BU4209G-TR
- Mfr.Part #
- BU4209G-TR
- Manufacturer
- ROHM Semiconductor
- Package / Case
- SC-74A, SOT-753
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL 5SSOP
- Stock
- 3,000
- In Stock :
- 3,000
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- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Supervisors
- Accuracy :
- 1 %
- Adjustable Threshold :
- No
- Published :
- 2012
- Number of Functions :
- 1
- ECCN Code :
- EAR99
- Min Reset Threshold Voltage :
- 891mV
- Operating Temperature :
- -40°C~125°C TA
- RoHS Status :
- ROHS3 Compliant
- REACH SVHC :
- Unknown
- Mounting Type :
- Surface Mount
- Pin Count :
- 5
- Packaging :
- Tape and Reel (TR)
- Supply Voltage :
- 2.4V
- Threshold Voltage :
- +0.9V
- Reset Timeout :
- Adjustable/Selectable
- Power Dissipation :
- 540mW
- Nominal Supply Current :
- 150nA
- Operating Supply Current :
- 550nA
- Watchdog Timer :
- No
- Terminal Position :
- Dual
- Package / Case :
- SC-74A, SOT-753
- Factory Lead Time :
- 20 Weeks
- Number of Terminations :
- 5
- Base Part Number :
- BU42*
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Pbfree Code :
- yes
- Number of Pins :
- 5
- Number of Channels :
- 1
- Min Supply Voltage :
- 700mV
- Max Supply Voltage :
- 7V
- Mount :
- Surface Mount
- Max Power Dissipation :
- 540mW
- Max Reset Threshold Voltage :
- 909mV
- Max Supply Current :
- 1.75μA
- Number of Voltages Monitored :
- 1
- Length :
- 2.9mm
- Reset :
- Active Low
- Output :
- Open Drain or Open Collector
- Terminal Form :
- Gull wing
- Voltage - Threshold :
- 0.9V
- Lead Free :
- Lead Free
- Type :
- Simple Reset/Power-On Reset
- Datasheets
- BU4209G-TR

Supervisors ROHM Semiconductor BU4209G-TR Overview
The ROHM Semiconductor BU4209G-TR is a high-performance Supervisor IC designed for critical system voltage monitoring. This compact yet robust device is housed in a 5SSOP package, making it ideal for space-constrained applications. The BU4209G-TR ensures system reliability by monitoring the supply voltage and asserting a reset if this voltage drops below a predefined threshold, effectively preventing system failure due to power issues. Its precise voltage detection and low power consumption make it a preferred choice for advanced electronic systems, aiming to attract B2B customers looking for reliability and efficiency in volume purchases.
BU4209G-TR Features
- Single voltage threshold for simplified monitoring
- Low power consumption for enhanced system efficiency
- Compact 5SSOP package suitable for high-density applications
- High accuracy voltage monitoring ensures system stability
- Automatic system reset during voltage drop incidents
BU4209G-TR Applications
- Consumer Electronics: Ensures stable operation of personal devices like smartphones and tablets by monitoring and managing power supply stability.
- Computing Systems: Protects critical motherboard and server components by preventing improper boot-ups and operational failures due to unstable power supply.
- Industrial Equipment: Maintains consistent performance in harsh environments by monitoring system voltages and preventing malfunctions in factory automation equipment.
- Automotive Electronics: Enhances reliability and safety in automotive control systems by ensuring voltage levels remain within required thresholds.
- Portable Devices: Extends device lifespan and reliability in portable medical devices and wearables by preventing unexpected shutdowns or malfunctions due to power instability.
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