LM2735YSDX/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2735YSDX/NOPB is a space-efficient boost DC-DC converter manufactured by Texas Instruments. It operates with a fixed switching frequency of 520 kHz and supports an adjustable frequency up to 1.6 MHz. The device accepts an input voltage range from 2.7 V to 5.5 V and provides an adjustable output voltage between 3 V and 24 V. It delivers a maximum output current of 2.1 A. The component is housed in a WSON-6 package, suitable for surface mount installation. It functions within a temperature range of -40°C to +125°C and features a quiescent current of 7 mA.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a high-frequency power switch to enable compact external component sizing.
• Supports flexible operation through selectable switching frequencies of 520 kHz or 1.6 MHz.
• Incorporates internal soft-start functionality to limit inrush current during startup.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered consumer electronics
• Handheld communication devices
• Industrial control systems requiring step-up conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'Y' against the official datasheet to confirm it denotes the standard commercial grade variant rather than a specialized automotive or extended temperature version. Ensure the ordering quantity aligns with the manufacturer's reel packaging requirements. Cross-reference the pinout diagram with the target PCB footprint to prevent assembly errors due to package orientation.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this model when a small form factor is critical and input voltages remain below 5.5 V. The 2.1 A current capability suits moderate load applications. Consider alternative packages like SOT-23-5 if board space allows for slightly larger components but requires different mounting constraints. Evaluate thermal performance at maximum load conditions given the small WSON-6 footprint.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2735 family of boost converters designed for space-constrained applications. It shares core architecture with variants like the LM2735XMF/NOPB but differs in package type and potentially manufacturing lot specifications. The family emphasizes efficiency and low component count for portable devices.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2735XSDX/NOPB serves as a direct functional substitute within the same series, offering identical electrical characteristics and topology. Both utilize the WSON-6 package and support the same input and output ranges. Verify pin compatibility before substitution.