| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
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2,465 pcs
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2465 pcs | On Request | 1 | On Request | On Request | 0840+ | On Request | On Request |
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| Watchdog Timer |
The BU4209F-TR is a supervisory circuit manufactured by ROHM Semiconductor, designed for reliable power management in electronic systems. This component features a minimum operating voltage of 0.9V and can handle a maximum supply voltage of up to 7V.
Key electrical characteristics include a typical operating supply current of 0.55 µA and a maximum power dissipation of 400 mW. The device monitors a single input voltage with a threshold accuracy of 1%. It offers an adjustable reset delay time and an open drain or open collector output type.
This supervisory circuit is housed in a 4-SOP package, suitable for surface mount applications. It operates within a temperature range of -40°C to +125°C. The series is identified as Bu42, and it is supplied in reels with a factory pack quantity of 3000 units.
The BU4209F-TR is designed for applications requiring stable power monitoring and reset functions, ensuring system integrity during voltage fluctuations. Its compact size and surface-mount capability make it suitable for integration into various electronic designs.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.75 | $0.75 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The supply voltage range is 0.9V to 7V.
It comes in a SOP-4 (small outline package) surface-mount package.
The operating temperature range is -40°C to +125°C.
The threshold voltage is 0.9V.
The accuracy is ±1%.
The typical supply current is 0.55µA.
It has an open drain or open collector active-low reset output.