BU4809G-TR
- Mfr.Part #
- BU4809G-TR
- Manufacturer
- ROHM Semiconductor
- Package / Case
- SC-74A, SOT-753
- Datasheet
- Download
- Description
- IC SUPERVISOR 1 CHANNEL 5SSOP
- Stock
- 5,749
- In Stock :
- 5,749
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Supervisors
- Pin Count :
- 5
- Length :
- 2.9mm
- Max Supply Voltage :
- 7V
- Supply Voltage :
- 2.4V
- Number of Pins :
- 5
- Operating Temperature :
- -40°C~125°C TA
- Number of Voltages Monitored :
- 1
- Number of Functions :
- 1
- Max Power Dissipation :
- 540mW
- Packaging :
- Tape and Reel (TR)
- Terminal Form :
- Gull wing
- Voltage - Threshold :
- 0.9V
- Number of Terminations :
- 5
- Threshold Voltage :
- +0.9V
- Factory Lead Time :
- 20 Weeks
- Operating Supply Current :
- 550nA
- Pbfree Code :
- yes
- Base Part Number :
- BU48*
- Adjustable Threshold :
- No
- Mounting Type :
- Surface Mount
- Number of Channels :
- 1
- Max Reset Threshold Voltage :
- 909mV
- Max Supply Current :
- 880nA
- Terminal Position :
- Dual
- ECCN Code :
- EAR99
- Min Reset Threshold Voltage :
- 891mV
- REACH SVHC :
- Unknown
- Accuracy :
- 1 %
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Type :
- Simple Reset/Power-On Reset
- Nominal Supply Current :
- 150nA
- Min Supply Voltage :
- 900mV
- Package / Case :
- SC-74A, SOT-753
- Published :
- 2013
- Mount :
- Surface Mount
- Reset :
- Active High/Active Low
- Output :
- Open Drain or Open Collector
- Lead Free :
- Lead Free
- Watchdog Timer :
- No
- RoHS Status :
- ROHS3 Compliant
- Datasheets
- BU4809G-TR
BU4809G-TR Documents

Supervisors ROHM Semiconductor BU4809G-TR Overview
The BU4809G-TR by ROHM Semiconductor is a precision voltage supervisor IC designed to ensure stable and reliable operation in electronic systems. This compact supervisor IC, housed in a 5SSOP package, is engineered to monitor the system voltage, protecting against under-voltage conditions. It is an ideal choice for applications requiring tight voltage threshold accuracy and low power consumption. The BU4809G-TR enhances system reliability by providing a reset signal to microcontrollers or processors upon detecting voltage drops, thereby preventing system malfunction or data loss.
BU4809G-TR Features
This IC supervisor is characterized by a single voltage-monitoring channel which ensures simplicity and efficiency in deployment. It supports a wide operating voltage range, accommodating various types of electronics systems and configurations. The BU4809G-TR’s features include low power consumption, high voltage threshold accuracy, and a robust transient response, making it a versatile component in any critical system monitoring setup.
BU4809G-TR Applications
- Consumer Electronics: Used in devices like smart home systems and gaming consoles to prevent data corruption by ensuring stable power supply.
- Computing Systems: Implements system resets in computers and servers to safeguard data integrity during unexpected voltage drops.
- Industrial Equipment: Monitors power conditions in industrial control systems, providing necessary resets to avoid operational disruptions.
- Telecommunication: Ensures reliable operation of telecommunication infrastructure by monitoring voltage levels and preventing system downtimes.
- Automotive Applications: Critical in vehicle electronics for monitoring sensor and control unit power supplies to ensure performance reliability.
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.
















