LM2757TMX/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2757TMX/NOPB is a switched capacitor boost regulator manufactured by Texas Instruments. It operates within an input voltage range of 2.7 V to 5.5 V and delivers a regulated output voltage between 4.87 V and 5.13 V with a maximum output current of 180 mA. The device features a switching frequency of 1.24 MHz and includes a shutdown function. It consumes 2.4 mA of quiescent current and functions reliably across an operating temperature range from -30°C to +85°C. The component is housed in a DSBGA-12 surface-mount package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a switched capacitor boost topology for efficient voltage step-up applications
• Includes a dedicated shutdown pin for power management control
• Operates at a high switching frequency to minimize external component size

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring voltage boosting from single-cell sources
• Battery-powered systems needing stable higher voltage rails
• Low-power embedded circuits utilizing switched capacitor regulation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix NOPB indicates lead-free compliance and RoHS adherence as per manufacturer specifications. Confirm the DSBGA-12 package dimensions match your PCB footprint requirements. Ensure the input voltage supply remains within the 2.7 V to 5.5 V operational limits during all phases, including startup and transient conditions. Cross-reference the datasheet for thermal dissipation characteristics relevant to the target application environment.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for stepping up low input voltages to a stable 5 V level. The high switching frequency allows for smaller passive components compared to lower frequency alternatives. Consider the 180 mA output current limit to ensure it meets the load requirements without exceeding thermal boundaries. Verify that the -30°C minimum operating temperature aligns with the environmental constraints of the intended deployment scenario.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2757 series of switched capacitor regulators from Texas Instruments. It is designed for applications where space is limited and moderate current levels are sufficient. The series focuses on providing reliable voltage conversion in small form factors suitable for portable electronics. It serves as a specialized power management solution for boosting battery voltages efficiently.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult official Texas Instruments resources or authorized distributors for verified cross-references based on specific electrical and mechanical compatibility requirements.