BU4919F-TR
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- Mfr.Part #
- BU4919F-TR
- Manufacturer
- ROHM Semiconductor
- Package / Case
- SC-82
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL 4SOP
- Stock
- 2,428
- In Stock ：
- 2,428
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- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Supervisors
- Base Part Number :
- BU4919
- Pbfree Code :
- yes
- Reset :
- Active High/Active Low
- Number of Channels :
- 1
- Accuracy :
- 1 %
- Operating Supply Current :
- 550nA
- Published :
- 2009
- Package / Case :
- SC-82
- Min Supply Voltage :
- 700mV
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Overvoltage Threshold :
- 1.919V
- Adjustable Threshold :
- No
- Terminal Form :
- Gull wing
- Mount :
- Surface Mount
- Mounting Type :
- Surface Mount
- Max Power Dissipation :
- 400mW
- Number of Pins :
- 4
- Threshold Voltage :
- +1.9V
- Output :
- Push-Pull, Totem Pole
- Power Supplies :
- 2.5/5V
- Supply Voltage :
- 2.4V
- Min Reset Threshold Voltage :
- 1.881V
- Type :
- Simple Reset/Power-On Reset
- Number of Terminations :
- 4
- Max Supply Voltage :
- 7V
- Operating Temperature :
- -40°C~125°C TA
- Pin Count :
- 4
- Packaging :
- Tape and Reel (TR)
- Number of Voltages Monitored :
- 1
- Length :
- 2mm
- Factory Lead Time :
- 7 Weeks
- ECCN Code :
- EAR99
- RoHS Status :
- ROHS3 Compliant
- Voltage - Threshold :
- 1.9V
- Watchdog Timer :
- No
- Max Reset Threshold Voltage :
- 1.919V
- Max Supply Current :
- 1.05μA
- Undervoltage Threshold :
- 1.881V
- Terminal Position :
- Dual
- Quiescent Current :
- 350nA
- Lead Free :
- Lead Free
- Number of Functions :
- 1
- Datasheets
- BU4919F-TR
Supervisors ROHM Semiconductor BU4919F-TR Overview
The BU4919F-TR from ROHM Semiconductor stands out as a specialized supervisor IC designed for meticulous voltage monitoring across various applications. This single-channel supervisor IC is an essential component for ensuring operational stability and system reliability by providing robust voltage threshold detection and system reset functions. Packaged in a compact 4SOP format, the BU4919F-TR is ideal for space-constrained applications while still offering the precision and reliability expected from ROHM Semiconductor products. The Supervisors ROHM Semiconductor BU4919F-TR is engineered to meet the demanding specifications required for critical system monitoring and management, making it a preferred choice for developers looking to enhance system integrity through advanced supervisory functions.
BU4919F-TR Features
This supervisor IC provides several key features that make it an integral part of any power management system:
- Precise Voltage Monitoring: Ensures that the voltage levels within the circuit remain within specified thresholds, preventing potential damage or system failure.
- Automatic System Reset: Initiates a system reset if the monitored voltage drops below or rises above the preset threshold levels, thereby ensuring system stability and reliability.
- Low Power Consumption: Designed to operate with minimal power draw, which enhances overall energy efficiency of the application.
- Compact Package: The 4SOP package is small and flexible for design, making it suitable for dense circuit layouts.
BU4919F-TR Applications
- Consumer Electronics: Utilized in smartphones, tablets, and other personal electronics to manage power supply stability, enhancing device reliability and user experience.
- Automotive Systems: Plays a critical role in automotive electronics by monitoring voltage thresholds to prevent system malfunctions that could lead to vehicle breakdowns.
- Industrial Automation: Ensures smooth operation of industrial machinery by preventing unexpected shutdowns or damage due to voltage fluctuations.
- Computing: Critical in PCs, servers, and network devices for managing power supplies and preventing data loss during unexpected power disturbances.
- Portable Devices: Ideal for use in portable medical devices where consistent performance and reliability are paramount.
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