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LYTSwitch - 6

Integrated high voltage switch and FluxLink feedback technology flyback type constant voltage/constant current LED driver IC

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The Product Parts Table
product
Data book
The output power (maximum) - 277 - v
The output power (maximum) - general
The output power (maximum) - VDC
PowiGaN?
The dimming interface
The breakdown voltage
topology
The control mode
Control function
The input voltage (minimum)
The input voltage.
The input voltage (minimum, DC)
The input voltage (maximum, DC)
Installation type
The product type
Operating temperature (maximum)
Operating temperature (minimum)
Protection function
Internal switch
Automatic restart and overpressure reactions
Overheating reaction
IC packaging
Switching frequency (maximum)
Current limit (standard)
Current limit (increase)
Low undervoltage threshold
Low voltage power threshold
The power factor
Output configuration
MSL level
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 12 W.
Power - the Output (Max, Univ.) 15 W.
Power - the Output (Max, VDC) 25 W.
Dimming Interface Yes, No, PWM
Breakdown Voltage 650 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
The Voltage Input (Min, DC) 380 v
Voltage Input (Max, DC) 450 v
Mounting Type Surface Mount
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Output Undervoltage, Overtemperature, Open the SR FET Detection, Input Overvoltage and Output Overvoltage, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Power Factor High
The Output Profile CV/CC
MSL Rating 3
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 25 W.
Power - the Output (Max, Univ.) 30 W.
Power - the Output (Max, VDC) 40 W
Dimming Interface Yes, No, PWM
Breakdown Voltage 650 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
The Voltage Input (Min, DC) 380 v
Voltage Input (Max, DC) 450 v
Mounting Type Surface Mount
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Output Undervoltage, Overtemperature, Open the SR FET Detection, Input Overvoltage and Output Overvoltage, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Power Factor High
The Output Profile CV/CC
MSL Rating 3
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 45 W.
Power - the Output (Max, Univ.) 50 W
Power - the Output (Max, VDC) 60 W
Dimming Interface Yes, No, PWM
Breakdown Voltage 650 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
The Voltage Input (Min, DC) 380 v
Voltage Input (Max, DC) 450 v
Mounting Type Surface Mount
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Output Undervoltage, Overtemperature, Open the SR FET Detection, Input Overvoltage and Output Overvoltage, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Power Factor High
The Output Profile CV/CC
MSL Rating 3
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 55 W.
Power - the Output (Max, Univ.) 65 W.
Dimming Interface Yes, No, PWM
Breakdown Voltage 650 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
Mounting Type Surface Mount
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Output Undervoltage, Overtemperature, Open the SR FET Detection, Input Overvoltage and Output Overvoltage, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Power Factor High
The Output Profile CV/CC
MSL Rating 3
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 85 W.
Power - the Output (Max, Univ.) 95 W.
Power - the Output (Max, VDC) 110 W.
PowiGaN? Yes
Dimming Interface Yes, No, PWM
Breakdown Voltage 750 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
The Voltage Input (Min, DC) 380 v
Voltage Input (Max, DC) 450 v
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Input Overvoltage, Open the SR FET Detection, the Output Overvoltage, the Output Undervoltage, Overtemperature, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Current Limit (Standard) 3.1 A
The Current Limit (Increased) 3.472 A
Undervoltage Brown - In Threshold 80.0 (including A
Undervoltage Brown - Out Threshold 70.0 (including A
The Power Factor High
The Output Profile CV/CC
MSL Rating 3
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 85 W.
Power - the Output (Max, Univ.) 95 W.
Power - the Output (Max, VDC) 110 W.
PowiGaN? Yes
Dimming Interface Yes, No, PWM
Breakdown Voltage 750 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
The Voltage Input (Min, DC) 380 v
Voltage Input (Max, DC) 450 v
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Input Overvoltage, Open the SR FET Detection, the Output Overvoltage, the Output Undervoltage, Overtemperature, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Current Limit (Standard) 3.8 A
The Current Limit (Increased) 4.260 A
Undervoltage Brown - In Threshold 80.0 (including A
Undervoltage Brown - Out Threshold 70.0 (including A
The Power Factor High
The Output Profile CV/CC
MSL Rating 3
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 85 W.
Power - the Output (Max, Univ.) 95 W.
Power - the Output (Max, VDC) 110 W.
PowiGaN? Yes
Dimming Interface Yes, No, PWM
Breakdown Voltage 750 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
The Voltage Input (Min, DC) 380 v
Voltage Input (Max, DC) 450 v
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Input Overvoltage, Open the SR FET Detection, the Output Overvoltage, the Output Undervoltage, Overtemperature, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Current Limit (Standard) 3.1 A
The Current Limit (Increased) 3.472 A
Undervoltage Brown - In Threshold 24.4 (including A
Undervoltage Brown - Out Threshold 10.0 (including A
The Power Factor High
The Output Profile CV/CC
MSL Rating 3
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 85 W.
Power - the Output (Max, Univ.) 95 W.
Power - the Output (Max, VDC) 110 W.
PowiGaN? Yes
Dimming Interface Yes, No, PWM
Breakdown Voltage 750 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
The Voltage Input (Min, DC) 380 v
Voltage Input (Max, DC) 450 v
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Input Overvoltage, Open the SR FET Detection, the Output Overvoltage, the Output Undervoltage, Overtemperature, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Current Limit (Standard) 3.8 A
