Sn51dp Datasheet High - Quality

The SN51DP is engineered for high efficiency across a wide load range. Below are the core electrical characteristics typically found in the technical datasheet: 4.5V to 28V Output Voltage Range ( VOUTcap V sub cap O cap U cap T end-sub ): 0.6V to 5.5V (Adjustable) Switching Frequency: 300 kHz to 1 MHz (Programmable) Conversion Efficiency: Up to 95% Operating Temperature: -40°C to +85°C Package Type: QFN-20 (Quad Flat No-Lead, 20-pin) Pin Configuration and Functions

| Parameter | Value / Description | | :--- | :--- | | | 18–75 VDC (36V nominal for 48V systems) | | Output Voltage Options | 3.3V, 5V, 12V, 15V, ±12V, ±15V | | Output Power | 1–3W (depending on variant) | | Isolation Voltage | 3000 VDC (reinforced) | | Efficiency | Up to 87% (typical at full load) | | Switching Frequency | 250 kHz (fixed) | | Operating Temp | –40°C to +85°C (ambient, no derating) | | Protection | Short circuit (continuous), overcurrent, overtemperature | | Regulation | Line: ±0.2% / Load: ±0.5% |

Integrates PWM (Pulse Width Modulation) dimming control, Over-Voltage Protection (OVP), and Over-Current Protection (OCP). sn51dp datasheet high quality

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Keep the switching node (PHASE pin, inductor, and MOSFETs) trace lengths as short and wide as possible to minimize parasitic inductance. The SN51DP is engineered for high efficiency across

: It is often cited as a functional equivalent or close analog to the (though the OB3350CP is an 8-pin variant). Ease of Use

A well‑compiled, high‑quality datasheet is invaluable not only for design but also for troubleshooting. Based on extensive repair data, the SN51DP is generally robust, yet it can fail or trigger protection due to external faults. Typical issues include: : It is often cited as a functional

The component is RoHS compliant , meeting international environmental safety standards.

The SN51DP is engineered for high efficiency across a wide load range. Below are the core electrical characteristics typically found in the technical datasheet: 4.5V to 28V Output Voltage Range ( VOUTcap V sub cap O cap U cap T end-sub ): 0.6V to 5.5V (Adjustable) Switching Frequency: 300 kHz to 1 MHz (Programmable) Conversion Efficiency: Up to 95% Operating Temperature: -40°C to +85°C Package Type: QFN-20 (Quad Flat No-Lead, 20-pin) Pin Configuration and Functions

| Parameter | Value / Description | | :--- | :--- | | | 18–75 VDC (36V nominal for 48V systems) | | Output Voltage Options | 3.3V, 5V, 12V, 15V, ±12V, ±15V | | Output Power | 1–3W (depending on variant) | | Isolation Voltage | 3000 VDC (reinforced) | | Efficiency | Up to 87% (typical at full load) | | Switching Frequency | 250 kHz (fixed) | | Operating Temp | –40°C to +85°C (ambient, no derating) | | Protection | Short circuit (continuous), overcurrent, overtemperature | | Regulation | Line: ±0.2% / Load: ±0.5% |

Integrates PWM (Pulse Width Modulation) dimming control, Over-Voltage Protection (OVP), and Over-Current Protection (OCP).

If you are currently troubleshooting a display system, please share:

Keep the switching node (PHASE pin, inductor, and MOSFETs) trace lengths as short and wide as possible to minimize parasitic inductance.

: It is often cited as a functional equivalent or close analog to the (though the OB3350CP is an 8-pin variant). Ease of Use

A well‑compiled, high‑quality datasheet is invaluable not only for design but also for troubleshooting. Based on extensive repair data, the SN51DP is generally robust, yet it can fail or trigger protection due to external faults. Typical issues include:

The component is RoHS compliant , meeting international environmental safety standards.