LM3814MX-7.0

Current Regulation/Management Overview

The LM3814MX-7.0 is a fast current gauge IC from Texas Instruments, housed in an 8-SOIC package with 8 pins. It features ultra-low loss sense element technology for high-side current measurement. The device provides precise current monitoring with typical insertion loss of 0.0040 ohms and includes a PWM output interface. It operates within a temperature range of -40°C to 125°C.

Current Regulation/Management Feature Summary

• Ultra-low loss sense element for minimal voltage drop
• High-side current measurement capability
• PWM output interface for digital communication

Current Regulation/Management Applications

• LED driver current monitoring
• Battery management systems
• Power supply current regulation

Current Regulation/Management Procurement Notes

Verify the exact suffix MX-7.0 matches your design requirements. Confirm the 8-SOIC package dimensions against your PCB footprint. Ensure the operating temperature range meets your environmental specifications. Check for RoHS compliance status if required by your manufacturing standards.

Current Regulation/Management Selection Notes

Select this component when high-side current sensing with minimal signal degradation is critical. The integrated PWM output simplifies digital control loops compared to analog voltage outputs. Consider the 8-SOIC package size constraints during layout planning.

Current Regulation/Management Part Context

Part of the LM381x series current gauge family designed for precision power management applications. The LM3814 variant specifically targets high-side sensing scenarios requiring low insertion loss.

Current Regulation/Management Replacement Considerations

LM3814MX-1.0 offers similar functionality with different accuracy specifications. LM3815 variants provide complementary low-side sensing options.