LM2612ATL

Voltage Regulators - DC DC Switching Regulators Overview

The LM2612ATL is a synchronous step-down switching regulator manufactured by Texas Instruments, which acquired National Semiconductor. It operates with an input voltage range of 2.8 V to 5.5 V and delivers up to 400 mA of output current. The device features a fixed switching frequency of 732 kHz and supports programmable output voltages including 1.05 V, 1.3 V, 1.5 V, and 1.8 V. It utilizes a DSBGA-10 package and functions within a temperature range of -25°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification architecture for improved efficiency
• Compact surface-mount packaging suitable for space-constrained designs
• Integrated control loop for stable step-down regulation

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered electronic devices
• Embedded systems requiring efficient DC-DC conversion
• Consumer electronics with limited power budgets

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the manufacturer origin carefully, as Texas Instruments completed the acquisition of National Semiconductor. Confirm that the specific part number corresponds to the correct revision and package variant. Check datasheet specifications against system requirements to ensure compatibility with input voltage ranges and thermal constraints. Ensure compliance with relevant environmental standards if required for the target application.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Consider the fixed high switching frequency when designing passive components, as it allows for smaller inductors and capacitors compared to lower-frequency alternatives. Evaluate the thermal performance within the specified operating temperature range. Compare against other buck converters in the portfolio if variable output voltage or higher current capacity is needed. Assess the footprint requirements of the DSBGA-10 package during PCB layout.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LM2612 family of simple switcher regulators. These devices are designed for low-cost, high-efficiency power solutions. The family typically includes variants with different output configurations and packages. The LM2612ATL specifically represents a version optimized for specific voltage outputs and thermal characteristics within the broader product line.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Users should consult official Texas Instruments resources for cross-reference information.