Texas Instruments

LM3402HVMRX/NOPB  

External/Internal LED Drivers

The LM3402HVMRX/NOPB is a high-efficiency, step-down switching regulator from Texas Instruments. It is designed to provide a stable output voltage from a higher input voltage source. Here is a brief description of the model, its features, and applications:

Description:

The LM3402HVMRX/NOPB is a synchronous step-down converter that can operate with input voltages from 4.75V to 28V. It is available in a compact 10-pin WSON package, making it suitable for space-constrained applications.

Features:

1. Wide input voltage range: The LM3402HVMRX/NOPB can accept input voltages from 4.75V to 28V, making it suitable for a variety of power supply sources.
2. High efficiency: The regulator is designed for high efficiency, with a typical efficiency of up to 93%.
3. Small package size: The 10-pin WSON package is compact, making it suitable for space-constrained applications.
4. Low quiescent current: The quiescent current is typically around 35µA, which helps to minimize power consumption during light load conditions.
5. Adjustable output voltage: The output voltage can be set using an external resistor divider, allowing for customization to specific application requirements.
6. Protection features: The LM3402HVMRX/NOPB includes over-current protection, over-temperature protection, and output short-circuit protection to ensure safe operation.

Applications:

1. Portable devices: Due to its high efficiency and low quiescent current, the LM3402HVMRX/NOPB is well-suited for use in portable devices such as smartphones, tablets, and wearable electronics.
2. Power supplies: The regulator can be used in battery-powered applications, where it can efficiently step down the battery voltage to the required level for the device.
3. Industrial equipment: The LM3402HVMRX/NOPB can be used in industrial equipment that requires a stable and regulated power supply.
4. LED lighting: The regulator can be used to provide a stable current to LED lighting systems, improving efficiency and extending the lifespan of the LEDs.
5. Medical devices: The compact size and high efficiency of the LM3402HVMRX/NOPB make it suitable for use in battery-powered medical devices, such as portable monitoring equipment and wearable medical sensors.

In summary, the LM3402HVMRX/NOPB is a high-efficiency, step-down switching regulator from Texas Instruments that offers a wide input voltage range, adjustable output voltage, and various protection features. It is suitable for a range of applications, including portable devices, power supplies, industrial equipment, LED lighting, and medical devices.

LM3402HVMRX/NOPB Documents

Download datasheets and manufacturer documentation for LM3402HVMRX/NOPB

Datasheets :

LM3402/02HV      

Reference Design Library :

LM3402 #4: 1 LED @ 200 mA, 6 ~ 40V In      

Design Resources :

Lighting Product Selector       LM3402HV Design with WEBENCH® Power Designer      

HTML Datasheet :

LM3402/02HV      

PCN Design/Specification :

Cu Wire 21/Mar/2017