L7805ACD2T-TR

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

The L7805ACD2T-TR is a positive linear voltage regulator from the STMicroelectronics L78xx series, housed in a surface-mount D2PAK (TO-263) package. It provides a fixed 5V output with a maximum current capacity of 1.5A. The device supports input voltages up to 35V and operates within a junction temperature range of 0°C to 125°C. Key electrical characteristics include a typical quiescent current of 4.3mA, line regulation of 50mV, and load regulation of 100mV.

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

• Provides local on-card regulation to eliminate single-point distribution issues
• Includes internal thermal overload protection and short-circuit limiting
• Features output safe operating area (SOA) protection

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

• General-purpose power supply regulation
• Local on-board voltage regulation for digital circuits
• Pre-regulator stages for switching regulators

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

Verify the specific suffix 'CD2T' against official datasheets to confirm the D2PAK package and tape-and-reel packaging configuration. Ensure the AC grade designation matches the required line and load regulation tolerances for the target application. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and traceability.

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

Select this component when a robust, high-current (1.5A) positive linear regulator is required in a surface-mount form factor. The D2PAK package offers superior thermal dissipation compared to smaller SOT packages. Consider the 35V maximum input rating and the need for external input/output capacitors for stability during transient conditions.

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

This component belongs to the widely used L78xx family of three-terminal positive linear regulators. The L7805 variant specifically delivers a fixed 5V output. The 'AC' suffix typically denotes commercial grade performance specifications, while 'D2T' indicates the D2PAK surface-mount package and reel packaging format.

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

L7805CD2T-TR: Same manufacturer, standard AC grade without explicit 'C' in the middle position, functionally equivalent.

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

What is the maximum output current capability?

The L7805ACD2T-TR can deliver a maximum output current of 1.5A.

Does the device include protection features?

Yes, it includes internal thermal overload protection, short-circuit current limiting, and output safe operating area protection.