LM2575S-5.0In StockTexas Instruments
LM2575S-5.0 is a 1A fixed 5V step-down switching voltage regulator with 40V input range and PWM control. Features internal oscillator, thermal shutdown, and current limiting. From $0.26 in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 4
- Lifecycle
- OBSOLETE
- Datasheet
- LM2575S-5.0 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.2619(MOQ 25)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Fixed 5V output voltage with tight regulation accuracy
- Wide input voltage range: 4V to 40V
- 1A output current capability with internal current limiting
- Built-in PWM control with internal oscillator — minimal external components
- Thermal shutdown and current limiting protection
- Can be configured as buck-boost regulator for flexible designs
Applications
The LM2575S-5.0 is widely used in embedded systems, microcontroller power supplies, and industrial equipment requiring a stable 5V rail from higher voltage sources such as 12V or 24V bus. It is suitable for battery-powered devices, automotive accessories, and telecom equipment where efficient step-down conversion and compact design are essential.
Specifications
| Pbfree Code | Yes |
| Date Of Intro | 1995-01-01 |
| YTEOL | 0 |
| Additional Feature | CAN ALSO CONFIGURED AS BUCK BOOST REGULATOR |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 40V |
| Input Voltage-Min | 4V |
| Input Voltage-Nom | 12V |
| JESD-30 Code | R-PSSO-G5 |
| JESD-609 Code | e0 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 1A |
| Output Voltage-Max | 37V |
| Output Voltage-Min | 3.3V |
| Output Voltage-Nom | 5V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP5H,.6,67TB |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 235 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 63kHz |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.7mm |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| ## LM2575S-5.0 Alternates Showing results | Image |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM2575S-5.0:
suggested
Switching Regulator, Voltage-mode, 1A, 63kHz Switching Freq-Max, PSSO5
Frequently Asked Questions
What is the input voltage range of the LM2575S-5.0?
The LM2575S-5.0 accepts an input voltage from 4V to 40V, with a nominal operating voltage of 12V. This wide range makes it suitable for 12V automotive, 24V industrial, and battery-powered applications.
What output current can the LM2575S-5.0 deliver?
The LM2575S-5.0 is rated for a maximum output current of 1A. It includes internal current limiting and thermal shutdown protection to prevent damage under overload conditions.
What applications is the LM2575S-5.0 best suited for?
The LM2575S-5.0 is ideal for powering microcontrollers, FPGAs, sensors, and logic circuits in industrial controls, automotive accessories, and consumer electronics where a regulated 5V supply is needed from a higher voltage source.
Can the LM2575S-5.0 be configured as a buck-boost regulator?
Yes, the LM2575S-5.0 can also be configured as a buck-boost regulator, allowing greater design flexibility for applications where the input voltage may fall below, equal to, or exceed the desired output voltage.
What package type is available for the LM2575S-5.0?
The LM2575S-5.0 is available in an S-suffix package (D2PAK/TO-263), which is a surface-mount power package suitable for high-current applications and easy PCB assembly without through-hole components.
Related Guides
BOM Optimization: How to Reduce Electronic Component Costs Without Sacrificing Quality
Practical strategies for reducing BOM costs by 15-30% through smart component selection, supplier diversification, and procurement optimization.
Apr 9, 2026
Top 10 Microcontrollers in 2025: A Comprehensive Comparison Guide
Detailed comparison of the most popular MCUs in 2025 — STM32, ESP32, RP2040, nRF52, and more. Specs, pricing, ecosystem, and use-case recommendations.
Apr 9, 2026
How to Read an IC Datasheet: A Practical Guide for Engineers
Master the art of reading IC datasheets. Learn what every section means, which specs matter most, and how to extract the information you need for your design.
Apr 9, 2026
Understanding the 2025 Chip Shortage: Which Components Are Affected and What to Do
Analysis of the current semiconductor supply landscape, which components face extended lead times, and strategies for engineers and procurement teams.
Apr 9, 2026
Why Buy from FindMyChip
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 |
|---|---|---|
| 25+ | $0.4612 | $11.53 |
| 96+ | $0.3069 | $29.46 |
| 327+ | $0.2619 | $85.64 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”