BU4839F-TR
- Mfr.Part #
- BU4839F-TR
- Manufacturer
- ROHM Semiconductor
- Package / Case
- SC-82
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL 4SOP
- Stock
- 3,499
- In Stock :
- 3,499
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- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Supervisors
- Pbfree Code :
- yes
- Base Part Number :
- BU4839
- Terminal Position :
- Dual
- Length :
- 2mm
- Max Supply Voltage :
- 7V
- Max Supply Current :
- 1.58μA
- Reset :
- Active High/Active Low
- Factory Lead Time :
- 7 Weeks
- Threshold Voltage :
- +3.9V
- Number of Voltages Monitored :
- 1
- Min Reset Threshold Voltage :
- 3.861V
- Supply Voltage :
- 2.4V
- Package / Case :
- SC-82
- Type :
- Simple Reset/Power-On Reset
- Voltage - Threshold :
- 3.9V
- Published :
- 2009
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Terminations :
- 4
- Operating Temperature :
- -40°C~125°C TA
- Adjustable Threshold :
- No
- Number of Channels :
- 1
- Watchdog Timer :
- No
- Packaging :
- Tape and Reel (TR)
- Terminal Form :
- Gull wing
- Power Supplies :
- 2.5/5V
- Min Supply Voltage :
- 700mV
- Quiescent Current :
- 500nA
- Mounting Type :
- Surface Mount
- Max Power Dissipation :
- 400mW
- Number of Pins :
- 4
- ECCN Code :
- EAR99
- Mount :
- Surface Mount
- Output :
- Open Drain or Open Collector
- Number of Functions :
- 1
- Max Reset Threshold Voltage :
- 3.939V
- Undervoltage Threshold :
- 3.861V
- Accuracy :
- 1 %
- RoHS Status :
- ROHS3 Compliant
- Overvoltage Threshold :
- 3.939V
- Operating Supply Current :
- 550nA
- Pin Count :
- 4
- Datasheets
- BU4839F-TR
BU4839F-TR Documents

Supervisors ROHM Semiconductor BU4839F-TR Overview
The Supervisors ROHM Semiconductor BU4839F-TR is a robust integrated circuit designed for precise voltage monitoring, making it indispensable for ensuring the continuous reliability of electronic systems. Manufactured by ROHM Semiconductor, this IC supervisor streamlines system stability through real-time monitoring and response mechanisms. Its compact 4-SOP package allows seamless integration into various electronic assemblies, maintaining a minimal footprint while delivering maximal functionality. Optimized for critical applications where power stability is key, the BU4839F-TR helps prevent system failures due to voltage fluctuations, thereby enhancing product lifespan and reliability.
BU4839F-TR Features
The BU4839F-TR IC supervisor incorporates numerous features making it an excellent choice for demanding applications. Key features include a single voltage monitoring channel that ensures precise supervision, a low power consumption design suitable for energy-sensitive applications, and a wide operating temperature range, making it versatile across different environmental conditions. Additionally, its reset output function is crucial for maintaining system integrity under adverse conditions.
BU4839F-TR Applications
- Consumer Electronics: Ensures reliable operation of home appliances and entertainment systems by monitoring power stability, preventing system resets and data loss.
- Automotive Systems: Utilized in automotive electronics to monitor sensor and control systems voltage, enhancing vehicle reliability and safety.
- Computing Devices: Critical in PCs, servers, and networking devices to oversee power supply consistency, safeguarding against unexpected shutdowns and component damage.
- Industrial Equipment: Applied in industrial controls to monitor system voltage, thereby preventing equipment failure due to improper power levels.
- Portable Devices: Used in portable electronics like smartphones and tablets to manage battery voltage, extending device usability and battery life.
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