UCC3884D - Brand New Texas Instruments DC DC Switching Controllers
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Description
The UCC3884D is a current-mode Pulse Width Modulated (PWM) controller designed for off-line, flyback, or forward converters. It includes all the necessary control and protection functions, minimizing the need for external components.
Specifications and 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
Application Scenarios
- Off-line switched mode power supplies
- Laptop computer mains adaptors
- Printer power supplies
Comparison
AdvantagesNoneDisadvantagesNone -
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Datenblatt
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
- - Automatic Email notification (above 5 times)
- - View in your order page
Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
- - Automatic Email notification (above 5 times)
- - View in your order page
How to Buy:
- - In-stock, Add to cart > Check out > Submit order > Complete payment >Delivery.
- - Inquiry, Add to inquiry sheet/Submit bom/inquire file/Send email us > Quote > Place order > Complete payment >Delivery.
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Payment:
- - Paypal,Credit Card includes Visa, Master, American Express.
- - Wire transfer, include Local bank transfer.
- - Western Union.
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Beliebte Teile der gleichen Art
- Datasheet: Download UCC3884D
- Chipdaten Teil: CD94-UCC3884D
- Lagerhaus: China, Hongkong
- Versenden: Innerhalb von 24 Stunden
- Kostenloser Versand: Yes
- Bevorzugter Versand: Yes, 3-5 days
- Letzte Aktualisierung: 2024/10/01 14:24 +0800
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DHL(www.dhl.com)
Zeitlich begrenztes Angebot im Wert von 40 $. -
UPS(www.ups.com)
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FedEx(www.fedex.com)
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Registered Mail(www.singpost.com)
Kostenloser Versand ohne Mindestbestellwert.