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LYTSwitch-5

將功率因數修正 (PFC) 和定電流輸出整合在隔離式和非隔離式架構中的 Single-Stage LED 驅動 IC

應用
過濾器 Filter Products
隱藏篩選器
Filter Products
顯示1 - 5項產品, 共5項
Product Parts Table
產品
產品規格型錄
輸出功率 (最大) - 通用
擊穿電壓
保護功能
功率因數
拓撲結構
輸入電壓 (最小)
輸入電壓 (最大)
輸出配置
IC封裝
安裝類型
產品類別
運作溫度 (最大)
運作溫度 (最小)
內部開關
自動重啟和過壓反應
過熱反應
調光接口
控制功能
Power - Output (Max, Univ) 16 W
Breakdown Voltage 650 V
Protection Features Input Overvoltage, Output Open Loop, Output Overvoltage, Output Undervoltage, Thermal Foldback
Power Factor High
Topology Buck-Boost, Flyback, Boost PFC
Voltage - Input (Min) 90 V
Voltage - Input (Max) 308 V
Output Profile CC
IC Package SO-16B
Mounting Type Surface Mount
Product Type IC
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Auto-Restart & Overvoltage Response Latch Off
Over-Temperature Response Hysteretic
Dimming Interface 是, 否, PWM
Control Features Frequency Jittering, Auto-Restart/Latching Fault Response
Power - Output (Max, Univ) 25 W
Breakdown Voltage 650 V
Protection Features Input Overvoltage, Output Open Loop, Output Overvoltage, Output Undervoltage, Thermal Foldback
Power Factor High
Topology Buck-Boost, Flyback, Boost PFC
Voltage - Input (Min) 90 V
Voltage - Input (Max) 308 V
Output Profile CC
IC Package SO-16B
Mounting Type Surface Mount
Product Type IC
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Auto-Restart & Overvoltage Response Latch Off
Over-Temperature Response Hysteretic
Dimming Interface 是, 否, PWM
Control Features Frequency Jittering, Auto-Restart/Latching Fault Response
Power - Output (Max, Univ) 9 W
Breakdown Voltage 725 V
Protection Features Input Overvoltage, Output Open Loop, Output Overvoltage, Output Undervoltage, Thermal Foldback
Power Factor High
Topology Buck-Boost, Flyback, Boost PFC
Voltage - Input (Min) 90 V
Voltage - Input (Max) 308 V
Output Profile CC
IC Package SO-16B
Mounting Type Surface Mount
Product Type IC
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Auto-Restart & Overvoltage Response Latch Off
Over-Temperature Response Hysteretic
Dimming Interface 是, 否, PWM
Control Features Frequency Jittering, Auto-Restart/Latching Fault Response
Power - Output (Max, Univ) 16 W
Breakdown Voltage 725 V
Protection Features Input Overvoltage, Output Open Loop, Output Overvoltage, Output Undervoltage, Thermal Foldback
Power Factor High
Topology Buck-Boost, Flyback, Boost PFC
Voltage - Input (Min) 90 V
Voltage - Input (Max) 308 V
Output Profile CC
IC Package SO-16B
Mounting Type Surface Mount
Product Type IC
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Auto-Restart & Overvoltage Response Latch Off
Over-Temperature Response Hysteretic
Dimming Interface 是, 否, PWM
Control Features Frequency Jittering, Auto-Restart/Latching Fault Response
Power - Output (Max, Univ) 25 W
Breakdown Voltage 725 V
Protection Features Input Overvoltage, Output Open Loop, Output Overvoltage, Output Undervoltage, Thermal Foldback
Power Factor High
Topology Buck-Boost, Flyback, Boost PFC
Voltage - Input (Min) 90 V
Voltage - Input (Max) 308 V
Output Profile CC
IC Package SO-16B
Mounting Type Surface Mount
Product Type IC
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Auto-Restart & Overvoltage Response Latch Off
Over-Temperature Response Hysteretic
Dimming Interface 是, 否, PWM
Control Features Frequency Jittering, Auto-Restart/Latching Fault Response

產品詳情

說明

LYTSwitch™-5 系列適用於 Single-stage 功率因數修正定電流 LED 應用 – 燈泡、燈管和電子安定器。

每部裝置都整合一個高壓功率 MOSFET 和不連續模式、可變頻率、可變開啟時間控制器。控制器還提供快速 (逐週期) 限電流、輸入和輸出 OVP 以及進階散熱管理電路。

低側切換架構的整合、透過不帶電源極接腳和頻率抖動 (Jitter) 冷卻可確保極低的 EMI。這會減少輸入濾波器元件的尺寸,從而大幅減少噪音。

表 1 中所示的零件編號描述 3 個不同的功率等級和兩個 MOSFET 電壓選項以進行成本最佳化設計,同時 EcoSmart™ 切換技術還可確保每個裝置尺寸和負載情況均可獲得最大效率。

產品特色

將 Single-Stage 功率因數修正 (PFC) 與精準的定電流 (CC) 輸出整合在一起

  • 精準的定電流 (CC),優於 ±3%
  • 功率因數 (PF) 大於 0.9
  • 典型輸入和輸出情況下總諧波失真 (THD) 低,小於 10%
  • 最佳化設計中效率大於 90%
  • 高切換頻率和 DCM 可減少磁性元件尺寸

設計靈活性

  • 支援降壓式、升降壓式、Tapped-Buck 式、升壓式、隔離與非隔離返馳式架構
  • 2 個 MOSFET 電壓選項和 3 個功率等級,提供最佳裝置選擇

最高可靠性

  • 無電解大電容器或光隔離器,可延長使用壽命
  • 完善的保護功能
    • 輸入和輸出過壓
    • 開迴路保護
  • 進階熱控制
    • 過熱限流保護實現在異常高環境溫度下的光輸出量傳輸
    • 磁滯鎖定可在出現故障的情況下提供保護