BU4221FVE-TR
- Mfr.Part #
- BU4221FVE-TR
- Manufacturer
- ROHM Semiconductor
- Package / Case
- SOT-665
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL 5VSOF
- Stock
- 2,987
- In Stock :
- 2,987
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- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Supervisors
- Package / Case :
- SOT-665
- Base Part Number :
- BU42*
- Reset :
- Active Low
- Lead Free :
- Lead Free
- Max Supply Current :
- 1.75μA
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Terminations :
- 5
- Operating Temperature :
- -40°C~125°C TA
- Min Reset Threshold Voltage :
- 2.079V
- Reset Timeout :
- Adjustable/Selectable
- Terminal Form :
- Flat
- Number of Pins :
- 5
- Supply Voltage :
- 2.4V
- Number of Functions :
- 1
- Number of Channels :
- 1
- Power Dissipation :
- 210mW
- Type :
- Simple Reset/Power-On Reset
- Mount :
- Surface Mount
- Factory Lead Time :
- 9 Weeks
- Output :
- Open Drain or Open Collector
- Watchdog Timer :
- No
- Max Supply Voltage :
- 7V
- RoHS Status :
- ROHS3 Compliant
- Pbfree Code :
- yes
- Published :
- 2012
- Max Power Dissipation :
- 210mW
- Adjustable Threshold :
- No
- Pin Count :
- 5
- Terminal Position :
- Dual
- Height Seated (Max) :
- 0.6mm
- Packaging :
- Tape and Reel (TR)
- Min Supply Voltage :
- 700mV
- ECCN Code :
- EAR99
- Mounting Type :
- Surface Mount
- Max Reset Threshold Voltage :
- 2.121V
- Threshold Voltage :
- +2.1V
- Number of Voltages Monitored :
- 1
- Voltage - Threshold :
- 2.1V
- Datasheets
- BU4221FVE-TR

Supervisors ROHM Semiconductor BU4221FVE-TR Overview
ROHM Semiconductor introduces the BU4221FVE-TR, a robust and precise supervisor IC designed for maintaining system integrity through monitoring. This single-channel voltage supervisor is engineered to ensure reliable operation of microprocessor systems by providing an active low reset signal. It operates at a nominal voltage of 5V, making it an ideal component for various power-sensitive applications. Its compact 5-pin VSOF packaging makes it convenient for space-constrained designs without compromising performance. Tailored specifically for applications demanding consistent and seamless supervision, the BU4221FVE-TR exemplifies ROHM's commitment to delivering high-quality integrated circuit solutions, ensuring both efficiency and function for bulk procurement in business-to-business transactions.
BU4221FVE-TR Features
- Single channel supervisor for simplified system monitoring
- Optimized for 5V operating voltage, suitable for standard digital circuits
- Active low reset output, providing clear indicators for system status
- Compact 5VSOF package for integration into space-limited designs
- High quality and reliability characteristic of ROHM Semiconductor products
BU4221FVE-TR Applications
- Computing Systems
Ensures that microprocessor-based systems have proper reset functionalities during power-up, brown-out, and power-down events.
- Consumer Electronics
Provides system stability in devices like smart home appliances and multimedia entertainment systems by monitoring the supply voltage.
- Telecommunications
Integral in maintaining consistent performance in communication devices by supervising the voltage supply levels.
- Industrial Automation
Improves the reliability and safety of automated machines and control systems by preventing microprocessor malfunction due to voltage anomalies.
- Automotive Electronics
Monitors the power supply in vehicle electronics to ensure proper system resets, which is essential for safety and functionality.
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