Sn51dp Datasheet - Pdf

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| Parameter | Symbol | Min | Typical | Max | Unit | Notes | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | | VIN | 1.6 | 3.3 | 5.5 | V | Operating supply voltage range | | Backlight Driver Input | - | - | 12 | - | V | Application-level voltage | | Backlight Output Voltage | VOUT | - | - | 72 | V | LED driver output voltage | | Output Current (per channel) | IOUT | - | 20 | - | mA | Maximum per channel | | Quiescent Current | IQ | - | 1.5 | - | µA | Current at no load | | Operating Temperature | Toper | -40 | - | 85 | °C | Guaranteed operating range | | Storage Temperature | Tstg | -65 | - | 150 | °C | Safe storage limits | | Rise/Fall Time | tr / tf | - | 20 | - | ns | Output switching speed | | Propagation Delay | tpd | - | 25 | - | ns | Input to output signal delay |

When troubleshooting, first check for ~12V at Pin 1 (VIN) and a high signal (typically 3.3V) at Pin 2 (DIM). sn51dp datasheet pdf

I can help look for: Component substitutes for the SN51DP IC. Available stock from suppliers. Detailed application schematics . Share public link

LED TV drivers (found in Arielli, Crown, and Felix models), DC motor speed control, and general PWM control systems. Pinout Configuration (10-Pin) : Platforms such as Alldatasheet or DatasheetCatalog often

The datasheet provides the exact thermal derating curves, timing diagrams, and test circuits that third-party articles cannot fully replicate. Use it alongside this guide to build robust, reliable systems.

Prevents damage if the LED string becomes open-circuit. Available stock from suppliers

The Darlington configuration suffers from slower turn-off due to charge storage. Maximum switching frequency is around 10–20 kHz for small loads. For PWM applications (LED dimming, motor speed control), stay below 1 kHz to avoid excessive heating.

Are you planning to use the SN51DP for a or a new design project? SN51DP - Electronica Max

– Current sense input connection for cycle-by-cycle over-current defense.

Ever wonder what keeps your LCD screens running smoothly? It’s often small but mighty chips like the