LM1085IS-12 Texas Instruments In Stock
LM1085IS-12 is a 3A low-dropout linear voltage regulator with fixed 12V output by Texas Instruments. Key specs: 1.5V dropout voltage, 3A output current, TO-263 package. From $1.12, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- Price
- From $1.1200(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LM1085IS-12?
- 3A high output current capability for demanding loads
- Low 1.5V dropout voltage maximizes efficiency
- Fixed 12V output eliminates external resistors
- TO-263 surface-mount package for compact designs
- Internal current limiting and thermal shutdown protection
What is LM1085IS-12 used for?
The LM1085IS-12 is widely used in post-regulator applications, replacing switching regulators where low noise is critical. It suits industrial power supplies, set-top boxes, and embedded systems requiring a stable 12V rail. Its high current output also makes it ideal for powering multiple peripheral devices from a single regulated source.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
What are equivalent replacements for LM1085IS-12?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output voltage and maximum current of the LM1085IS-12?
The LM1085IS-12 provides a fixed 12V output voltage and supports up to 3A of output current, making it suitable for high-current linear regulation applications in industrial and consumer electronics.
What is the dropout voltage of the LM1085IS-12?
The LM1085IS-12 has a typical dropout voltage of 1.5V at 3A load. This low-dropout characteristic allows the device to maintain regulation even when the input voltage is only slightly above 12V, improving system efficiency.
What package does the LM1085IS-12 come in and what are its protection features?
The LM1085IS-12 is available in a TO-263 (D2PAK) surface-mount package. It includes built-in current limiting and thermal shutdown protection, safeguarding the device and downstream circuitry from overcurrent and overtemperature conditions.
What are typical applications for the LM1085IS-12?
Typical applications include post-regulation in switching power supplies, 12V rail generation for industrial equipment, set-top boxes, embedded systems, and any design requiring a stable 3A regulated 12V supply with low noise and high reliability.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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