BD48E43G-MTR

Overview

The BD48E43G-MTR is a standard CMOS voltage detector IC manufactured by ROHM Semiconductor, designed for automotive applications. It features an under-voltage detection threshold of 4.3 V with a precision of ±1%. The device operates within a reset active voltage range of 0.95 to 10 V and utilizes an open-drain output type. It consumes 0.85 µA in both ON and OFF states at Vs=4.8V. The component includes hysteresis voltage defined as VDET x 0.05 and supports an operating temperature range from -40°C to 105°C. It is housed in an SSOP-5 package.

Feature Summary

• High accuracy detection capability with ±1% precision
• Ultra-low current consumption for power efficiency
• Automotive grade reliability supporting functional safety analysis

Applications

• Automotive electronic system monitoring
• Under-voltage detection circuits
• Power management supervision

Procurement Notes

Verify the obsolete status before procurement. This component is not recommended for new designs. Confirm availability through authorized distributors for existing production support. Ensure compatibility with current supply chain constraints and lead times associated with end-of-life products.

Selection Notes

Select this part only for legacy design maintenance or replacement of existing units. Do not use for new product development due to its discontinued status. Evaluate alternative components from the same manufacturer that are currently recommended for new designs to ensure long-term supply stability.

Part Context

This voltage detector belongs to the BD48 series of standard CMOS devices. It is specifically engineered for automotive environments, adhering to AEC-Q100 standards. The device incorporates copper wire bonding technology for enhanced durability. It serves as a critical monitoring element in vehicle electronics requiring precise voltage supervision.

Replacement Considerations

BD5243G-1TR is listed as a recommended replacement with the same package.