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UCC3957M-1
- Manufacturer's Part No.:UCC3957M-1
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- Description:IC L-I PROTECTOR CIRCUIT 16SSOP
- Quantity:RFQAdd to RFQ List
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- In Stock: 58000
- Available: 7088
Reference Price(In US Dollars)
| Qty | Unit Price | Ext.Price |
|---|---|---|
| 1+ | US $1.53000 | US $1.53 |
| 10+ | US $1.02000 | US $10.20 |
| 30+ | US $0.76500 | US $22.95 |
| 100+ | US $0.61200 | US $61.20 |
| 500+ | US $0.56100 | US $280.50 |
| 1000+ | US $0.51000 | US $510.00 |
Do you want a lower wholesale price? Please send us an inquiry, and we will respond immediately.
- Description
- Alternatives
- Shopping Guide
The PUCC3801 is a current-mode Pulse Width Modulated (PWM) controller containing all the control and protection functions necessary to implement an off-line, flyback or forward converter with a minimum number of external components.
Features
• Very low start-up supply current; 50 µA typical
• Low operating supply current; 1.2 mA typical
• Accurate, internally-trimmed, fixed frequency oscillator (100 kHz). No external timing components needed
• Internal slope compensation. No external ramp components needed
• Built-in over-voltage and under-voltage detection
• High-speed over-current trip; 170 ns typical
• Over-voltage clamp on supply voltage (VDD)
• Internal divider regulates VDD to 12 V. No external divider needed
• Leading edge blanking of the current sense signal
• Control frequency modulated over a narrow band to reduce Electromagnetic Interference (EMI)
• High output drive capability; 150 ns typical rise and fall time into 2 nF load
• Wide bandwidth (10 MHz) error amplifier with external compensation pin and simple interface to optocoupler
• Accurate internal bandgap reference.Applications
• Off-line switched mode power supplies
• Laptop computer mains adaptors
• Printer power supplies.
Functional Equivalent (FE) materials, including Fused Filament Fabrication (FFF) form, assembly, and functionally compatible substitute materials.
SHIPPING GUIDE
Shipping Methods
Rest assured that your orders will be handled by these trusted providers, such as DHL, FedEx, SF, and UPS.
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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