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UC3845BNG
- Manufacturer's Part No.:UC3845BNG
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- Description:IC REG CTRLR BOOST/FLYBACK 8DIP
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- Quantity:Buy NowAdd to Cart
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- In Stock: 13280
- Available: 146126
- Updated: 19 HRS ago
Reference Price(In US Dollars)
| Qty | Unit Price | Ext.Price |
|---|---|---|
| 1+ | US $1.16892 | US $1.17 |
| 10+ | US $0.77928 | US $7.79 |
| 30+ | US $0.58446 | US $17.53 |
| 100+ | US $0.46757 | US $46.76 |
| 500+ | US $0.42860 | US $214.30 |
| 1000+ | US $0.38964 | US $389.64 |
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- Description
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- Shopping Guide
The UC3844B, UC3845B series are high performance fixed frequency current mode controllers.
They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components.
These integrated circuits feature an oscillator, a temperature compensated reference, high gain error amplifier, current sensing comparator, and a high current totem pole output ideally suited for driving a power MOSFET.
Features
• Trimmed Oscillator for Precise Frequency Control
• Oscillator Frequency Guaranteed at 250 kHz
• Current Mode Operation to 500 kHz Output Switching Frequency
• Output Deadtime Adjustable from 50% to 70%
• Automatic Feed Forward Compensation
• Latching PWM for Cycle−By−Cycle Current Limiting
• Internally Trimmed Reference with Undervoltage Lockout
• High Current Totem Pole Output
• Undervoltage Lockout with Hysteresis
• Low Startup and Operating Current
• Pb−Free Packages are Available
Functional Equivalent (FE) materials, including Fused Filament Fabrication (FFF) form, assembly, and functionally compatible substitute materials.
SHIPPING GUIDE
Shipping Methods
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Shipping Cost
Shipping starts at $40 but varies for destinations like South Africa, Brazil, India, and more. The actual shipping charges depend on time zone, country, and package weight/volume.
Delivery Time
We ship orders once daily, around 5 p.m., except on Sundays. The estimated delivery time may vary depending on the courier service you choose, but typically ranges from 5 to 7 business days.
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