LM2772SD

Voltage Regulators - DC DC Switching Regulators Overview

The LM2772SD is a low-ripple switched capacitor step-down regulator manufactured by Texas Instruments. It provides a fixed 1.2 V output voltage capable of supplying loads up to 150 mA with 3% output voltage accuracy. The device operates from an input voltage range of 2.7 V to 5.5 V and draws an operating supply current of 50 uA. It functions at a switching frequency of 1.1 MHz and is housed in a WSON-10 package. The component supports surface mount installation and operates within a temperature range of -30°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Low-ripple switched capacitor step-down topology
• Fixed 1.2 V output voltage
• Compact WSON-10 package

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronics power management
• Battery-powered devices requiring stable 1.2V rail
• Embedded systems with limited space constraints

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including suffixes such as NOPB for lead-free compliance when ordering. Confirm the specific package variant (WSON-10) matches your PCB footprint requirements. Ensure the operating temperature range meets your application's environmental conditions. Cross-reference the manufacturer datasheet for any recent revisions or obsolescence notices before finalizing procurement decisions.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact, low-ripple 1.2V supply is needed from a 2.7V to 5.5V source. It is suitable for applications requiring up to 150mA load current. Consider the WSON-10 package size for space-constrained designs. Verify that the 1.1MHz switching frequency aligns with EMI requirements and external component selection guidelines provided in the datasheet.

Voltage Regulators - DC DC Switching Regulators Part Context

The LM2772SD belongs to Texas Instruments' family of switched capacitor regulators designed for efficient voltage conversion without inductors. This specific model focuses on providing a stable 1.2V output in a small form factor. It is part of the broader LM2772 series, which offers various configurations for different voltage and current requirements in portable and embedded applications.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for direct pin-compatible substitutes within the LM2772 series if alternative voltages are needed. Verify electrical specifications against similar switched capacitor regulators from other manufacturers if sourcing flexibility is required. Ensure thermal performance and package dimensions match the existing design constraints.