BU4911G-TR
- Mfr.Part #
- BU4911G-TR
- Manufacturer
- ROHM Semiconductor
- Package / Case
- SC-74A, SOT-753
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL 5SSOP
- Stock
- 3,317
- In Stock :
- 3,317
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Supervisors
- Quiescent Current :
- 300nA
- Threshold Voltage :
- +1.1V
- Mounting Type :
- Surface Mount
- Type :
- Simple Reset/Power-On Reset
- Lead Free :
- Lead Free
- Number of Pins :
- 5
- Package / Case :
- SC-74A, SOT-753
- Max Power Dissipation :
- 540mW
- Supply Voltage :
- 2.4V
- Overvoltage Threshold :
- 1.111V
- Min Supply Voltage :
- 700mV
- ECCN Code :
- EAR99
- Undervoltage Threshold :
- 1.089V
- Accuracy :
- 1 %
- Operating Supply Current :
- 550nA
- Terminal Position :
- Dual
- Length :
- 2.9mm
- Number of Functions :
- 1
- Min Reset Threshold Voltage :
- 1.089V
- Factory Lead Time :
- 20 Weeks
- Number of Channels :
- 1
- Mount :
- Surface Mount
- Output :
- Push-Pull, Totem Pole
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Max Supply Current :
- 880nA
- Pin Count :
- 5
- Reset :
- Active High/Active Low
- Number of Terminations :
- 5
- Packaging :
- Tape and Reel (TR)
- Max Supply Voltage :
- 7V
- Base Part Number :
- BU4911
- Published :
- 2009
- Watchdog Timer :
- No
- Operating Temperature :
- -40°C~125°C TA
- Adjustable Threshold :
- No
- Pbfree Code :
- yes
- Number of Voltages Monitored :
- 1
- Max Reset Threshold Voltage :
- 1.111V
- Voltage - Threshold :
- 1.1V
- RoHS Status :
- ROHS3 Compliant
- Terminal Form :
- Gull wing
- Datasheets
- BU4911G-TR
BU4911G-TR Documents

Supervisors ROHM Semiconductor BU4911G-TR Overview
The BU4911G-TR from ROHM Semiconductor is a highly reliable voltage supervisor IC, designed to ensure stable operation in critical applications where voltage monitoring is necessary. This IC integrates a precision voltage detector and a fixed delay time generator, making it an essential component for managing system health and integrity. With its small footprint in a 5SSOP package, the BU4911G-TR offers a compact solution for embedded systems, enhancing the overall reliability and performance by monitoring the supply voltage and initiating a system reset when necessary. This supervisor IC is particularly suited for applications requiring stringent voltage thresholds and timing accuracy to prevent system failures and data loss.
BU4911G-TR Features
This supervisor IC incorporates several key features that make it an optimal choice for safety-critical and high-reliability environments:
- Single channel voltage detection
- Low power consumption
- Fixed delay time generation
- Compact 5SSOP packaging for minimal footprint
- High precision monitoring suitable for tight voltage margins
BU4911G-TR Applications
- Computing Systems: Used to monitor power supplies in servers and PCs, ensuring system stability and preventing data corruption during unexpected voltage drops.
- Consumer Electronics: Integral in smartphones, tablets, and other portable devices to manage power efficiently and safeguard against battery voltage irregularities.
- Industrial Equipment: Monitors voltage levels in industrial control systems, providing timely resets to prevent operational disruptions caused by power instability.
- Telecommunication: Ensures reliable operation of telecommunication infrastructure by overseeing power supply stability, crucial for maintaining communication integrity.
- Automotive Electronics: Used in vehicle electronics to monitor supply voltages, ensuring critical systems such as engine controls and safety mechanisms are operating within specified voltage ranges.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
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.
















