LM2735YSD/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2735YSD/NOPB is a space-efficient boost and SEPIC DC-DC regulator manufactured by Texas Instruments. It operates with a fixed switching frequency of 520 kHz or an adjustable frequency up to 1.6 MHz. The device supports an input voltage range from 2.7 V to 5.5 V and provides an output voltage range of 3 V to 24 V. It delivers an output current capability of 2.1 A. The component is housed in a WSON-6 package and functions within a temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Supports both boost and SEPIC converter topologies for flexible power conversion applications
• Features adjustable switching frequency to optimize external component size and efficiency
• Integrates internal power switch for compact board space utilization

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered devices requiring efficient voltage step-up
• Industrial control systems utilizing SEPIC configurations for varying input sources
• Automotive electronics operating within specified temperature ranges

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'Y' against the official datasheet to confirm the exact factory code or tape-and-reel specification intended for your production line. Ensure that the WSON-6 package thermal pad requirements are met during PCB layout to maintain reliability under full load conditions. Cross-reference the ordering part number with the manufacturer's latest documentation to avoid discrepancies in packaging or revision levels.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for boosting low input voltages to higher levels. The adjustable frequency feature allows designers to minimize inductor and capacitor sizes compared to fixed-frequency alternatives. Consider the 2.1 A output current limit and the 5.5 V maximum input voltage when designing for high-power portable applications.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2735 family of switching regulators, which are designed for space-constrained environments. The family includes variants with different packages such as SOT-23-5 and eMSOP-8. The LM2735 series is characterized by its ability to operate efficiently in both boost and SEPIC modes, making it versatile for various power management needs in consumer and industrial electronics.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2735XSD/NOPB: Similar WSON-6 package with comparable electrical characteristics.

Voltage Regulators - DC DC Switching Regulators FAQ

What converter topologies does the LM2735YSD/NOPB support?

It supports both boost and SEPIC (Single-Ended Primary Inductor Converter) topologies.

Is the switching frequency fixed or adjustable?

The switching frequency is adjustable, allowing selection between a fixed 520 kHz and an adjustable rate up to 1.6 MHz.