Precision Control: As a standalone digital pulse width modulator (DPWM) IC, it provides high-speed, precision pulse width resolution up to 8-bits, ensuring smooth dimming and flicker-free operation.
Robust Thermal Range: It is designed to handle demanding environments, with a maximum operating temperature of 85°C to 130°C depending on specific batch tolerances.
Compact Footprint: Housed in a 10-pin SSOP10/MSOP10 package (approx. 3.9mm x 7.9mm), it is an ideal choice for space-constrained circuit designs. Application & Reliability
Versatility: While primary for LED TV backlighting (common in brands like Arielli, Crown, and Felix), it is also highly effective for DC motor speed control and general LED lighting projects.
Built-in Protections: The chip features an on-chip 3.3V regulator and comprehensive ESD protection on I/O pins, which enhances its longevity in consumer electronics.
Environmental Compliance: It is RoHS compliant, meeting modern safety and environmental standards. Practical Verdict
Users generally rate this component highly for its reliability in TV repairs. On marketplaces like Ozon, it holds a 4.7/5 rating, with technicians praising its stability and accurate performance as a direct replacement part.
For full electrical characteristics and pinout details, you can find the SN51DP Datasheet PDF on Electronica Max or Alldatasheet.
Are you planning to use the SN51DP for a repair or a new design project? SN51DP - Electronica Max
is a high-performance LED backlight driver integrated circuit (IC) primarily used in LCD TVs and monitors. Manufactured by
(often listed as ON-BRIG), it is a common component in mainboards such as the TP.S506.PB801 found in brands like Arielli, Crown, and Felix. Key Technical Specifications According to vendor data and related datasheet references , the SN51DP features: Operating Voltage: Minimum supply voltage of up to a maximum of (with absolute maximum ratings sometimes reaching or higher depending on specific application circuits). Encapsulation: (Shrink Small Outline Package) or for tight PCB integration. Operating Temperature: Typically rated for negative 20 raised to the composed with power cap C positive 85 raised to the composed with power cap C Control Method:
PWM boost driver using current mode control for stable LED regulation. Pin Configuration (SSOP-10)
The IC features a 10-pin layout designed for power management and protection: Description Power Supply Input External MOSFET Gate Driver Output Current Sense Input for over-current protection LED Current Feedback Input for regulation Internal Reference Voltage Current Setting pin via external resistor Error Amplifier Compensation pin Over-Voltage Protection Sense Input Dimming Control input for brightness adjustment Operational Features PWM Dimming:
Supports external PWM signals for brightness control with high linearity. Protection Bypassing:
In repair scenarios, technicians sometimes bypass the protection circuit by connecting a resistor from Pin 9 (OVP) to diagnose backlight issues. Equivalency:
It is often considered functionally similar to or an equivalent of the
(which typically comes in a SOP-8 package) but requires the 10-pin footprint. STMicroelectronics SN51DP - Electronica Max
The SN51DP is a power management integrated circuit (IC) primarily used as an LED TV backlight driver. It is manufactured by ON-BRIG and is commonly found in budget LED TV models (such as Arielli, Crown, and Felix) on the TP.S506.PB801 main board. Key Features & Specifications
Function: Standalone digital pulse width modulator (DPWM) / LED driver. Package Type: SSOP-10 (10-pin) or MSOP-10. Operating Voltage Range: Temperature Range: -20∘Cnegative 20 raised to the composed with power C +130∘Cpositive 130 raised to the composed with power C
Performance: High switching speed with a propagation delay under 8 nanoseconds. Protection: Integrated on-chip regulator and ESD protection for I/O pins. Pinout Configuration (SSOP-10) sn51dp datasheet pdf
According to the partial schematic data available on Electronica Max, the pin functions for the 10-pin version are: 1 Input Voltage 2 Gate Drive Output 3 Over-Voltage Protection 4 5 6 Reference Voltage 7 Current Setting 8 Compensation 9 (Secondary/Protection Gate) 10 Dimming Control Applications Backlight Control: Driving LED strips in LCD/LED TVs.
DC Motor Control: Pulse-width modulation (PWM) for speed regulation.
General PWM Systems: High-precision pulse resolution (up to 8-bit) for lighting and signal processing. Troubleshooting Tip
If the LED backlight fails to turn on and the IC is suspect, repair technicians often bypass the protection by connecting a resistor from Pin 9 to GND to test for output.
For full technical specifications, you can view the SN51DP PDF at Electronica Max or check availability via Utsource.
