LM22671MRE-ADJNOPB Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
LM22671MRE-ADJNOPB is an adjustable output, 500mA step-down DC/DC switching regulator by Texas Instruments. Key specs: 4.5V–42V input range, adjustable output voltage, up to 500mA output current, SOT-23-5 package. Available for worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 9
- Lifecycle
- ACTIVE
- Datasheet
- LM22671MRE-ADJNOPB Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Wide 4.5V to 42V input voltage range suits automotive and industrial applications
- Adjustable output voltage via external resistor divider for flexible designs
- 500mA continuous output current in compact SOT-23-5 package
- High switching frequency reduces external component size
- Internal compensation simplifies design and reduces BOM
Applications
The LM22671MRE-ADJNOPB is well suited for point-of-load regulation in industrial control systems, automotive electronics, and embedded computing boards where a wide input range and compact footprint are required. It is commonly used to step down bus voltages in IoT devices, motor driver pre-regulators, and battery-powered equipment. Its adjustable output makes it versatile across diverse power supply architectures.
Specifications
| YTEOL | EYTEOL |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Country of Origin | Country of Origin |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM22671MRE-ADJNOPB:
Switching Regulator, Voltage-mode, 0.5A, 1000kHz Switching Freq-Max, PDSO8
Switching Regulator, Voltage-mode, 0.5A, 1000kHz Switching Freq-Max, PDSO8
Switching Regulator, Voltage-mode, 0.9A, 600kHz Switching Freq-Max, PDSO8
Frequently Asked Questions
What is the input voltage range of the LM22671MRE-ADJNOPB?
The LM22671MRE-ADJNOPB operates over a wide input voltage range of 4.5V to 42V, making it suitable for automotive 12V/24V systems and industrial 24V/36V bus rails that may experience load-dump transients up to 42V.
How is the output voltage set on the LM22671MRE-ADJNOPB?
The output voltage is set using an external resistor divider connected to the ADJ pin. By selecting appropriate resistor values, designers can configure the output anywhere within the regulator's specified output voltage range, providing maximum flexibility without requiring a fixed-voltage variant.
What package does the LM22671MRE-ADJNOPB come in and what are its dimensions?
The LM22671MRE-ADJNOPB is housed in a 5-pin SOT-23 (MRE) surface-mount package. This small outline package has a typical footprint of approximately 2.9mm × 1.6mm, enabling space-constrained PCB designs in portable and embedded applications.
What are typical applications for the LM22671MRE-ADJNOPB?
Typical applications include point-of-load DC/DC conversion in industrial automation, automotive infotainment and body electronics, embedded computing modules, and IoT sensor nodes. Its 500mA output current and wide input range cover most low-to-medium power step-down requirements.
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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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