UM803RS
- Mfr.Part #
- UM803RS
- Manufacturer
- Union Semiconductor (HK) Limited
- Package / Case
- TO-236-3, SC-59, SOT-23-3
- Datasheet
- Download
- Description
- Power Supervisor 1CH
- Stock
- 10,000
- In Stock :
- 10,000
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- Manufacturer :
- Union Semiconductor (HK) Limited
- Product Category :
- Supervisors
- Reset Timeout :
- 140ms Minimum
- Mounting Type :
- Surface Mount
- Package :
- Tape and Reel (TR)
- Product Status :
- Active
- Reset :
- Active Low
- Package / Case :
- TO-236-3, SC-59, SOT-23-3
- Series :
- -
- Base Product Number :
- UM803
- Type :
- Simple Reset/Power-On Reset
- Supplier Device Package :
- SOT-23-3
- Voltage - Threshold :
- 2.63V
- Number of Voltages Monitored :
- 1
- Operating Temperature :
- -40°C ~ 85°C (TA)
- Output :
- Open Drain or Open Collector
- Datasheets
- UM803RS

Supervisors Union Semiconductor (HK) Limited UM803RS Overview
The Supervisors Union Semiconductor (HK) Limited UM803RS is a reliable power supervisor designed to ensure stable operation in electronic systems. With its advanced features and precise monitoring capabilities, this power supervisor provides an essential safeguard for critical applications.
Featuring robust construction and high-quality components, the UM803RS offers dependable performance in various industrial environments. Its compact design and versatile functionality make it suitable for a wide range of applications, providing peace of mind to engineers and system designers.
UM803RS Features
- High precision voltage monitoring
- Adjustable reset threshold
- Wide operating temperature range
- Low power consumption
- Compact and space-saving design
- Easy integration into existing systems
UM803RS Applications
- Industrial Control Systems: The UM803RS ensures stable power supply in industrial control systems, preventing unexpected shutdowns and ensuring uninterrupted operation in manufacturing processes.
- Automotive Electronics: In automotive electronics, the UM803RS monitors voltage levels to protect sensitive electronic components, enhancing the reliability and safety of vehicle systems.
- Telecommunications Equipment: With its precise voltage monitoring capabilities, the UM803RS is ideal for telecommunications equipment, ensuring reliable performance in communication networks and infrastructure.
- Medical Devices: The UM803RS provides critical power supervision in medical devices, maintaining safe and stable operation in healthcare settings, such as patient monitoring systems and diagnostic equipment.
- Consumer Electronics: In consumer electronics, the UM803RS safeguards against power fluctuations, protecting devices such as routers, modems, and set-top boxes from damage and ensuring continuous operation.
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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.
















