LM5008MMX

Voltage Regulators - DC DC Switching Regulators Overview

The LM5008MMX is a high-voltage step-down switching regulator manufactured by Texas Instruments. It operates with an input voltage range of 9.5 V to 95 V and delivers a maximum output current of 350 mA. The device supports adjustable output voltages from 2.5 V to 75 V. It utilizes a constant on-time control architecture with a switch frequency range of 50 kHz to 600 kHz. The quiescent supply current is specified at 485 uA. The component functions within an operating temperature range of -40°C to +125°C and is housed in an 8-pin VSSOP package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Supports wide input voltage ranges up to 95 V for high-voltage applications
• Integrates constant on-time control architecture for stable regulation
• Provides shutdown functionality to minimize power consumption
• Delivers 350 mA output current capability in compact packaging

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial power supply systems
• Automotive electronics subsystems
• Distributed power architectures
• High-voltage point-of-load conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix configuration against official datasheets to ensure compatibility with required thermal and electrical specifications. Confirm that the selected variant matches the intended input voltage requirements and package constraints. Cross-reference ordering information with manufacturer documentation to validate availability status and lifecycle stage before finalizing procurement plans.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Evaluate the input voltage range requirements against the 9.5 V minimum threshold specified for this model. Consider the 350 mA output current limit when sizing the load requirements. Assess the thermal performance needs relative to the VSSOP-8 package limitations. Ensure the constant on-time control method aligns with the system's electromagnetic interference constraints and transient response expectations.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LM5008 family of high-voltage buck regulators designed for robust performance in demanding environments. The MMX designation indicates a tape-and-reel packaging format suitable for automated surface-mount assembly processes. It serves as a key power management solution for applications requiring efficient voltage conversion from higher voltage rails.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM5008MM/NOPB