NCP4545IMNTWG-L

Overview

The NCP4545IMNTWG-L is an integrated load switch from onsemi featuring a single output channel. It operates within a supply voltage range of 3 V to 5.5 V and supports a maximum continuous output current of 10.5 A. The device exhibits a typical on-resistance of 7 mΩ, ensuring efficient power delivery with minimal voltage drop. It is housed in a compact QFN-18 package measuring 3 x 3 x 0.95 mm. The component is designed for surface-mount installation and functions reliably across an operating temperature range from 0°C to +70°C.

Feature Summary

• Integrates high-current switching capability with low on-resistance for efficient power distribution.
• Features active-high enable control for straightforward logic interface integration.
• Utilizes a compact QFN footprint to minimize board space requirements.

Applications

• Power distribution networks in portable electronic devices
• Load switching for peripheral modules in computing systems
• Power management circuits requiring controlled enable sequencing

Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm exact electrical tolerances and thermal characteristics. Ensure that the selected variant matches the required operating temperature range and package dimensions for your design. Cross-reference the part number with authorized distributors to confirm availability status and lead times prior to finalizing procurement plans.

Selection Notes

Select this component when a single-channel load switch with high current capacity and low on-resistance is required. Consider the 10.5 A output capability and 7 mΩ resistance for applications prioritizing efficiency. Evaluate the QFN-18 package size against available PCB real estate. Confirm compatibility with the 3 V to 5.5 V input voltage range and active-high enable logic levels used in the target system architecture.

Part Context

This part belongs to the ecoSWITCH family of integrated load switches from onsemi. These components are designed to provide robust power management solutions with built-in protection features. The NCP4545 series specifically targets applications requiring high current handling in compact form factors, offering reliable performance for modern electronic designs needing efficient power distribution.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided data.