AZ1117EH-2.5TRG1

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

The AZ1117EH-2.5TRG1 is a discontinued low-dropout three-terminal linear regulator from Diodes Incorporated, providing a fixed 2.5V output with a maximum current of 1.0A. It features a typical dropout voltage of 1.1V at full load and maintains output accuracy within ±1%. The device includes integrated current limiting and thermal shutdown protection. It operates within a junction temperature range of -40°C to +125°C and utilizes the SOT-223 surface-mount package.

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

• Provides fixed 2.5V output with ±1% accuracy
• Includes on-chip current limit and thermal shutdown
• Compatible with low ESR MLCC capacitors
• Optimized for low voltage transient response

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

• TVs and LCD Monitors
• PC Peripherals such as Notebooks and Motherboards
• Set-Top Boxes (STB)

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

This specific part number is officially marked as obsolete and discontinued by the manufacturer. Procurement should focus on verifying availability through authorized distributors or secondary markets. Buyers must confirm the component's physical condition and authenticity due to its end-of-life status. Alternative sourcing strategies are required as standard supply channels no longer support this item.

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

Designers should consider that the AZ1117E series has been superseded by newer generations. While the electrical characteristics remain relevant for legacy designs, the discontinuation status necessitates evaluating long-term supply chain risks. Engineers may need to assess pin-compatible alternatives or redesign circuits to accommodate currently available regulators from the same manufacturer.

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

The AZ1117E series represents a line of low-dropout regulators designed for applications requiring stable power delivery under varying load conditions. This specific variant delivers a precise 2.5V rail, suitable for digital logic or analog reference needs in consumer electronics. Its robust protection features ensure reliability in environments prone to thermal stress or overcurrent events.

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

The datasheet explicitly states: PART OBSOLETE - USE AZ1117C. Designers should transition to the AZ1117C series for new implementations. Verify that the replacement part meets all original electrical and thermal requirements before integration.

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

Is the AZ1117EH-2.5TRG1 still in production?

No, the component is officially listed as obsolete and discontinued by Diodes Incorporated.

What is the recommended replacement for this part?

The datasheet directs users to use the AZ1117C series as the replacement.