EZ1582CMTRT

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

The EZ1582CMTRT is a dual-input low dropout positive voltage regulator from the EZ158X family, manufactured by Semtech. It operates in a TO-263 package with five pins and supports an adjustable output voltage up to 2.8V. The device features a maximum differential input-output voltage of 12V and a minimum of 2.5V. It exhibits a typical line regulation of 0.08% and load regulation of 0.08%. The component provides fast transient response and remote sense operation to compensate for resistive losses.

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

• Dual supply configuration enabling very low dropout voltage performance
• Remote sense operation capability to compensate for trace and connector resistive losses
• Fast transient response characteristics for stable power delivery
• High initial accuracy with excellent regulation over line, load, and temperature variations

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

• Microprocessor supplies
• Split plane microprocessor supplies
• Advanced graphics cards
• Sound cards
• Low voltage logic supplies

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

Verify the specific suffix 'TRT' against official Semtech documentation to confirm tape-and-reel packaging details. Ensure the part number matches the exact EZ1582 variant required for your dual-input application. Cross-reference the pinout and thermal specifications with the manufacturer datasheet before integration. Confirm RoHS compliance status as indicated in the product specifications.

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

Select this component when designing systems requiring dual-input LDO regulation with minimal heat dissipation. It is suitable for applications where standard LDOs generate excessive thermal load. Consider the remote sense feature if long PCB traces or connectors introduce significant voltage drops. Verify that the input voltage range aligns with the available 5V and 3.3V supplies on the motherboard.

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

The EZ1582CMTRT belongs to the EZ158X family of high-performance positive voltage regulators designed for demanding power management tasks. This family includes variants supporting currents up to 7A, 5A, 3A, and 1.5A. The EZ1582 specifically targets applications needing efficient conversion from higher voltages to lower levels like 2.8V, offering superior dropout characteristics compared to regular linear regulators.

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

Compatible substitutes within the same family include EZ1580CM, EZ1581CM, and EZ1583CM. These parts share similar dual-input LDO architectures but differ in current ratings and fixed output voltages. Ensure the replacement part meets the specific current and voltage requirements of the target circuit.