The Current Limit (Increased) 4.260 A
Undervoltage Brown - In Threshold 24.4 (including A
Undervoltage Brown - Out Threshold 10.0 (including A
The Power Factor High
The Output Profile CV/CC
MSL Rating 3
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 12 W.
Power - the Output (Max, Univ.) 15 W.
Power - the Output (Max, VDC) 25 W.
Dimming Interface Yes, No, PWM
Breakdown Voltage 650 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
The Voltage Input (Min, DC) 380 v
Voltage Input (Max, DC) 450 v
Mounting Type Surface Mount
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Output Undervoltage, Overtemperature, Open the SR FET Detection, Input Overvoltage and Output Overvoltage, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Power Factor High
The Output Profile CV/CC
MSL Rating 3
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 25 W.
Power - the Output (Max, Univ.) 30 W.
Power - the Output (Max, VDC) 40 W
Dimming Interface Yes, No, PWM
Breakdown Voltage 650 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
The Voltage Input (Min, DC) 380 v
Voltage Input (Max, DC) 450 v
Mounting Type Surface Mount
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Output Undervoltage, Overtemperature, Open the SR FET Detection, Input Overvoltage and Output Overvoltage, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Power Factor High
The Output Profile CV/CC
MSL Rating 3
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 45 W.
Power - the Output (Max, Univ.) 50 W
Power - the Output (Max, VDC) 60 W
Dimming Interface Yes, No, PWM
Breakdown Voltage 650 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
The Voltage Input (Min, DC) 380 v
Voltage Input (Max, DC) 450 v
Mounting Type Surface Mount
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Output Undervoltage, Overtemperature, Open the SR FET Detection, Input Overvoltage and Output Overvoltage, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Power Factor High
The Output Profile CV/CC
MSL Rating 3
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 65 W.
Power - the Output (Max, Univ.) 75 W.
Power - the Output (Max, VDC) 90 W.
PowiGaN? Yes
Dimming Interface Yes, No, PWM
Breakdown Voltage 750 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
The Voltage Input (Min, DC) 380 v
Voltage Input (Max, DC) 450 v
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Input Overvoltage, Open the SR FET Detection, the Output Overvoltage, the Output Undervoltage, Overtemperature, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Power Factor High
The Output Profile CV/CC
MSL Rating 3
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 75 W.
Power - the Output (Max, Univ.) 85 W.
Power - the Output (Max, VDC) 100 W.
PowiGaN? Yes
Dimming Interface Yes, No, PWM
Breakdown Voltage 750 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
The Voltage Input (Min, DC) 380 v
Voltage Input (Max, DC) 450 v
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Input Overvoltage, Open the SR FET Detection, the Output Overvoltage, the Output Undervoltage, Overtemperature, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Current Limit (Standard) 3.1 A
The Current Limit (Increased) 3.472 A
Undervoltage Brown - In Threshold 80.0 (including A
Undervoltage Brown - Out Threshold 70.0 (including A
The Power Factor High
The Output Profile CV/CC
MSL Rating 3
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 75 W.
Power - the Output (Max, Univ.) 85 W.
Power - the Output (Max, VDC) 100 W.
PowiGaN? Yes
Dimming Interface Yes, No, PWM
Breakdown Voltage 750 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
The Voltage Input (Min, DC) 380 v
Voltage Input (Max, DC) 450 v
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Input Overvoltage, Open the SR FET Detection, the Output Overvoltage, the Output Undervoltage, Overtemperature, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Current Limit (Standard) 3.8 A
The Current Limit (Increased) 4.260 A
Undervoltage Brown - In Threshold 80.0 (including A
Undervoltage Brown - Out Threshold 70.0 (including A
The Power Factor High
The Output Profile CV/CC
MSL Rating 3
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 75 W.
Power - the Output (Max, Univ.) 85 W.
Power - the Output (Max, VDC) 100 W.
PowiGaN? Yes
Dimming Interface Yes, No, PWM
Breakdown Voltage 750 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
The Voltage Input (Min, DC) 380 v
Voltage Input (Max, DC) 450 v
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Input Overvoltage, Open the SR FET Detection, the Output Overvoltage, the Output Undervoltage, Overtemperature, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Current Limit (Standard) 3.1 A
The Current Limit (Increased) 3.472 A
Undervoltage Brown - In Threshold 24.4 (including A
Undervoltage Brown - Out Threshold 10.0 (including A
The Power Factor High
The Output Profile CV/CC
MSL Rating 3
The Data Sheet Look at the PDF
Power - the Output (Max. 277 v) 75 W.
Power - the Output (Max, Univ.) 85 W.
Power - the Output (Max, VDC) 100 W.
PowiGaN? Yes
Dimming Interface Yes, No, PWM
Breakdown Voltage 750 V
The Topology Flyback
The Control Scheme Fluxlink
Control the Features Quasi - Resonant/CCM, Synchronous Rectification, Selectable Current Limit, Frequency Jittering, Soft Start, Auto Restart/Latching Fault Response, Dimmable
Voltage - Input (Min) 85 V
Voltage - Input (Max) 305 V
The Voltage Input (Min, DC) 380 v
Voltage Input (Max, DC) 450 v
Product Type IC
Temperature - Operating (Max) 150 ° c.
Temperature - Operating (Min) To 40 ° C
Protection, the Features Input Overvoltage, Open the SR FET Detection, the Output Overvoltage, the Output Undervoltage, Overtemperature, Thermal Foldback
An Internal Switch Yes
Auto - Restart & Overvoltage Response Auto - restart
The Over - Temperature Response Hysteretic
IC Package InSOP - 24 d
Switching Frequency (Max) 132 kHz
The Current Limit (Standard) 3.8 A
The Current Limit (Increased) 4.260 A
Undervoltage Brown - In Threshold 24.4 (including A
Undervoltage Brown - Out Threshold 10.0 (including A
The Power Factor High
The Output Profile CV/CC
MSL Rating 3

