A8504951S18A - Brand New Amphenol PCD Backshells and Cable Clamps
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Description
The A8504951S18A is a multi-output WLED driver designed for medium display backlighting. It integrates a boost converter and eight current-sinks, providing a versatile solution for LED backlight applications. With its high voltage capability and flexible channel selection control, it is suitable for a wide range of applications including thin notebook displays, LCD TVs, RGB backlights, GPS systems, and portable DVD players.
Specifications and features
The A8504951S18A offers the following features:
- Active current sharing between 6 LED strings for ±1.3% typical current matching
- ±1.2% typical current accuracy
- Drive up to 11 series × 8 parallel = 88 LEDs (Vf = 3.5 V, If = 40 mA)
- External PWM control for LED dimming
- An external resistor for LED current setting
- Boost converter with integrated 50 V, 2 A DMOS
- LED sinks rated for 45 mA
- 200 kHz to 2 MHz switching frequency
- Open LED disconnect
- Boost current limit, thermal shutdown, and soft start
- No audible ceramic capacitor noise during PWM dimming
- Adjustable overvoltage protection (OVP)
- No pull-up resistors required for LED modules that use ESD capacitors
Application Scenarios
The A8504951S18A can be used in various LED backlight applications, including but not limited to:
- Thin notebook displays
- LCD TV
- RGB backlights
- GPS systems
- Portable DVD players
Comparison
Advantages- Active current sharing between LED strings for precise current matching
- Drive up to 88 LEDs with high accuracy and flexibility
- External control for LED dimming and current setting
- Boost converter with integrated DMOS for efficient power conversion
- Wide range of applications due to its high voltage capability and channel selection control
Disadvantages- Requires external resistor for LED current setting
- Limited to specific LED modules that use ESD capacitors
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Similar parts: 658 , Click to view
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Datasheet
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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:
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Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
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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:
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- - Western Union.
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Popular parts of the same kind
- Datasheet: Download A8504951S18A
- Chipdatas Part: CD87-A8504951S18A
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/10/06 10:31 +0800
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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The fee is charged according to the rule of PayPal.
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The fee is charged according to the rule of PayPal.
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Western Union charge US$0.00 banking fee.
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We recommend to use bank transfer for large orders to save on handling fees.
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