BU4837G-TR
- Mfr.Part #
- BU4837G-TR
- Manufacturer
- ROHM Semiconductor
- Package / Case
- SC-74A, SOT-753
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL 5SSOP
- Stock
- 20,502
- In Stock :
- 20,502
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- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Supervisors
- Number of Voltages Monitored :
- 1
- Number of Functions :
- 1
- Max Reset Threshold Voltage :
- 3.737V
- ECCN Code :
- EAR99
- RoHS Status :
- ROHS3 Compliant
- Terminal Form :
- Gull wing
- Accuracy :
- 1 %
- Base Part Number :
- BU4837
- Number of Channels :
- 1
- Published :
- 2009
- Terminal Position :
- Dual
- Min Reset Threshold Voltage :
- 3.663V
- Max Power Dissipation :
- 540mW
- Adjustable Threshold :
- No
- Quiescent Current :
- 500nA
- Length :
- 2.9mm
- Mount :
- Surface Mount
- Number of Terminations :
- 5
- Type :
- Simple Reset/Power-On Reset
- Max Supply Voltage :
- 7V
- Package / Case :
- SC-74A, SOT-753
- Undervoltage Threshold :
- 3.663V
- Output :
- Open Drain or Open Collector
- Factory Lead Time :
- 20 Weeks
- Mounting Type :
- Surface Mount
- Number of Pins :
- 5
- Pin Count :
- 5
- Pbfree Code :
- yes
- Min Supply Voltage :
- 700mV
- Max Supply Current :
- 1.58μA
- Packaging :
- Tape and Reel (TR)
- Operating Supply Current :
- 550nA
- Overvoltage Threshold :
- 3.737V
- Voltage - Threshold :
- 3.7V
- Watchdog Timer :
- No
- Reset :
- Active High/Active Low
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Operating Temperature :
- -40°C~125°C TA
- Threshold Voltage :
- +3.7V
- Supply Voltage :
- 2.4V
- Datasheets
- BU4837G-TR

Supervisors ROHM Semiconductor BU4837G-TR Overview
The BU4837G-TR by ROHM Semiconductor is a precision voltage supervisor designed to enhance system reliability. This IC supervisor ensures stable operation of microprocessors by monitoring supply voltages and initiating a reset when levels become unstable or fall below a predetermined threshold. Encased in a compact 5SSOP package, the BU4837G-TR is an essential component for applications requiring consistent operational accuracy and robust protection against voltage fluctuations.
BU4837G-TR Features
This supervisor IC is equipped with a wide range of features that make it an excellent choice for critical applications where voltage monitoring is paramount. It includes a highly accurate reset output function, low power consumption, and a manual reset input, enabling designers to achieve high system reliability and operational stability under varying conditions.
BU4837G-TR Applications
- Consumer Electronics: In devices like smartphones and tablets, the BU4837G-TR ensures that all system voltages are monitored accurately, preventing system failures due to unexpected power anomalies.
- Automotive Systems: It is used to monitor microprocessor functionality in automotive electronics, ensuring the vehicle’s electronic systems remain stable and reliable under diverse operating conditions.
- Industrial Control Systems: This IC plays a crucial role in safety and automation equipment, offering precise voltage supervision to prevent damage and downtime caused by unstable power supplies.
- Computing: Applied in servers and PCs, the BU4837G-TR supervises power supply status, aiding in seamless and safe computing experiences, especially in critical data management and processing tasks.
- Medical Devices: It is crucial for monitoring the power supply in medical devices, where consistent and reliable operation is essential for patient safety and accurate diagnostics.
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