BU4942F-TR
- Mfr.Part #
- BU4942F-TR
- Manufacturer
- ROHM Semiconductor
- Package / Case
- SC-82
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL 4SOP
- Stock
- 3,000
- In Stock :
- 3,000
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- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Supervisors
- Reset :
- Active High/Active Low
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Threshold Voltage :
- +4.2V
- Adjustable Threshold :
- No
- Lead Free :
- Lead Free
- Mounting Type :
- Surface Mount
- Max Supply Current :
- 1.58μA
- Mount :
- Surface Mount
- Number of Terminations :
- 4
- Power Supplies :
- 2.5/5V
- Terminal Form :
- Gull wing
- Base Part Number :
- BU4942
- Pbfree Code :
- yes
- Accuracy :
- 1 %
- Published :
- 2009
- RoHS Status :
- ROHS3 Compliant
- Number of Functions :
- 1
- ECCN Code :
- EAR99
- Max Reset Threshold Voltage :
- 4.242V
- Operating Supply Current :
- 550nA
- Number of Voltages Monitored :
- 1
- Packaging :
- Tape and Reel (TR)
- Max Power Dissipation :
- 400mW
- Package / Case :
- SC-82
- Factory Lead Time :
- 7 Weeks
- Type :
- Simple Reset/Power-On Reset
- Number of Pins :
- 4
- Min Supply Voltage :
- 900mV
- Watchdog Timer :
- No
- Number of Channels :
- 1
- Output :
- Push-Pull, Totem Pole
- Pin Count :
- 4
- Operating Temperature :
- -40°C~125°C TA
- Length :
- 2mm
- Max Supply Voltage :
- 7V
- Voltage - Threshold :
- 4.2V
- Supply Voltage :
- 2.4V
- Min Reset Threshold Voltage :
- 4.158V
- Terminal Position :
- Dual
- Datasheets
- BU4942F-TR

Supervisors ROHM Semiconductor BU4942F-TR Overview
Introducing the BU4942F-TR, a cutting-edge Integrated Circuit Supervisor meticulously crafted by ROHM Semiconductor to meet the stringent demands of modern electronic systems. Designed to ensure reliable performance and system integrity, this IC Supervisor is the epitome of excellence in the realm of electronic components.
With its compact 4SOP package and advanced functionalities, the BU4942F-TR is poised to revolutionize the way supervisory tasks are handled in electronic circuits. Whether you're managing power systems, monitoring voltage levels, or safeguarding against power disruptions, this innovative solution delivers unparalleled precision and efficiency.
Engineered with precision and reliability in mind, the BU4942F-TR sets a new standard for IC Supervisors, empowering B2B customers to optimize their electronic designs with confidence.
BU4942F-TR Features
- Single-channel Integrated Circuit Supervisor
- Compact 4SOP package
- Advanced functionality for power system management
- Precision voltage monitoring capabilities
- Reliable protection against power disruptions
- Robust design for enhanced system integrity
BU4942F-TR Applications
- Power supply units: The BU4942F-TR ensures stable voltage levels and protects against voltage fluctuations, making it ideal for power supply units in various electronic devices such as computers, servers, and industrial equipment.
- Embedded systems: With its compact size and advanced features, the BU4942F-TR is well-suited for use in embedded systems, providing essential supervisory functions to enhance system reliability and performance.
- Automotive electronics: In automotive applications, the BU4942F-TR plays a crucial role in monitoring critical voltage levels and ensuring uninterrupted operation of essential electronic systems, contributing to vehicle safety and reliability.
- Industrial automation: For industrial automation systems, the BU4942F-TR offers reliable supervision and protection, enabling smooth operation and preventing costly downtime due to power-related issues.
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Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















