AZ1085S-1.8TRE1

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

The AZ1085S-1.8TRE1 is a fixed positive low dropout linear regulator manufactured by Diodes Incorporated, delivering a nominal output voltage of 1.8V with a maximum load current of 3A. It operates within an input voltage range up to 12V and features a typical dropout voltage of 1.3V at full load. The device incorporates internal thermal shutdown and current limiting protection mechanisms. It is housed in a TO-263-3 (D2PAK) surface-mount package and supports an operating junction temperature range from 0°C to 125°C.

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

• Integrated bandgap reference for stable regulation
• Built-in current limiting and thermal shutdown protection
• Low dropout performance under high load conditions

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

• Post-regulation for switching power supplies
• Battery charger circuits
• Microprocessor power supply rails
• Telecom equipment power distribution

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

Verify the specific ordering suffix TRE1 corresponds to tape and reel packaging when sourcing components. Confirm RoHS compliance status through official manufacturer documentation or authorized distributors prior to procurement. Ensure the component matches the required TO-263-3 footprint for PCB layout compatibility.

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

Select this component for applications requiring a fixed 1.8V rail with high current capability. Evaluate thermal resistance requirements based on the expected ambient temperature and power dissipation. Consider the TO-263-3 package size relative to available board space and heat sinking capabilities during the design phase.

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

This part belongs to the AZ1085 series of 3A low dropout regulators produced by BCD Semiconductor Manufacturing Limited, now marketed under Diodes Incorporated. The series includes various fixed voltage options and adjustable versions across multiple standard packages including TO-220-3, TO-252-2, and TO-263 variants.

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

AZ1085S-1.8E1

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

What is the maximum input voltage for the AZ1085S-1.8TRE1?

The absolute maximum input voltage rating is 12V.

Does the AZ1085S-1.8TRE1 include short-circuit protection?

Yes, the device features internal current limiting and thermal shutdown protection circuits.