The "DP" suffix indicates a plastic DIP. Count the pins. Typical DIP packages are 8, 14, or 16 pins. The datasheet will show pin 1 location (usually marked by a dot or notch). Crucial pins to find:
Pro Tip: Compare the pinout to a standard UC384x series controller. If the SN51DP pinout matches a UC3844, you may have found a clone or equivalent.
You can download the official PDF datasheet directly from the manufacturer or major component distributors:
This interpretation condenses the typical content and practical implications of an SN51DP-type RS-232 transceiver datasheet so you can evaluate suitability, design the interface circuit, and validate operation in your system. If you want, I can produce a sample schematic or a checklist tailored to a specific MCU voltage (3.3 V or 5 V) and target baud rate.
Based on technical documentation, the SN51DP is a specialized LED TV Backlight Driver IC primarily manufactured by ON-BRIG. It is frequently found in LED TV mainboards such as the TP.S506.PB801 for brands like Arielli, Crown, and Felix. SN51DP Technical Overview
The SN51DP functions as a standalone digital pulse width modulator (DPWM) designed for high-efficiency power management in LCD/LED displays. 1. Key Specifications Manufacturer Package Type MSOP10 / SSOP10 Supply Voltage (Vcc) 3.5V to 7V Operating Temp -20°C to 130°C Applications LED Backlight Driving, DC Motor Control 2. Pin Configuration (10-Pin Layout) According to typical application circuits: Pin 1: VIN (Supply Input) Pin 2: GATE (Drive output for MOSFET) Pin 3: GND (Ground) Pin 4: CS (Current Sense) Pin 5: ISET (Current Setting) Pin 6: REF (Reference Voltage) Pin 7: FB (Feedback) Pin 8: COMP (Compensation)
Pin 9: OVP (Over-Voltage Protection) — Repair Tip: To bypass protection, connect a 10K resistor from this pin to GND. Pin 10: DIM (Dimming Control) 3. Functional Features
High-Speed Precision: Offers fine pulse width resolution, often programmable up to 8-bits.
Internal Regulation: Includes an on-chip 3.3V regulator and low-jitter operation.
Integrated Protection: Features ESD protection on I/O pins and dedicated Over-Voltage Protection (OVP). Data Resources
For full schematic diagrams and original PDF files, you can refer to the following sources: Technical PDF Viewer: Electronica Max - SN51DP PDF Inventory & Detailed Specs: Utsource - SN51DP Product Page Community Repair Notes: Jestine Yong - IC Failure Solutions
For further assistance with this component, the following information can be provided:
Identification of compatible replacement parts based on technical specifications.
General principles of operation for DPWM controllers in power management. Precision Control: As a standalone digital pulse width
A list of common TV models and boards that utilize this specific driver IC. The IC Sn51dp schematic , ic inverter by-passing protection
Title: Analysis of the SN51DP Datasheet PDF: A High-Performance H-Bridge Motor Driver
Introduction
The SN51DP is a high-performance H-bridge motor driver integrated circuit (IC) designed by Texas Instruments. The datasheet PDF for this IC provides detailed information on its features, specifications, and applications. This essay aims to analyze the SN51DP datasheet PDF, highlighting its key features, benefits, and potential uses.
Overview of the SN51DP
The SN51DP is a dual H-bridge motor driver IC, capable of driving two DC motors or one stepper motor. It is designed to operate at high voltages (up to 36 V) and currents (up to 2.5 A per H-bridge). The IC features a high-performance MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) architecture, which provides high efficiency, low power dissipation, and high reliability.
Key Features
The SN51DP datasheet PDF highlights several key features of the IC:
Benefits and Applications
The SN51DP offers several benefits to system designers and engineers:
Potential applications for the SN51DP include:
Conclusion
In conclusion, the SN51DP datasheet PDF provides detailed information on a high-performance H-bridge motor driver IC. The IC's high-voltage and high-current capabilities, low power dissipation, and built-in protection features make it an attractive solution for a wide range of applications, including industrial automation, robotics, and automotive systems. By analyzing the datasheet PDF, system designers and engineers can better understand the IC's features, benefits, and potential uses, enabling them to design more efficient, reliable, and cost-effective systems.
