LM3691TLX-0.75/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM3691TLX-0.75/NOPB is a high-accuracy, miniature step-down DC-DC converter manufactured by Texas Instruments. It operates within an input voltage range of 2.3 V to 5.5 V and delivers up to 1 A of output current. The device features a fixed 750 mV output voltage and a switching frequency of 4 MHz. It is housed in a 6-pin DSBGA package and functions within a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Miniature 6-pin microSMD packaging for space-constrained designs
• High accuracy regulation suitable for portable applications
• Integrated buck topology for efficient step-down conversion

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring compact power solutions
• Battery-powered systems needing efficient voltage regulation
• Embedded circuits utilizing low-voltage logic levels

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify component authenticity through authorized channels due to discontinued status. Confirm package integrity and pin alignment upon receipt. Cross-reference datasheet specifications with design requirements to ensure compatibility with existing circuit topologies and thermal management strategies.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed low-voltage output is required without external programming resistors. Consider the 4 MHz switching frequency for smaller passive component sizes. Ensure input voltage remains within the specified 2.3 V to 5.5 V range for optimal performance and stability.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM3691 series of high-accuracy, miniature step-down converters. It shares architectural similarities with other variants in the family, differing primarily in fixed output voltage settings. The series targets portable applications where size and efficiency are critical constraints.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify functional equivalence with other LM3691 variants or similar Texas Instruments buck converters if direct replacement is necessary.