Texas Instruments

LM5009MM/NOPB  

DC Switching Voltage Regulators

The LM5009MM/NOPB is a high-efficiency, step-down switching regulator from Texas Instruments. This device is designed to provide a stable output voltage from a higher input voltage source. Here's a brief description, features, and applications of the LM5009MM/NOPB:

Description:

The LM5009 is a monolithic step-down switching regulator that uses a constant-frequency, current-mode control scheme. It is available in a thermally enhanced 5mm x 6mm 24-Pin HTSSOP package. The device is suitable for a wide range of applications requiring efficient power conversion.

Features:

1. High Efficiency: The LM5009 offers high efficiency of up to 98%, making it ideal for power-sensitive applications.
2. Wide Input Voltage Range: It can handle input voltages from 4V to 40V, making it suitable for various power supply scenarios.
3. Low Output Voltage: The device can provide an output voltage as low as 0.9V, which is useful for low-voltage applications.
4. High Current Capability: Capable of delivering high output currents, making it suitable for powering demanding loads.
5. Synchronous Rectification: It uses synchronous rectification for improved efficiency, especially at higher input voltages.
6. Thermal Protection: The LM5009 includes thermal shutdown and over-temperature warning features to protect against overheating.
7. Small Form Factor: The compact package size makes it suitable for space-constrained applications.
8. Soft Start: It features a soft-start function to minimize inrush current during startup.
9. Feedback Compensation: The device provides external compensation for optimal performance across different load and input conditions.

Applications:

1. Portable Devices: Due to its high efficiency and low voltage operation, it's ideal for powering portable electronics like smartphones, tablets, and wearable devices.
2. Power Adapters: The LM5009 can be used in power adapters for converting AC line voltage to lower DC voltages for various electronic devices.
3. Power Supplies: It's suitable for designing compact and efficient power supplies for a wide range of industrial and consumer electronics.
4. LED Lighting: The device can be used in LED driver circuits to provide efficient and stable power to LED lights.
5. Automotive Applications: The LM5009 can be used in automotive applications where efficient power conversion and a wide input voltage range are required.
6. Medical Devices: For medical equipment that requires stable and efficient power delivery, the LM5009 can be an excellent choice.

The LM5009MM/NOPB is a versatile and efficient switching regulator that can be used in a variety of applications where high efficiency and a wide input voltage range are crucial.

LM5009MM/NOPB Documents

Download datasheets and manufacturer documentation for LM5009MM/NOPB

PCN Assembly/Origin :

BOM changes 15/Dec/2016      

Datasheets :

LM5009      

Design Resources :

LM5009 Design with WEBENCH® Power Designer      

PCN Obsolescence/ EOL :

Cancel 15/Aug/2019      

HTML Datasheet :

LM5009