LM2704MF-ADJ/NOPB

Overview

The LM2704MF-ADJ/NOPB is a micropower step-up DC/DC converter manufactured by Texas Instruments. It operates within an input voltage range of 2.77V to 5.5V and provides an adjustable output voltage from 1.2420V to 17.5V. The device features a peak current limit of 550mA and utilizes a SOT-23-5 package. It supports switching frequencies up to 1.25MHz and functions reliably across a temperature range of -40°C to +125°C.

Feature Summary

• Micropower step-up DC/DC converter topology
• Adjustable output voltage capability
• Integrated 550mA peak current limit
• Small surface-mount SOT-23-5 packaging

Applications

• Portable battery-powered devices
• LCD backlight drivers
• LED driver circuits
• General-purpose boost conversion in space-constrained designs

Procurement Notes

Verify the specific suffix 'NOPB' confirms lead-free and RoHS compliance status as per the manufacturer's latest documentation. Confirm the 'ADJ' designation indicates the adjustable output variant rather than fixed voltage options. Ensure the SOT-23-5 package marking matches the physical component received. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and supply chain integrity before finalizing procurement orders.

Selection Notes

Select this component when designing systems requiring a compact, low-power boost converter for batteries or single-cell sources. The adjustable output allows flexibility in setting precise voltage levels for various loads. Consider the 550mA current limit when sizing external components and load requirements. The wide operating temperature range makes it suitable for industrial or automotive environments where thermal stability is critical for consistent performance.

Part Context

This device belongs to the LM2704 family of micropower step-up converters from Texas Instruments. It is designed for applications demanding high efficiency in small form factors. The family typically includes variants with different packages and fixed or adjustable output configurations. The LM2704 series is commonly used in portable electronics where power conservation and minimal board space are primary design constraints.

Replacement Considerations

Direct substitutes may include other LM2704 variants such as LM2704MF-Fixed/NOPB if fixed voltage is acceptable. Verify pin compatibility and electrical specifications against the original datasheet. Alternative manufacturers may offer similar boost converters, but ensure input/output ranges and current limits match the system requirements exactly.