BU4922F-TR
- Mfr.Part #
- BU4922F-TR
- Manufacturer
- ROHM Semiconductor
- Package / Case
- SC-82
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL 4SOP
- Stock
- 21,924
- In Stock :
- 21,924
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- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Supervisors
- Type :
- Simple Reset/Power-On Reset
- Length :
- 2mm
- ECCN Code :
- EAR99
- Watchdog Timer :
- No
- Operating Temperature :
- -40°C~125°C TA
- Output :
- Push-Pull, Totem Pole
- Max Supply Current :
- 1.23μA
- Max Power Dissipation :
- 400mW
- RoHS Status :
- ROHS3 Compliant
- Pbfree Code :
- yes
- Accuracy :
- 1 %
- Base Part Number :
- BU4922
- Operating Supply Current :
- 550nA
- Max Reset Threshold Voltage :
- 2.222V
- Undervoltage Threshold :
- 2.178V
- Pin Count :
- 4
- Power Supplies :
- 2.5/5V
- Max Supply Voltage :
- 7V
- Terminal Position :
- Dual
- Min Supply Voltage :
- 700mV
- Lead Free :
- Lead Free
- Published :
- 2009
- Supply Voltage :
- 2.4V
- Number of Voltages Monitored :
- 1
- Reset :
- Active High/Active Low
- Adjustable Threshold :
- No
- Number of Terminations :
- 4
- Overvoltage Threshold :
- 2.222V
- Quiescent Current :
- 400nA
- Threshold Voltage :
- +2.2V
- Number of Pins :
- 4
- Voltage - Threshold :
- 2.2V
- Packaging :
- Tape and Reel (TR)
- Mounting Type :
- Surface Mount
- Package / Case :
- SC-82
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Mount :
- Surface Mount
- Factory Lead Time :
- 7 Weeks
- Terminal Form :
- Gull wing
- Min Reset Threshold Voltage :
- 2.178V
- Number of Channels :
- 1
- Number of Functions :
- 1
- Datasheets
- BU4922F-TR

Supervisors ROHM Semiconductor BU4922F-TR Overview
The BU4922F-TR by ROHM Semiconductor stands out as a specialized supervisory IC that ensures reliable operation and management of electronic systems. This compact, single-channel voltage supervisor is designed to enhance system stability by monitoring power supplies in real-time. It is housed in a 4SOP package, known for its space-saving footprint, which makes it ideal for dense circuit boards common in modern electronic applications. This component is particularly valued for its ability to provide precise voltage monitoring, which is crucial for preventing system failure due to unstable or inadequate power supply.
BU4922F-TR Features
The BU4922F-TR supervisor IC offers several key features that make it indispensable in critical system monitoring tasks. Its main features include:
- Single voltage threshold input which simplifies integration.
- Low power consumption, enhancing overall energy efficiency of the application.
- High accuracy voltage detection suitable for sensitive electronic devices.
- Compact 4SOP package allowing for easy integration into existing designs without requiring additional space.
BU4922F-TR Applications
- Consumer Electronics: Ensures that devices such as smartphones and tablets operate within safe voltage levels, preventing damage and data loss.
- Computing Systems: Monitors power supply stability in computers and servers, crucial for maintaining system reliability and preventing unscheduled downtimes.
- Industrial Equipment: Applied in monitoring critical industrial machinery to avoid operational failures that could lead to costly downtime and maintenance.
- Portable Devices: Used in battery-powered gadgets to supervise battery voltage, ensuring optimal charging and discharging, thus prolonging battery life.
- Medical Devices: Implements voltage monitoring to guarantee that medical equipment operates within specified safe parameters, ensuring patient safety.
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