LM2575S-ADJ/NOPB Texas Instruments Integrated Circuit (TO-XXX (Inc. DPAK)) In Stock
The LM2575S-ADJ/NOPB is a SIMPLE SWITCHER 1A step-down (buck) voltage regulator with adjustable output. It operates from 4V to 40V input, features pulse width modulation control, and supports buck-boost configuration. From $1.06, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- TO-XXX (Inc. DPAK)
- Pin Count
- 4
- Lifecycle
- ACTIVE
- Datasheet
- LM2575S-ADJ/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.0648(MOQ 45)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LM2575S-ADJ/NOPB?
- Adjustable output voltage via external resistors for flexible design
- Wide 4V to 40V input voltage range suits diverse power supply applications
- 1A continuous output current with internal frequency compensation
- Can be configured as buck-boost regulator for added versatility
- Pulse Width Modulation (voltage-mode) control for stable regulation
- TO-263 (D2PAK) surface-mount package for efficient PCB thermal management
What is LM2575S-ADJ/NOPB used for?
The LM2575S-ADJ/NOPB is widely used in industrial power supplies, embedded systems, and battery-powered devices requiring efficient DC-DC step-down conversion. Its adjustable output makes it ideal for powering microcontrollers, FPGAs, and analog circuits from higher-voltage rails. It is also suitable for automotive accessory modules and distributed power architectures where wide input voltage tolerance is required.
What are the specifications of LM2575S-ADJ/NOPB?
| Pbfree Code | Yes |
| YTEOL | 15 |
| 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 | e3 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 1A |
| Output Voltage-Max | 37V |
| Output Voltage-Min | 3.3V |
| Output Voltage-Nom | 1.23V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP5H,.6,67TB |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 245 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 63kHz |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.7mm |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | TO-XXX (Inc. DPAK) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Where can I find the LM2575S-ADJ/NOPB datasheet?
LM2575S-ADJ/NOPB Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM2575S-ADJ/NOPB?
Compatible alternatives and drop-in replacements for LM2575S-ADJ/NOPB:
Frequently Asked Questions
What is the input voltage range of the LM2575S-ADJ/NOPB?
The LM2575S-ADJ/NOPB operates over an input voltage range of 4V to 40V, with a nominal input of 12V. This wide range makes it suitable for automotive, industrial, and general-purpose power supply designs.
How do I set the output voltage of the LM2575S-ADJ/NOPB?
The output voltage is set using two external resistors connected to the feedback pin. By selecting the appropriate resistor ratio, you can program the output voltage from approximately 1.23V up to 37V, providing maximum flexibility for various applications.
What applications is the LM2575S-ADJ/NOPB best suited for?
It is commonly used in industrial power supplies, embedded systems, battery chargers, and automotive accessory circuits. Its 1A output current and adjustable voltage make it ideal for powering microcontrollers, DSPs, and analog circuits requiring stable DC voltage.
Can the LM2575S-ADJ/NOPB be used in a buck-boost configuration?
Yes, the LM2575S-ADJ/NOPB can also be configured as a buck-boost regulator with additional external components, allowing it to provide an output voltage both above and below the input voltage, increasing design flexibility.
What package does the LM2575S-ADJ/NOPB come in?
The LM2575S-ADJ/NOPB is housed in a TO-263 (D2PAK / DPAK) 5-pin surface-mount package, which provides excellent thermal performance and is compatible with standard SMT assembly processes.
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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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