LM2593HVS-3.3

Voltage Regulators - DC DC Switching Regulators Overview

The LM2593HVS-3.3/NOPB is a SIMPLE SWITCHER power converter featuring an integrated 2A switch, operating at a fixed 150 kHz switching frequency. It provides a fixed 3.3V output from an input voltage range of 4.5V to 60V. The device utilizes pulse-width modulation control and includes thermal shutdown and current limit protection. It is housed in a TO-263-8 (D2PAK) surface-mount package with an operating junction temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated high-voltage 2A power switch for simplified design
• Fixed 150 kHz switching frequency reduces external component size
• Internal compensation simplifies circuit layout
• Thermal shutdown and current limiting protect against overload

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for industrial equipment
• High-efficiency pre-regulators for downstream linear regulators
• Battery-powered systems requiring wide input voltage ranges

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'NOPB' indicates lead-free and RoHS compliance status. Confirm the package designation matches TO-263-8 requirements. Ensure the fixed 3.3V output variant aligns with system voltage needs. Check datasheet for minimum load requirements if applicable.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this part when a fixed 3.3V output is required with up to 2A load capability. The 60V maximum input rating suits applications with higher supply voltages. Consider the TO-263 package for thermal management needs compared to smaller packages.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LM2593HV series of step-down switching regulators. It shares the core architecture with other members like the LM2592HV but offers higher current capacity. The series is designed for straightforward implementation of non-isolated DC-DC converters.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct replacements include LM2593HVS-3.3/NOPB variants from authorized distributors. Verify pinout compatibility and thermal characteristics when substituting.