ET5H233

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The ET5H233 is a linear voltage regulator IC providing a fixed positive output. It supports an input voltage range up to 40V and delivers a maximum output current of 300mA. The device features over-current and over-temperature protection mechanisms. Key electrical specifications include a maximum dropout voltage of 1.3V at full load and a power supply rejection ratio (PSRR) of 60dB at 1kHz frequency.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• High input voltage capability suitable for wide-range power supplies
• Integrated over-current and over-temperature protection for system safety
• Fixed positive output voltage regulation

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Portable battery-powered electronic devices
• General-purpose linear power regulation circuits
• Systems requiring high input voltage tolerance

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific datasheet version and package type, typically SOT-23-5, against project requirements. Confirm that the fixed output voltage matches the design target, as variations exist within the series. Ensure thermal management strategies account for the specified dropout voltage under expected load conditions to maintain regulatory performance.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a fixed output voltage with high input voltage tolerance is required. Consider the 300mA current limit and 40V maximum input rating during circuit design. Evaluate thermal dissipation needs based on the difference between input and output voltages at the operating current to ensure reliability within the specified temperature range.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

ETEK Microelectronics specializes in high-performance analog integrated circuits, including power management solutions. The ET5H233 belongs to their lineup of linear regulators designed for applications demanding reliable voltage conversion. The company focuses on developing components for mobile and portable electronics markets.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Cross-reference with other fixed-output LDOs offering similar 300mA current and 40V input ratings. Verify pinout compatibility if replacing in existing layouts. Check for equivalent PSRR and dropout characteristics to ensure no degradation in power supply noise performance.