LM34919TL/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM34919TL/NOPB is a Texas Instruments adjustable step-down switching regulator featuring a 600 mA output current capability. It operates with an input voltage range of 8 V to 40 V and provides an adjustable output voltage from 2.5 V to 35 V. The device utilizes a 10-DSBGA package and supports surface-mount installation. It functions at a switching frequency of 2 MHz, ensuring efficient power conversion within a junction temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a synchronous buck converter topology for high-efficiency DC-DC step-down regulation.
• Supports wide input voltage ranges suitable for various bus architectures.
• Features adjustable output voltage control via external resistor network.

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation in industrial equipment
• Bias supply generation for embedded systems
• Power management in automotive electronics

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'TL' against the manufacturer's official datasheet to confirm the exact tape-and-reel packaging configuration and quantity per reel. Ensure the component meets AEC-Q100 qualification requirements if intended for automotive applications. Cross-reference the date code and lot number with the distributor's certificate of conformity to guarantee authenticity and traceability during the procurement process.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for moderate current loads up to 600 mA. The 2 MHz switching frequency allows for smaller passive components compared to lower-frequency alternatives. Consider the 10-DSBGA package size constraints and thermal dissipation capabilities relative to the PCB layout. Verify that the required output voltage range falls within the 2.5 V to 35 V limits defined by the device specifications.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM34919 family of ultra-small, wide VIN buck converters from Texas Instruments. It shares core architectural similarities with variants like the LM34919CQTLX/NOPB but differs in packaging and specific ordering suffixes. The family is designed for space-constrained applications requiring high efficiency and robust performance across extended temperature ranges.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct pin-to-pin replacements may include other LM34919 variants such as LM34919CQTLX/NOPB, provided the packaging and electrical parameters align with the design requirements. Always verify functional equivalence and thermal characteristics before substitution.