LMS1587CS-1.5 Texas Instruments In Stock
LMS1587CS-1.5 is a 1.5V fixed output, 3A low dropout voltage regulator by Texas Instruments. Key specs: 1.5V output voltage, 3A output current, 1.1V typical dropout voltage. From $1.33, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- Price
- From $1.3275(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 1.5V output voltage with high accuracy for stable power delivery
- 3A output current capability for powering demanding loads
- Low 1.1V typical dropout voltage enabling efficient operation
- Low noise output ideal for sensitive analog and RF circuits
- Built-in overcurrent and thermal shutdown protection
Applications
The LMS1587CS-1.5 is well-suited for post-regulation in systems requiring a precise 1.5V supply, such as DDR memory power rails and FPGA core voltage supplies. It is commonly used in telecommunications equipment, networking hardware, and embedded computing platforms where stable low-voltage power is critical. Its low dropout characteristic makes it ideal for battery-powered and efficiency-sensitive applications.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output voltage and maximum output current of the LMS1587CS-1.5?
The LMS1587CS-1.5 provides a fixed 1.5V output voltage with a maximum output current of 3A, making it suitable for powering high-current loads such as DDR memory and FPGA core supplies.
What is the dropout voltage of the LMS1587CS-1.5?
The LMS1587CS-1.5 has a typical dropout voltage of 1.1V at full 3A load. This low dropout allows the regulator to maintain regulation even when the input-to-output voltage differential is small, improving efficiency in battery and low-headroom systems.
What package does the LMS1587CS-1.5 come in?
The LMS1587CS-1.5 is available in a TO-263 (D2PAK) surface-mount package, which provides excellent thermal dissipation and is well-suited for high-current PCB applications requiring robust heat management.
What are typical applications for the LMS1587CS-1.5?
Typical applications include DDR memory power supplies, FPGA and DSP core voltage regulation, post-regulation in DC-DC converter systems, telecom equipment, and embedded computing boards where a stable 1.5V rail is required.
Does the LMS1587CS-1.5 have built-in protection features?
Yes, the LMS1587CS-1.5 includes internal overcurrent protection and thermal shutdown circuitry. These features protect the device and the load from damage during fault conditions such as short circuits or excessive power dissipation.
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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.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $2.2125 | $2.21 |
| 13+ | $1.7700 | $23.01 |
| 43+ | $1.3275 | $57.08 |
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