPB is suitable for a wide range of applications, including:

1. Portable devices: Due to its low quiescent current and low dropout voltage, the LM3103MH/NOPB is well-suited for use in battery-powered devices such as smartphones, tablets, and wearable electronics.
2. Industrial equipment: The LM3103MH/NOPB can be used to provide stable voltage regulation in industrial equipment, such as sensors and control systems.
3. Medical devices: The device's low-noise performance makes it suitable for use in medical devices that require precise voltage regulation.
4. Telecommunications: The LM3103MH/NOPB can be used in telecommunications equipment to provide stable voltage regulation for sensitive components.
5. Automotive electronics: The LDO can be used in automotive applications to provide stable voltage regulation for various electronic systems.

In summary, the LM3103MH/NOPB is a versatile and high-performance low-dropout linear voltage regulator that offers a wide input voltage range, adjustable output voltage, and low quiescent current, making it suitable for a variety of applications in portable devices, industrial equipment, medical devices, telecommunications, and automotive electronics.

LM3103MH/NOPB Documents

Download datasheets and manufacturer documentation for LM3103MH/NOPB

Datasheets :

LM3103      

Design Resources :

LM3103 Design with WEBENCH® Power Designer      

HTML Datasheet :

LM3103      

PCN Design/Specification :

Cu Wire 17/Jun/2016       Design 22/Feb/2022