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This device is often compared to the popular ULN2003A or ULN2803A families, but the SN51DP offers specific voltage and current ratings that make it suitable for more demanding industrial environments.
ON-Bright (often represented as ON-Brig in market listings). Package Type: SOP-10 or MSOP-10 (10-pin configuration). Function: LED Backlight Driver (Boost Topology).
Direct matching functional identifier using the exact same SSOP-10 frame. sn51dp datasheet pdf
Commonly found in TV mainboards, laptop screens, and monitor LCD driver boards. Sourcing & Documentation
For repair technicians, engineers, and hobbyists, finding the official SN51DP Datasheet PDF via Electronica Max or the SN510P Variant Datasheet PDF is vital for diagnosing common television power issues, identifying pin configurations, and understanding fault protections. Technical Specifications and Overview This device is often compared to the popular
General principles of operation for DPWM controllers in power management.
Finding an official, clean copy of the SN51DP Datasheet PDF can be challenging because it is primarily an OEM component. This article provides a comprehensive overview of its physical properties, internal architecture, pin configurations, step-by-step diagnostic procedures, and structural component bypass methods. 🛠️ Overview of Technical Specifications Function: LED Backlight Driver (Boost Topology)
+----+---*---+----+ VIN | 1 | | 10 | DIM GATE | 2 | | 9 | GATE OVP / Prot O GATE| 3 | | 8 | COMP GND | 4 | | 7 | CS FB | 5 | | 6 | ISET / REF +----+-------+----+ LED driver IC replacement.
The SN51DP pinout is critical for troubleshooting and repair: Power Input. PWM-DIM: PWM Dimming Signal Input. GATE: Gate Drive Output for external MOSFET. GND: Ground. CS/FB: Current Sense/Feedback pin for current regulation. ISET: LED Current Setting Pin. REF: Reference Voltage. COMP: Compensation Pin for boost converter stability. OVP: Over Voltage Protection Input.
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The is a specialized high-efficiency LED backlight driver IC, often utilized in LCD TV power supply and scaler boards to manage LED backlight strips. Primarily manufactured by ON-Bright, this 10-pin device (often SOP-10 or MSOP-10 packaging) operates as a boost converter, providing the necessary voltage to drive LED strings while offering PWM dimming control and protection features.