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Product Detailed Parameters
- Description：IC REG LINEAR 3.3V 1.5A 8-WSON
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR)
- Output Configuration：Positive
- Output Type：Fixed
- Number of Regulators：1
- Voltage - Input (Max)：27V
- Voltage - Output (Min/Fixed)：3.3V
- Voltage - Output (Max)：-
- Voltage Dropout (Max)：1.5V @ 1.5A
- Current - Output：1.5A
- Current - Quiescent (Iq)：5 mA
- Current - Supply (Max)：10 mA
- PSRR：72dB (120Hz)
- Control Features：-
- Protection Features：Over Current, Over Temperature, Short Circuit
- Operating Temperature：-40°C ~ 125°C
- Mounting Type：Surface Mount
- Package / Case：8-WDFN Exposed Pad
- Supplier Device Package：8-WSON (4x4)
- Grade：-
- Qualification：-
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Overview
The LM1086ILD-3.3 is a fixed-output positive linear regulator from Texas Instruments, providing a stable 3.3V output voltage. It operates with an input voltage range up to 20V and delivers a maximum load current of 1.5A. The device features low dropout voltage characteristics, ensuring efficient performance even when the input-to-output differential is small. Integrated protections include thermal shutdown and safe area compensation to prevent damage under fault conditions.
Feature Summary
- Fixed 3.3V output voltage for precise power supply applications
- High current capability of 1.5A for demanding loads
- Integrated thermal shutdown protection for enhanced reliability
- Low dropout operation for improved efficiency in battery-powered systems
Applications
- Portable electronic devices requiring stable 3.3V power
- Embedded systems with strict voltage regulation needs
- Battery-operated equipment benefiting from low dropout performance
- Industrial control modules needing reliable linear regulation
Procurement Notes
Verify authenticity through authorized distributors or direct manufacturer channels. Confirm package type (TO-263) and temperature grade during procurement. Request datasheet updates and application notes for integration guidance. Ensure compliance with RoHS directives if required by regional regulations.
Selection Notes
Choose this component when a fixed 3.3V output is needed with high current capacity. Consider its low dropout特性 for applications where input voltage may vary close to the output level. Evaluate thermal management requirements due to power dissipation at higher currents.
Part Context
Part of the LM1086 series of adjustable and fixed-output regulators designed for general-purpose use. Offers robust protection features and ease of implementation in various power supply designs. Widely used in consumer electronics and industrial applications requiring dependable voltage regulation.
Replacement Considerations
Compatible substitutes include other 3.3V fixed-output regulators from TI such as the LM1084 series, provided pinouts and electrical specifications align. Verify equivalent current ratings and dropout voltages before substitution.
