FS6X1220RT Fairchild Semiconductor, FS6X1220RT Datasheet
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FS6X1220RT
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FS6X1220RT Summary of contents
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... V SD Vcc Vovp TSD Line UVLO ©2005 Fairchild Semiconductor Corporation TM Description The FS6X1220R is specially designed for an off-line DC- DC converters with minimal external components. This device is a current mode PWM controller combined with a high voltage power SenseFET in a single package. The PWM ...
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FS6X1220R Pin Description Pin Number Pin Name 1 Drain 2 GND 3 Vcc Feedback 4 (FB) Line Sense 5 (LS) 2 Pin Function Description High voltage power SenseFET drain connection. This pin is the control ground and the SenseFET source. ...
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Absolute Maximum Ratings (Ta=25°C, unless otherwise specified) Parameter Drain-Gate Voltage (R =1MΩ) GS Gate-Source (GND) Voltage (2) Drain Current Pulsed Single Pulsed Avalanche Energy Continuous Drain Current (Tc = 25°C) Continuous Drain Current (T =100°C) C Supply Voltage Input Voltage ...
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FS6X1220R Electrical Characteristics (SenseFET part) (Ta=25°C unless otherwise specified) Parameter Drain Source Breakdown Voltage Zero Gate Voltage Drain Current Static Drain Source On Resistance Forward Transconductance Input Capacitance Output Capacitance Reverse Transfer Capacitance Turn On Delay Time Rise Time Turn ...
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Electrical Characteristics (Ta=25°C unless otherwise specified) Parameter UVLO SECTION Start Threshold Voltage Stop Threshold Voltage OSCILLATOR SECTION Initial Frequency Voltage Stability Temperature Stability (1) Maximum Duty Cycle Minimum Duty Cycle FEEDBACK SECTION Feedback Source Current Shutdown Feedback Voltage Shutdown Delay ...
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FS6X1220R Typical Performance Characteristics (These Characteristic Graphs are Normalized at Ta= 25°C) (uA - Temp(℃) Figure 1. Start Up Current vs. Temp. (V) 16.0 15.5 15.0 14.5 14.0 - ...
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Typical Performance Characteristics (These Characteristic Graphs are Normalized at Ta= 25°C) [V] 26.0 25.5 25.0 24.5 24.0 - Temp(℃) Figure 7.Over Voltage Protection vs. Temp. [V] 7.6 7.55 7.5 7.45 7.4 - Temp(℃) Figure ...
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FS6X1220R Functional Description 1. Startup : To guarantee stable operation of the control IC, Vcc has under voltage lockout (UVLO) with 6V hysteresis. Figure 1 shows the relation between the supply current (Icc) and the supply voltage (Vcc). Before Vcc ...
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Over Load Protection (OLP) : Overload means that the load current exceeds a pre-set level due to an abnormal situation. In this situation, protection circuit should be activated in order to protect the SMPS. However, even when the SMPS ...
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... T1: EPC19 1 C103 R104 10nF 10K 2 R103 120K D101 UF4004 D102 R105 3 10 UF4004 5 L&S 1 Drain 4 Vfb 2 4 GND 3 Vcc IC101 FS6X1220RT + C104 C105 22uF/50V 47nF/50V D201 L201 C201 C202 + + 330uF/16V 330uF/16V 6 R201 1K IC301 H11A817A R202 R204 1k 15K R203 C203 33k ...
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... Solenoid Winding 18 Solenoid Winding 20 Solenoid Winding 300kHz, 1V 2uH Max 2 Value 330uF/16V Electrolytic Capacitor 330uF/16V Electrolytic Capacitor 10nF/50V Ceramic Capacitor - - Diode UF4004 UF4004 MBRF10100 - IC FS6X1220RT (3.2A, 200V) KSC945 npn transistor KA431(LM431) Voltage reference H11A817A Photo coupler / FS6X1220R Remarks nd all short Note - - - - - - - ...
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Package Dimensions TO-220F-5L(Forming) FS6X1220R 12 ...
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Package Dimensions (Continued) D2-PAK-5L FS6X1220R 13 ...
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... FS6X1220R Ordering Information Product Number FS6X1220RTYDTU TO-220F-5L(Forming) FS6X1220RD YDTU : Forming Type DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS ...