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How does it work?

The SN51DP is a specialized Integrated Circuit (IC) primarily utilized as a backlight LED driver in modern LCD and LED televisions. Designed for power management within the display panel, it regulates the current flowing to the backlight LED strips to ensure consistent brightness and protection against voltage spikes. The chip is typically manufactured by ON-Brig and is commonly found in the power supply or scaler boards of brands like Sony, VU, and other LED TV models. Core Specifications and Technical Details

The device is primarily used for systems requiring fine-tuned electrical control, including: Motor Control: Speed control for DC motors. Lighting: LED lighting brightness and dimming control.

Critical external components:

Absolute Maximum Ratings (From Datasheet)

Exceeding these values will destroy the IC. These are non-recoverable limits.

Length: 4.9mm
Width: 3.9mm
Height: 1.5mm

Junction-to-Case Thermal Resistance (RθJC): 3.5 °C/W (typical)
Operating Junction Temperature (Tj): -20°C to +125°C
Storage Temperature (Ts): -40°C to +150°C

Typical Applications

LVDS video transmission (FPD-Link, flat-panel displays)
High-speed data links between PCBs or modules
Camera interfaces, serializers/deserializers (SerDes) front-ends
Industrial communication over short differential pairs

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9.7
23,000 devices sold

9/10

Easy, fast & professional. Completed the process in 1 minute. Printed the return label, dropped off the package at a PostNL point. The money was in...

Ivo Lindhout

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10/10

Sent my iPhone with PostNL on Friday morning, and by Monday the money was in my account. Excellent and fast service. Shipping is easy as well: prin...

Christoff Eveline

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10/10

Sent my phone and within two days I received a call confirming that my device was approved. On the third day, the payment was already in my account...

Irving Zeguers

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10/10

Very pleasant and quick communication! A super realistic offer and the swift process were very appreciated. Next time, I will definitely send my ph...

Dimitri Hooftman

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10/10

Great service! Sent in my iPhone 12 for trade-in, received a good price for the phone. Fair and reliable. Received the agreed amount in my account ...

Steff D.

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10/10

Super easy to sell your old phone. It even provided a nice amount of money to offset the purchase of a new one, despite the cracked screen on the t...

H. Hollander

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10/10

My old phone was worth money. I have checked the Trade in| website I filled in my details and an amount came out, the phone was packed and sent (it...

Fotoapeldoorn

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10/10

Super honest company. If you are realistic about the condition of your device, you will receive EXACTLY the amount promised! From receipt by Trade ...

Kim K

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10/10

Very satisfied, exchanged iPhone 15 pro, received a good and agreed price! Everything arranged within 4 days. After this I also exchanged my iWatch...

Aad Berenvoets

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Sn51dp — Datasheet

The device is primarily used for systems requiring fine-tuned electrical control, including: Motor Control: Speed control for DC motors. Lighting: LED lighting brightness and dimming control.

Critical external components: