Quasi Resonant Green Mode PWM Controller @
Part No. Features Function VCC UVLO (Typ.) IST CS(V) Duty Cycle FOSC Package
Max. Vcc(ON) Vcc(OFF) Typ.  Typ.  Max. Green Typ.
UC3801 LOW COST POWER-SAVING MODE PWM CONTROLLER FOR FLYBACK CONVERTERS * Proprietary frequency hopping for
   Improved EMI performance
* Cycle-by-cycle current limiting
* CCM/Valley Switching Operation
* Dynamic peak current limiting for
   constant output power
* Built-in synchronized slope compensation
* Gate output voltage clamped at 16V
* Adjustable DC output OVP/UVP/OTP
* OLP/VCC OVP/OTP/BNO/LNO
   (automatic recovery)
* Internal Soft Start
36.0V 15.8V 7.6 1uA 0.88V 71% Internal Fixed SOT-26
20KHz 65KHz
UC3816 LOW COST POWER-SAVING MODE PWM CONTROLLER FOR FLYBACK CONVERTERS * Proprietary frequency hopping for
   Improved EMI performance
* Cycle-by-cycle current limiting
* CCM/Valley Switching Operation
* Dynamic peak current limiting for
   constant output power
* Built-in synchronized slope compensation
* Adjustable DC output OVP
* OLP/VCC OVP/OTP/BNO/LNO
   (automatic recovery)
* Internal Soft Start
36.0V A:17.5V
B:14.5V
A:7.5V
B:7.3V
1uA 0.85V 66% Internal Fixed SOT-26
20KHz 65KHz
UC3916A LOW COST POWER-SAVING MODE PWM CONTROLLER FOR FLYBACK CONVERTERS
HV_Startup
* Proprietary frequency hopping for
   Improved EMI performance
* Cycle-by-cycle current limiting
* CCM/Valley Switching Operation
* Dynamic peak current limiting for
   constant output power
* Built-in synchronized slope compensation
* Adjustable DC output OVP
* OLP/VCC OVP/OTP/BNO/LNO
   (automatic recovery)
* Internal Soft Start
36.0V 20.0V 8.2V 1.4mA
(HV_Pin)
0.85V 66% Internal Fixed SOP-8
20KHz 65KHz
UC3879A LOW COST POWER-SAVING MODE PWM CONTROLLER FOR FLYBACK CONVERTERS
HV_Startup
* Built in x-cap discharge function
* Proprietary frequency hopping for
   Improved EMI performance
* Cycle-by-cycle current limiting
* CCM/Valley Switching Operation
* Dynamic peak current limiting for
   constant output power
* Built-in synchronized slope compensation
* Adjustable DC output OVP
* OLP/VCC OVP/OTP/BNO/LNO
   (automatic recovery)
* Internal Soft Start
36.0V 15.0V 8.2V 1.3mA
(HV_Pin)
0.81V 75% Internal Fixed SOP-8
20KHz 65KHz
UC3862* LOW COST POWER-SAVING MODE PWM CONTROLLER FOR FLYBACK CONVERTERS
* Proprietary frequency hopping for
   Improved EMI performance
* Cycle-by-cycle current limiting
* CCM/Valley Switching Operation
* Dynamic peak current limiting for
   constant output power
* Built-in synchronized slope compensation
* Adjustable DC output OVP/UVP/OTP
* OLP/VCC OVP/OTP/BNO/LNO
   (automatic recovery)
* Internal Soft Start
36.0V 17.0V 7.6V 1uA 0.59V 64% Internal Fixed SOT-26
20KHz 65KHz
UC3823* LOW COST POWER-SAVING MODE PWM CONTROLLER FOR FLYBACK CONVERTERS * Proprietary frequency hopping for
   Improved EMI performance
* Cycle-by-cycle current limiting
* CCM/Valley Switching Operation
* Dynamic peak current limiting for
   constant output power
* Built-in synchronized slope compensation
* Adjustable DC output OVP/UVP/OTP
* OLP/VCC OVP/OTP/BNO/LNO
   (automatic recovery)
* Internal Soft Start
36.0V 16.4V 7.6V 1uA 0.66V 70% Internal Fixed SOT-26
20KHz 65KHz
*Under  Development
隔壁呻吟太大少妇受不了_宝宝把腿开大点就不疼了图_宝贝放松这才一根手指_第一次玩交换真实经历
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