L7805ABD2T

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

The L7805ABD2T is a three-terminal positive linear voltage regulator from the STMicroelectronics L78xx series, housed in a D²PAK surface-mount package. It provides a fixed 5 V output with 2% tolerance and supports up to 1.5 A output current. The device features internal thermal overload protection, short-circuit protection, and safe area protection. It operates within an extended temperature range and includes input voltages up to 35 V.

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

• Fixed 5 V output with 2% precision
• Integrated thermal and short-circuit protection
• Surface-mount D²PAK packaging

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

• Local on-card regulation
• General-purpose power supplies
• Battery chargers

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

Verify the specific suffix 'BD2T' corresponds to the D²PAK-3 surface-mount package variant rather than through-hole options. Confirm the 'A' designation indicates the 2% tolerance and extended temperature grade. Ensure the component matches the original manufacturer's datasheet specifications for pinout and thermal characteristics before integration.

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

Select this model when a compact surface-mount solution is required for 5 V regulation. The D²PAK package offers better thermal performance than smaller SOT packages while maintaining a small footprint. The 2% tolerance makes it suitable for applications requiring tighter voltage accuracy than standard versions.

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

This component belongs to the widely used L78xx family of three-terminal positive regulators. These devices are designed to replace discrete transistor solutions, offering local regulation to eliminate distribution problems associated with single-point regulation. The family is known for its robustness and simplicity in basic power supply designs.

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

Compatible substitutes include other manufacturers' 5 V linear regulators in D²PAK-3 packages, such as the LM340T-5.0 or MC7805CD2T. Verify that replacement parts match the 1.5 A current capability and thermal resistance requirements.