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| 產品參數 | |||
|---|---|---|---|
| 品牌 | BPS 晶豐明源 | ||
| 封裝 | SOP7 | ||
| 批號 | 23 | ||
| 數量 | 100000 | ||
| RoHS | 是 | ||
| 產品種類 | 電子元器件 | ||
| 最小工作溫度 | -40C | ||
| 最大工作溫度 | 125C | ||
| 最小電源電壓 | 3V | ||
| 最大電源電壓 | 7.5V | ||
| 長度 | 5.7mm | ||
| 寬度 | 1mm | ||
| 高度 | 1.7mm | ||
| 可售賣地 | 全國 | ||
| 型號 | BP2861AJ | ||
BP2861AJ 是一款外置 OVP 降壓型 LED 恒流驅動芯 片。芯片工作在電感電流臨界連續模式，適用于 85Vac~265Vac 全范圍輸入電壓的非隔離降壓型 LED 恒流電源。芯片 ROVP 引腳帶 Enable 功能，適 用于開關調色和感應燈應用。 BP2861AJ?芯片內部集成 500V 功率開關，采用專利 的退磁檢測技術和高壓 JFET 供電技術，無需 VCC 電容和啟動電阻，使其外圍器件更簡單，節約了外 圍的成本和體積。 BP2861AJ 芯片內置高精度的電流采樣電路，同時 采用了專利的恒流控制技術，實現高精度的 LED 恒 流輸出和優異的線電壓調整率。芯片工作在電感 電流臨界模式，輸出電流不隨電感量和 LED 工作 電壓的變化而變化，實現優異的負載調整率。 BP2861AJ具有多重保護功能，包括LED短路保護， 芯片供電欠壓保護，外置 OVP，芯片溫度過熱調節 等。 BP2861AJ 采用 SOP7 封裝.
BP2861AJ is an external OVP step-down type LED constant current driver core?A piece.The chip operates in inductive current critical continuous mode, applicableFull range of input voltage 85Vac~265Vac non-isolated step-down type
LED constant current power supply.Chip ROVP pin band Enable function, suitableFor on - off color modulation and induction lamp applications.
BP2861AJ chip integrates 500V power switch inside and adopts patentThe demagnetization detection technology and high voltage JFET power supply technology, no VCCCapacitors and start resistors make their peripherals simpler and save outsideThe cost and volume of the circumference.
BP2861AJ chip has built-in high precision current sampling circuit, at the same timePatented constant current control technology is adopted to achieve high precision LED constantStream output and excellent line voltage adjustment rate.The chip works on the inductorCurrent critical mode, the output current does not work with the inductance and LEDThe voltage changes to achieve excellent load adjustment rate.
BP2861AJ?has multiple protection features, including LED short circuit protection,Chip power supply undervoltage protection, external OVP, chip temperature overheating regulationEtc.
BP2861AJ is packaged in SOP7.
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