LM2575S-ADJNOPB Texas Instruments Integrated Circuit (TO-XXX (Inc. DPAK)) In Stock
LM2575S-ADJNOPB is an adjustable output step-down (buck) switching voltage regulator by Texas Instruments, capable of driving a 1A load with excellent line and load regulation. Key specs: 1A output current, adjustable output voltage (1.23V–37V), 52kHz fixed switching frequency. In stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- TO-XXX (Inc. DPAK)
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Adjustable output voltage range from 1.23V to 37V via external resistor divider
- 1A guaranteed output current with excellent line and load regulation
- Fixed 52kHz switching frequency reduces EMI and simplifies filter design
- Built-in thermal shutdown and current limiting for robust protection
- TO-263 (D2PAK) surface-mount package for efficient PCB space utilization
Applications
The LM2575S-ADJNOPB is widely used in DC-DC step-down power conversion applications where a regulated adjustable output is required. Typical applications include battery-powered systems, industrial power supplies, embedded system power rails, and LED driver circuits. Its high efficiency and simple external component requirements make it ideal for cost-sensitive consumer electronics and automotive auxiliary power designs.
Specifications
| YTEOL | EYTEOL |
| Package | TO-XXX (Inc. DPAK) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Country of Origin | Country of Origin |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output voltage range of the LM2575S-ADJNOPB?
The LM2575S-ADJNOPB features an adjustable output voltage range from 1.23V to 37V, set by an external resistor divider connected to the feedback pin. This flexibility makes it suitable for a wide variety of DC-DC step-down power supply designs.
What is the maximum output current the LM2575S-ADJNOPB can supply?
The LM2575S-ADJNOPB guarantees a maximum output current of 1A. It maintains excellent load regulation across this range and includes internal current limiting to protect against overload conditions in demanding applications.
What package does the LM2575S-ADJNOPB come in, and is it suitable for surface-mount assembly?
The LM2575S-ADJNOPB is available in the TO-263 (D2PAK) surface-mount package, making it fully compatible with automated PCB assembly processes. The package also provides good thermal dissipation for reliable operation at full load current.
What are typical applications for the LM2575S-ADJNOPB?
Typical applications include step-down DC-DC converters in industrial equipment, battery-powered devices, embedded system power rails, LED drivers, and automotive auxiliary supplies. Its fixed 52kHz switching frequency and simple design reduce the number of external components required.
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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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