Product details

LYTSwitch - 6 series IC can greatly simplify the development and manufacturing of an off-line LED drive, especially those with compact shells or need to meet the requirements of high efficiency of power supply.LYTSwitch - 6的架构极具革新性,因为该器件同时将初级和次级控制器以及检测元件和符合安全标准的反馈机制集成到了单个IC中。

Because the element parameters better consistency and innovation adopted integrated communications link FluxLink, thus can carry on the accurate control to the secondary side synchronous rectifier MOSFET integrated high voltage switch as well as to the primary side to quasi resonant switching, which throughout the load range to maintain high efficiency.

The product features

A highly integrated, compact appearance

  • Within the scope of the entire load efficiency is as high as 94%
  • Integrated with multimodal quasi resonant (QR)/CCM flyback type controller, high voltage switch, secondary lateral control and synchronous rectifier drives
  • Using FluxLink technology of internal integration, feedback and meet HIPOT (high voltage insulation)
  • Excellent constant voltage/constant current precision, not affected by transformer design or peripheral components
  • The external current sense resistor, can set accurate constant current output

PowiGaN technology

EcoSmart, high efficiency and energy saving

  • Including the input voltage detection (no PF the front-end circuit), no-load power consumption is lower than 15 mW
  • Easily conforms to all the world, including energy star energy efficiency standards
  • Low heat dissipation

Advanced protection/security features

  • Adopt automatic restart input overvoltage protection
  • Adopt the automatic restart fault over-voltage/under-voltage protection
  • The SR FET gate drive open circuit detection
  • With precise input voltage rise slowly input threshold voltage monitoring
  • Hot turn-back features to ensure can still provide power output at high temperatures (lower lighting levels)

Full compliance with all safety requirements

  • Reinforced insulation
  • Dielectric strength > 4000 VAC
  • Product 100% HIPOT compliance testing
  • Through UL1577 and TUV (EN60950 EN62368) security certification

Green packaging

  • Halogen free and comply with RoHS standard

application

  • Isolation type an off-line LED drive
  • Smart LED lighting
  • After the flyback type high voltage regulating circuit

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