AZ1117H-ADJTRG1

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

The AZ1117H-ADJTRG1 is a positive adjustable linear regulator from the AZ1117 series, manufactured by Diodes Incorporated. It provides an output voltage range of 1.25V to 12V using two external resistors. The device features a maximum output current of 1A and a typical dropout voltage of 1.15V at full load. It includes a trimmed bandgap reference for accuracy and operates within a junction temperature range of -40°C to 125°C. The component is housed in a SOT-223-3 surface-mount package.

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

• Adjustable output voltage configuration utilizing two external resistors
• Integrated thermal shutdown protection against excessive junction temperatures
• Trimmed current limiting with controlled short-circuit current

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

• PC Motherboard
• LCD Monitor
• Graphic Card
• DVD-video Player
• NIC/Switch

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

Verify that the ordering suffix TRG1 corresponds to the tape and reel packaging format as specified in the manufacturer's documentation. Confirm the part number matches the specific SOT-223 package variant required for the design. Ensure compliance with RoHS standards indicated by the G1 suffix if applicable to the procurement requirements.

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

Select this component when an adjustable output voltage between 1.25V and 12V is required with up to 1A load capacity. Consider the low dropout characteristic for efficiency near the input voltage limit. Evaluate the thermal resistance of the SOT-223 package to ensure adequate heat dissipation under expected operating conditions.

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

This part belongs to the AZ1117 series of low dropout three-terminal regulators. The series offers both fixed and adjustable versions across various industry-standard packages including SOT-89, TO-220-3, TO-252-2, and TO-263-3. The H designation specifically identifies the SOT-223 package type within this product family.

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

Compatible substitutes include other AZ1117 series variants such as AZ1117D-ADJTRE1 or AZ1117R-ADJTRE1, provided the package footprint and pinout are compatible with the existing PCB layout.