BU4911F-TR
- Mfr.Part #
- BU4911F-TR
- Manufacturer
- ROHM Semiconductor
- Package / Case
- SC-82
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL 4SOP
- Stock
- 16,170
- In Stock :
- 16,170
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- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Supervisors
- Overvoltage Threshold :
- 1.111V
- Number of Pins :
- 4
- Max Reset Threshold Voltage :
- 1.111V
- RoHS Status :
- ROHS3 Compliant
- Terminal Form :
- Gull wing
- Mount :
- Surface Mount
- Length :
- 2mm
- Number of Channels :
- 1
- Number of Terminations :
- 4
- Type :
- Simple Reset/Power-On Reset
- Power Supplies :
- 2.5/5V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Operating Supply Current :
- 550nA
- Factory Lead Time :
- 6 Weeks
- Pin Count :
- 4
- Operating Temperature :
- -40°C~125°C TA
- Watchdog Timer :
- No
- Accuracy :
- 1 %
- Mounting Type :
- Surface Mount
- Reset :
- Active High/Active Low
- Min Supply Voltage :
- 700mV
- Package / Case :
- SC-82
- Base Part Number :
- BU4911
- Lead Free :
- Lead Free
- Number of Voltages Monitored :
- 1
- Output :
- Push-Pull, Totem Pole
- Threshold Voltage :
- +1.1V
- Pbfree Code :
- yes
- Voltage - Threshold :
- 1.1V
- Max Supply Voltage :
- 7V
- Max Power Dissipation :
- 400mW
- Terminal Position :
- Dual
- Supply Voltage :
- 2.4V
- Number of Functions :
- 1
- ECCN Code :
- EAR99
- Max Supply Current :
- 880nA
- Min Reset Threshold Voltage :
- 1.089V
- Published :
- 2009
- Adjustable Threshold :
- No
- Undervoltage Threshold :
- 1.089V
- Quiescent Current :
- 300nA
- Packaging :
- Tape and Reel (TR)
- Datasheets
- BU4911F-TR

Supervisors ROHM Semiconductor BU4911F-TR Overview
The Supervisors ROHM Semiconductor BU4911F-TR is a highly efficient and reliable IC Supervisor, designed to cater to critical monitoring tasks in electronic circuits. This compact IC is housed in a 4SOP package, facilitating seamless integration into a wide range of applications. Engineered to monitor voltage levels, the BU4911F-TR ensures that systems operate within safe parameters, thereby enhancing the overall system stability and preventing damage due to unexpected voltage spikes or drops. Its single-channel operation provides precision and simplicity, making it an ideal choice for streamlined designs requiring robust supervision without complexity.
BU4911F-TR Features
This IC Supervisor boasts several features that make it stand out in its class. It includes built-in hysteresis to prevent false triggering, low power consumption for energy-efficient designs, and a highly responsive monitoring system that reacts swiftly to changes in voltage. Furthermore, the BU4911F-TR's small footprint allows for its use in space-constrained applications, providing reliable performance without compromising on quality.
BU4911F-TR Applications
- Consumer Electronics: Used in devices like smartphones and laptops to monitor power supply stability, ensuring prolonged device safety and optimal performance.
- Telecommunications Equipment: Ensures that servers and network hardware operate within safe voltage levels to prevent data loss and hardware damage due to power anomalies.
- Automotive Systems: Integrated into automotive electronics to oversee sensor and ECU power supplies, enhancing vehicle reliability and safety.
- Industrial Control Systems: Monitors voltage in critical industrial equipment, aiding in preventing malfunctions and ensuring continuous and safe operations.
- Healthcare Devices: Applied in medical monitoring equipment to ensure power supply integrity, crucial for patient safety and accurate readings.
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