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Product Detailed Parameters
- Description：IC REG LINEAR POS ADJ 5A TO220
- Series：-
- Mfr：STMicroelectronics
- Package：Tube
- Output Configuration：Positive
- Output Type：Adjustable
- Number of Regulators：1
- Voltage - Input (Max)：30V
- Voltage - Output (Min/Fixed)：1.25V
- Voltage - Output (Max)：28.6V
- Voltage Dropout (Max)：1.4V @ 5A
- Current - Output：5A
- Current - Quiescent (Iq)：10 mA
- Current - Supply (Max)：-
- PSRR：75dB (120Hz)
- Control Features：-
- Protection Features：Over Current, Over Temperature
- Operating Temperature：0°C ~ 125°C
- Mounting Type：Through Hole
- Package / Case：TO-220-3
- Supplier Device Package：TO-220
- Grade：-
- Qualification：-
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Overview
The LD1585CV is a low-dropout linear voltage regulator manufactured by STMicroelectronics. It provides an adjustable positive output voltage ranging from 1.5 V to 25 V with a maximum output current of 5 A. The device guarantees a maximum dropout voltage of 1.4 V at full load current. It features internal current limiting and thermal shutdown protection for robust operation. The component is housed in a TO-220 package, suitable for high-power applications requiring stable voltage regulation.
Feature Summary
- Adjustable output voltage range from 1.5 V to 25 V
- High output current capability up to 5 A
- Low dropout voltage performance guaranteed at maximum load
- Integrated thermal shutdown and current limit protection
Applications
- Standby microprocessor control-unit systems
- Automotive electronic applications
- General-purpose linear power supply designs
Procurement Notes
Verify the complete part number against official STMicroelectronics documentation to ensure correct suffix specifications. Confirm package type and temperature grade requirements match the intended application environment. Cross-reference datasheet revisions to validate electrical characteristics and pin configurations before procurement.
Selection Notes
Select this component when high current delivery and low dropout performance are required in a linear topology. Ensure input voltage exceeds the desired output voltage by at least the specified dropout value. Verify thermal management capabilities align with the expected power dissipation in the target enclosure.
Part Context
This part belongs to the LD1585 series of low-dropout regulators designed for high-current applications. The 'C' suffix typically denotes specific packaging or temperature range variations within the product line. It serves as a solution for stabilizing voltages in systems where noise sensitivity is lower than in switching regulator applications.
Replacement Considerations
Consult official substitution guides for compatible alternatives. Verify pin compatibility and electrical parameters such as dropout voltage and current limits before replacing.
