FSFR2100_08 FAIRCHILD [Fairchild Semiconductor], FSFR2100_08 Datasheet
FSFR2100_08
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FSFR2100_08 Summary of contents
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FSFR-Series — for Half-Bridge Resonant Converters Features Variable Frequency Control with 50% Duty Cycle for Half-bridge Resonant Converter Topology High Efficiency through Zero Voltage Switching (ZVS) Internal SuperFET™s with Fast-Recovery Type Body Diode (t =120ns) for FSFR2100 and UniFETs rr ...
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Application Circuit Diagram Figure 1. Typical Application Circuit (LLC Resonant Half-bridge Converter) Block Diagram © 2007 Fairchild Semiconductor Corporation FSFR series • 1.0 LVcc Control CON ...
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Pin Configuration Pin Definitions Pin # Name 1 V This is the drain of the high-side MOSFET, typically connected to the input DC link voltage. DL This pin is for enable/disable and protection. When the voltage of this pin is ...
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Absolute Maximum Ratings Stresses exceeding the absolute maximum ratings may damage the device. The device may not function or be operable above the recommended operating conditions and stressing the parts to these levels is not recommended. In addition, extended exposure ...
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Absolute Maximum Ratings Symbol Package Section Torque Recommended Screw Torque Notes: 3. Per MOSFET when both MOSFETs are conducting. 4. The maximum value of the recommended operating junction temperature is limited by thermal shutdown. Thermal Impedance T =25°C unless otherwise ...
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Electrical Characteristics T =25°C unless otherwise specified. A Symbol Parameter MOSFET Section Drain-to-Source BV DSS Breakdown Voltage R On-State Resistance DS(ON) Body Diode Reverse t (5) rr Recovery Time Supply Section I Offset Supply Leakage Current Quiescent ...
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Electrical Characteristics T =25°C unless otherwise specified. A Symbol Parameter Oscillator & Feedback Section V Control Pin Disable Threshold Voltage CONDIS V Control Pin Enable Threshold Voltage CONEN V V-I Converter Threshold Voltage RT f Output Oscillation Frequency OSC DC ...
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Typical Performance Characteristics These characteristic graphs are normalized at T 1.1 1.05 1 0.95 0.9 -50 - Temp ( Figure 4. Low-side MOSFET Duty Cycle vs. Temp. 1.1 1.05 1 0.95 0.9 -50 - Temp ...
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Typical Performance Characteristics These characteristic graphs are normalized at T 1.1 1.05 1 0.95 0.9 -50 - Temp ( Figure 10. OLP Delay Current vs. Temp. 1.1 1.05 1 0.95 0.9 -50 - Temp ...
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Functional Description 1. Basic Operation: FSFR-series is designed to drive high-side and low-side MOSFETs complementarily with 50% duty cycle. A fixed dead time of 350ns is introduced between consecutive transitions, as shown in Figure 16. High side MOSFET gate drive ...
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R-C series network on the R in Figure 19. FSFR-series also has an internal soft-start for 3ms to reduce the current overshoot during the initial cycles, which adds 40kHz to the initial frequency of the external soft-start circuit, as ...
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Once Latch-Mode Protection: triggered, switching is terminated and the MOSFETs remain off. The latch is reset only when LV discharged below 5V. Figure 24. Protection Blocks Current Sensing Using Resistor: FSFR-series senses drain current as a negative voltage, as shown ...
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This protection is latch mode and reset when LV is pulled down below 5V. CC 5.3 Overload Protection (OLP): Overload is defined as the load current exceeding its normal level due to an unexpected abnormal event. In ...
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Typical Application Circuit (Half-bridge LLC Resonant Converter) Application FPS™ Device LCD TV FSFR2100 Features High efficiency ( >94% at 400V Reduced EMI noise through zero-voltage-switching (ZVS) Enhanced system reliability with various protection functions Brownout circuit V V =16~20V CC CC ...
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Typical Application Circuit Usually, LLC resonant converters require large leakage inductance value. To obtain a large leakage inductance, sectional winding method is used. Core: EER3542 (Ae=107 mm Bobbin: EER3542 (Horizontal) Pin (S → → ...
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Physical Dimensions SIPMODAA09RevA Package drawings are provided as a service to customers considering Fairchild components. Drawings may change in any manner without notice. Please note the revision and/or date on the drawing and contact a Fairchild Semiconductor representative to verify ...
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Fairchild Semiconductor Corporation FSFR series • 1.0.3 17 www.fairchildsemi.com ...