LM2576S-15 Texas Instruments Integrated Circuit (TO-XXX (Inc. DPAK)) In Stock
LM2576S-15 is a fixed 15V output step-down switching regulator from Texas Instruments, delivering up to 3A output current with high efficiency. Features voltage-mode control, internal frequency compensation, and wide input voltage range. Ideal for point-of-load power supplies, industrial equipment, and battery-powered systems.
- Manufacturer
- Texas Instruments
- Package
- TO-XXX (Inc. DPAK)
- Pin Count
- 4
- Lifecycle
- OBSOLETE
- Datasheet
- LM2576S-15 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 15V regulated output voltage with tight accuracy
- 3A continuous output current capability
- High-efficiency step-down (buck) switching topology
- Voltage-mode control with internal frequency compensation
- Available in compact TO-263 DPAK surface-mount package
- Wide input voltage range suitable for industrial applications
Applications
The LM2576S-15 is widely used in point-of-load DC-DC conversion for industrial control systems and embedded computing boards where a stable 15V rail is required. It serves automotive electronics, telecom equipment, and battery-operated devices that benefit from its high conversion efficiency. The device is also deployed in consumer electronics power adapters and programmable logic controller (PLC) power stages.
Specifications
| Pbfree Code | No |
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | VOLTAGE-MODE |
| JESD-30 Code | R-PZIP-T5 |
| Number of Functions | 1 |
| Output Current-Max | 3A |
| Output Voltage-Nom | 15V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP5H,.6,67TB |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 63kHz |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.7mm |
| Terminal Position | SINGLE |
| Package | TO-XXX (Inc. DPAK) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
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 LM2576S-15?
The LM2576S-15 provides a fixed regulated output voltage of 15V and supports a maximum continuous output current of 3A, making it suitable for medium-power step-down DC-DC converter applications.
What package does the LM2576S-15 come in, and is it RoHS compliant?
The LM2576S-15 is housed in a TO-263 (DPAK) surface-mount package (JESD-30 code R-PZIP-T5), which offers good thermal performance on PCB. Note that the current variant is marked as non-Pb-free; check with your distributor for RoHS-compliant alternatives.
What are typical applications for the LM2576S-15?
The LM2576S-15 is commonly used in industrial power supplies, embedded system boards, automotive electronics, and telecom equipment where a regulated 15V output at up to 3A is needed with high conversion efficiency.
What are suitable replacement or alternative parts for the LM2576S-15?
Compatible alternatives include the LM2576HV-15 for higher input voltage tolerance, the LM2596S-15 for similar fixed 15V output at up to 3A, and the LM2576S-ADJ which allows adjustable output voltage using external resistors.
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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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