The SN51DP is a specialized power management integrated circuit (IC) primarily used as a high-brightness LED driver for LCD TV backlighting. Manufactured by ON-BRIG, it is commonly found on mainboards such as the TP.S506.PB801 used in television brands like Arielli, Crown, Felix, and Cyberlux. Key Technical Specifications
The SN51DP is engineered for efficiency in tight spaces, typically housed in an SSOP-10 or MSOP-10 package. Specification Details Type LED Driver / Power Management IC Package 10-pin SSOP / MSOP Applications LCD TV & Monitor Backlighting, DC Motor Control Max Operating Temp Up to 85°C Compliance RoHS Compliant Pinout Configuration
The IC features 10 pins designed for precise pulse width modulation (PWM) and protection monitoring: Pin 1 (VIN): Input voltage supply. Pin 2 (GATE): Gate drive output for the external MOSFET. Pin 3 (OVP): Over-Voltage Protection. Pin 4 (GND): Common ground. Pin 5 (CS): Current Sense. Pin 6 (ISET): Current setting. Pin 7 (REF): Reference voltage. Pin 8 (FB): Feedback input. Pin 9 (COMP): Compensation pin. Pin 10 (DIM): PWM dimming control input. Repair & Troubleshooting Tips
Technical community forums often discuss the SN51DP in the context of TV backlight failure.
Bypassing Protection: For diagnostic purposes, some technicians remove the IC's protection by connecting a 10kΩ resistor from Pin 9 (COMP) to GND.
Common Failure Signs: If a TV powers on (indicated by status LED changes) but the screen remains dark with no backlight, the SN51DP or its associated MOSFET and capacitors are frequently the primary suspects. Section B: Pin Configuration (Top View) The "DP"
Stability: Ensuring stable operation requires a 100nF ceramic capacitor placed within 2mm of the input pin to handle transient loads. Datasheet Resources
You can find full schematic diagrams and detailed operating curves in the following PDF resources: SN51DP Datasheet - Electronica Max SN51DP Full PDF - AG Electronica Replacement & Availability at Utsource
Subject: [REQUEST] SN51DP Datasheet PDF Download
Post Body: Hi everyone,
I am currently troubleshooting a legacy circuit board and I've come across a component labeled "SN51DP". I've spent the last hour scouring the usual datasheet repositories (Alldatasheet, DatasheetCatalog, etc.), but I can't seem to locate a definitive PDF for this specific part number.
Does anyone here have a copy of the SN51DP datasheet they could share? I suspect it might be a specialized driver or interface chip, possibly from TI or a similar manufacturer, but I need the pinout and electrical characteristics to confirm.
If anyone has a link or a scanned copy, it would be a huge help.
Thanks in advance!
Note: If you are looking for this part right now, be cautious. The part number "SN51DP" is often associated with suspicious or spammy download sites. It is possible this is a typo for the SN75150 (Dual Line Driver) or the SN55109 series. Always scan downloaded PDFs for viruses.
is a standalone digital pulse width modulator (DPWM) and LED driver integrated circuit (IC) primarily used in LED TV backlight power supplies . Manufactured by , it typically comes in an MSOP10 or SSOP10 Key Specifications Operating Voltage: 3.5V to 7V (absolute max/min varies by application). Temperature Range: -20°C to +130°C. Resolution: Up to 8-bits programmable resolution.
Integrated 3.3V regulator, high-speed precision pulse resolution, and low jitter operation. Applications:
LED TV drivers (found in Arielli, Crown, and Felix models), DC motor speed control, and general PWM control systems. Pinout Configuration (10-Pin)
Based on circuit schematics, the 10-pin MSOP/SSOP configuration is typically defined as follows: Description Input voltage supply Dimming control input Output to drive the external MOSFET Over-Voltage Protection sense System ground Compensation pin for stable operation Current Sense Feedback pin Current set pin (often connected to a resistor) Reference voltage output Practical Maintenance Tip
If the backlight is not functioning, technicians sometimes "bypass" the protection by connecting a 10kΩ resistor Pin 9 to Ground
to verify if the IC itself is still operational, though this is only recommended for diagnostic purposes.
The "SN51DP" datasheet likely refers to a specific electronic component, possibly a semiconductor device or an integrated circuit, made by Texas Instruments. The SN51DP is closely related to or might be a variant of the SN75151 or similar family of devices, which are known for their use in various applications including logic and buffer/driver configurations.
Given the broad term and potential similarities with other parts, here is a general guide on how to approach the datasheet for components like the SN51DP:
Before diving into the datasheet, let’s clarify the component itself. The SN51DP is a specialized integrated circuit (IC), typically associated with power management and switching regulator control. While the "SN" prefix is historically linked to Texas Instruments' digital logic and interface families, the SN51DP model specifically is often recognized in retrofit markets, industrial power supplies, and even arcade game power boards (such as those from Sega and Namco from the 1990s).
Key suspected characteristics (which you will verify in the PDF):
Why the confusion? Many searches for the "sn51dp datasheet pdf" come from people repairing old electronics. Unlike a standard 7805 voltage regulator, the SN51DP is more niche. The datasheet is the only reliable source to confirm pinouts and electrical behaviors.