BD2220G-LBTR

Power Distribution Switches, Load Drivers Overview

The BD2220G-LBTR is a high-side switch IC from ROHM Semiconductor designed for power distribution applications. It features a single output channel with a maximum on-resistance of 210 mOhms and a current limit of 350 mA. The device operates within a supply voltage range of 2.7 V to 5.5 V and supports an operating temperature range from -40°C to +85°C. Key timing parameters include a maximum turn-on time of 10 ms and a maximum idle time of 40 µs. The component is housed in an SMD/SMT package suitable for surface mount technology.

Power Distribution Switches, Load Drivers Feature Summary

• Integrates a high-side switch with overcurrent protection and thermal shutdown capabilities
• Features low on-resistance N-channel MOSFET for efficient power delivery
• Includes soft-start function to mitigate inrush current during activation

Power Distribution Switches, Load Drivers Applications

• Power distribution for portable electronic devices
• Load switching in memory card slot circuits
• USB peripheral power management

Power Distribution Switches, Load Drivers Procurement Notes

Verify the specific suffix LBTR against the official datasheet to confirm packaging details and reel specifications. Ensure compatibility with the target application's voltage and current requirements before procurement. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and avoid counterfeit components. Confirm RoHS compliance status if required by regulatory standards.

Power Distribution Switches, Load Drivers Selection Notes

Select this component when a single-channel high-side switch with moderate current capacity is required. The 350 mA limit suits low-power loads, while the 210 mOhm resistance impacts power dissipation calculations. Consider the 2.7 V to 5.5 V input range for compatibility with standard logic levels. Evaluate thermal performance within the -40°C to +85°C range for environmental suitability.

Power Distribution Switches, Load Drivers Part Context

This part belongs to ROHM's series of small-package high-side switch ICs. These devices are engineered for compact designs, utilizing SSOP-5 or similar small footprints. The series typically integrates protection features like overcurrent detection and thermal shutdown, making them suitable for protecting sensitive downstream loads in consumer electronics and industrial control systems.

Power Distribution Switches, Load Drivers Replacement Considerations

Consult the official datasheet for direct pin-to-pin compatible alternatives within the same product family. Verify that substitute parts match the critical electrical parameters, including on-resistance, current limit, and operating voltage range. Ensure the replacement package type and thermal characteristics are suitable for the existing PCB layout.