BU4945F-TR
- Mfr.Part #
- BU4945F-TR
- Manufacturer
- ROHM Semiconductor
- Package / Case
- SC-82
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL 4SOP
- Stock
- 2,152
- In Stock :
- 2,152
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- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Supervisors
- Operating Temperature :
- -40°C~125°C TA
- Operating Supply Current :
- 550nA
- Factory Lead Time :
- 7 Weeks
- RoHS Status :
- ROHS3 Compliant
- Pbfree Code :
- yes
- ECCN Code :
- EAR99
- Min Reset Threshold Voltage :
- 4.455V
- Output :
- Push-Pull, Totem Pole
- Length :
- 2mm
- Base Part Number :
- BU4945
- Reset :
- Active High/Active Low
- Terminal Form :
- Gull wing
- Overvoltage Threshold :
- 4.545V
- Number of Functions :
- 1
- Number of Channels :
- 1
- Quiescent Current :
- 550nA
- Min Supply Voltage :
- 700mV
- Accuracy :
- 1 %
- Published :
- 2009
- Adjustable Threshold :
- No
- Watchdog Timer :
- No
- Max Reset Threshold Voltage :
- 4.545V
- Number of Terminations :
- 4
- Packaging :
- Tape and Reel (TR)
- Type :
- Simple Reset/Power-On Reset
- Pin Count :
- 4
- Undervoltage Threshold :
- 4.455V
- Package / Case :
- SC-82
- Max Power Dissipation :
- 400mW
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Position :
- Dual
- Mounting Type :
- Surface Mount
- Threshold Voltage :
- +4.5V
- Mount :
- Surface Mount
- Max Supply Current :
- 1.75μA
- Lead Free :
- Lead Free
- Power Supplies :
- 2.5/5V
- Number of Voltages Monitored :
- 1
- Number of Pins :
- 4
- Voltage - Threshold :
- 4.5V
- Max Supply Voltage :
- 7V
- Supply Voltage :
- 2.4V
- Datasheets
- BU4945F-TR
BU4945F-TR Documents

Supervisors ROHM Semiconductor BU4945F-TR Overview
The BU4945F-TR by ROHM Semiconductor represents a state-of-the-art Supervisor IC designed for meticulous monitoring of power supply and system voltages. As a crucial component in safeguarding electronic systems, this single-channel supervisor IC excels in precision and reliability. Housed in a compact 4SOP package, the BU4945F-TR offers a practical solution for applications where space is at a premium. Its robust design ensures stable operation, making it an ideal choice for managing essential functions in a variety of electronic devices. Opting for the Supervisors ROHM Semiconductor BU4945F-TR equates to choosing an unparalleled blend of performance and value, tailoring to B2B customers who require bulk quantities of dependable voltage monitoring solutions.
BU4945F-TR Features
- Single-channel voltage supervisor
- Compact 4SOP package for space-sensitive applications
- Low power consumption for energy-efficient designs
- High-precision voltage monitoring
- Automatic system reset capability
- Designed for easy integration into various circuits
BU4945F-TR Applications
- Consumer Electronics
- Computing Systems
- Telecommunication Infrastructure
- Industrial Equipment
- Automotive Electronics
- Portable Devices
Ensures reliable operation of consumer devices by monitoring power supply stability and providing system resets when necessary.
Guarantees the integrity of computer systems by supervising the voltage and preventing data loss during power anomalies.
Keeps telecommunication systems operational with precise voltage supervision, avoiding disruptions in communication services.
In industrial settings, aids in the detection of power faults, initiating resets to prevent equipment damage and ensure continuous operation.
Contributes to automotive safety by monitoring critical electronic systems, contributing to the overall reliability of the vehicle.
Optimized for battery-operated portable devices, providing efficient power management and prolonging device longevity.
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