BU4928FVE-TR
- Mfr.Part #
- BU4928FVE-TR
- Manufacturer
- ROHM Semiconductor
- Package / Case
- SOT-665
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL 5VSOF
- Stock
- 1
- In Stock :
- 1
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- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Supervisors
- Operating Supply Current :
- 550nA
- Mount :
- Surface Mount
- Voltage - Threshold :
- 2.8V
- Mounting Type :
- Surface Mount
- RoHS Status :
- ROHS3 Compliant
- Base Part Number :
- BU4928
- Undervoltage Threshold :
- 2.772V
- Factory Lead Time :
- 9 Weeks
- Terminal Position :
- Dual
- Output :
- Push-Pull, Totem Pole
- Accuracy :
- 1 %
- Max Supply Voltage :
- 7V
- Quiescent Current :
- 450nA
- Number of Pins :
- 5
- Min Supply Voltage :
- 700mV
- Terminal Form :
- Flat
- Published :
- 2009
- Number of Functions :
- 1
- Overvoltage Threshold :
- 2.828V
- Number of Voltages Monitored :
- 1
- Pbfree Code :
- yes
- Reset :
- Active High/Active Low
- ECCN Code :
- EAR99
- Threshold Voltage :
- +2.8V
- Supply Voltage :
- 2.4V
- Type :
- Simple Reset/Power-On Reset
- Packaging :
- Tape and Reel (TR)
- Height Seated (Max) :
- 0.6mm
- Max Power Dissipation :
- 210mW
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Operating Temperature :
- -40°C~125°C TA
- Watchdog Timer :
- No
- Min Reset Threshold Voltage :
- 2.772V
- Number of Channels :
- 1
- Max Reset Threshold Voltage :
- 2.828V
- Pin Count :
- 5
- Package / Case :
- SOT-665
- Max Supply Current :
- 1.4µA
- Number of Terminations :
- 5
- Adjustable Threshold :
- No
- Datasheets
- BU4928FVE-TR

Supervisors ROHM Semiconductor BU4928FVE-TR Overview
The BU4928FVE-TR from ROHM Semiconductor is a robust integrated circuit (IC) supervisor, designed to ensure the stable operation of electronic systems by monitoring their supply voltage. This compact supervisor IC, encapsulated in a 5-pin SOF package, provides precision voltage monitoring, making it ideal for safeguarding sensitive microprocessor systems against unpredictable voltage fluctuations and power-down incidents. The BU4928FVE-TR is engineered for applications that demand high reliability and accuracy in voltage supervision, catering specifically to the needs of advanced industrial and commercial electronics. With its precise monitoring capabilities, this supervisor IC from ROHM Semiconductor plays a crucial role in enhancing system reliability and preventing data loss, aligning perfectly with the requirements for bulk purchasing in business-to-business contexts.
BU4928FVE-TR Features
The BU4928FVE-TR supervisor IC includes several key features that enhance its effectiveness and utility in critical applications. These include a low threshold voltage, high accuracy voltage monitoring, and an active low reset output, ensuring that it responds swiftly and reliably under out-of-threshold conditions. Additionally, its low power consumption and small form factor make it an excellent choice for space-constrained applications where efficiency is paramount.
BU4928FVE-TR Applications
- Consumer Electronics: In devices like smartphones and tablets, the BU4928FVE-TR monitors the power supply to prevent improper booting and operation caused by low voltage, ensuring device reliability and user satisfaction.
- Automotive Systems: Used in vehicle electronic systems to monitor sensor and control unit voltages, the BU4928FVE-TR helps in preventing system failures that could lead to unsafe driving conditions.
- Industrial Equipment: This IC supervises the voltage levels in industrial machinery, aiding in the prevention of unexpected shutdowns and ensuring consistent performance and safety.
- Computing Systems: It is utilized in servers and PCs to supervise power supplies, protecting against data loss during sudden power-downs or brownouts by triggering safe shutdown procedures.
- Portable Devices: In portable medical devices and handheld instruments, the BU4928FVE-TR ensures operation within safe voltage levels, critical for device accuracy and patient safety.
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