Texas Instruments

LM20123MHX/NOPB  

DC Switching Voltage Regulators

The LM20123MHX/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 with low quiescent current and low dropout voltage, making it suitable for a wide range of applications.

Description:

The LM20123MHX/NOPB is a low-dropout linear voltage regulator that can operate from input voltages as low as 2.5V and provide a stable output voltage with a dropout voltage as low as 100mV. The device features a fixed output voltage of 2.3V and is available in a small, thermally enhanced SOT-23 package.

Features:

1. Low dropout voltage: The LM20123MHX/NOPB has a low dropout voltage of 100mV, which ensures stable output voltage even when the input voltage is close to the output voltage.
2. Low quiescent current: The device has a low quiescent current of 4.5µA, which helps to minimize power consumption in battery-powered applications.
3. High PSRR: The LM20123MHX/NOPB has a high power supply rejection ratio (PSRR) of 80dB, which helps to reject noise from the input voltage and maintain a clean output voltage.
4. Thermally enhanced package: The device is available in a small, thermally enhanced SOT-23 package, which helps to dissipate heat and improve reliability in high-temperature applications.
5. Fixed output voltage: The LM20123MHX/NOPB has a fixed output voltage of 2.3V, which simplifies the design of power supply circuits.

Applications:

The LM20123MHX/NOPB is suitable for a wide range of applications that require a stable and reliable voltage output with low power consumption and low dropout voltage. Some common applications include:

1. Portable electronic devices: The low quiescent current and low dropout voltage make the LM20123MHX/NOPB ideal for use in battery-powered devices such as smartphones, tablets, and wearable electronics.
2. IoT devices: The device's low power consumption and small footprint make it suitable for use in Internet of Things (IoT) devices that require a stable power supply with minimal power consumption.
3. Medical devices: The LM20123MHX/NOPB can be used in medical devices that require a stable and reliable voltage supply with low noise and low power consumption.
4. Industrial equipment: The device's high PSRR and low dropout voltage make it suitable for use in industrial equipment that requires a stable power supply with minimal noise and power consumption.
5. Automotive applications: The LM20123MHX/NOPB can be used in automotive applications that require a stable voltage supply with low power consumption and low dropout voltage, such as infotainment systems and sensor circuits.

In summary, the LM20123MHX/NOPB is a high-performance, low-dropout linear voltage regulator that offers low quiescent current, low dropout voltage, and high PSRR in a small, thermally enhanced package. It is suitable for a wide range of applications that require a stable and reliable voltage output with low power consumption and low dropout voltage.

LM20123MHX/NOPB Documents

Download datasheets and manufacturer documentation for LM20123MHX/NOPB

Datasheets :

LM20123      

Design Resources :

LM20123 Design with WEBENCH® Power Designer      

HTML Datasheet :

LM20123