LM5007SDX/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM5007SDX/NOPB is a high-voltage step-down switching regulator manufactured by Texas Instruments, designed for robust power management in demanding environments. Operating with an input voltage range of 9 V to 75 V, it delivers a maximum output current of 500 mA. The device supports adjustable output voltages from 2.5 V to 73 V and features a programmable switching frequency ranging from 50 kHz to 800 kHz. It utilizes a constant on-time control architecture and is housed in an 8-pin WSON package, ensuring efficient performance across a wide temperature range.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Constant on-time control architecture for simplified external component selection and stable operation
• Wide input voltage capability supporting direct connection to 48 V or 120 V buses
• Integrated high-side N-channel MOSFET driver for efficient power conversion
• Programmable switching frequency allows optimization for size and efficiency trade-offs

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial motor drives and controllers
• Distributed power supply systems
• Point-of-load regulation for industrial equipment
• Automotive electronics and lighting applications

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'SDX' confirms the tape-and-reel packaging format required for automated assembly processes. Ensure compatibility with the WSON-8 footprint during PCB layout review. Confirm that the NOPB designation indicates lead-free and RoHS compliance status as per current environmental regulations before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a wide input voltage range exceeding standard 40 V limits is required. The constant on-time topology simplifies compensation compared to fixed-frequency PWM controllers. Consider the thermal dissipation capabilities of the WSON-8 package relative to the expected load current and ambient temperature conditions to ensure reliable long-term operation.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM5007 family of high-voltage buck converters. It shares functional similarities with other Texas Instruments regulators like the LM5008 but differs in specific current ratings and input voltage thresholds. The SDX variant specifically denotes the reel packaging configuration, distinguishing it from tube-packaged counterparts within the same product line.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM5007MM/NOPB offers identical electrical specifications but uses a VSSOP-8 package instead of WSON-8, requiring PCB footprint modification.