FSFR1700HSL FAIRCHILD [Fairchild Semiconductor], FSFR1700HSL Datasheet
FSFR1700HSL
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FSFR1700HSL Summary of contents
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... Package FSFR1800HS 9-SIP 9-SIP FSFR1800HSL L-Forming FSFR1700HS 9-SIP 9-SIP FSFR1700HSL L-Forming Notes: 1. The junction temperature can limit the maximum output power. 2. Maximum practical continuous power in an open-frame design at 50°C ambient. © 2011 Fairchild Semiconductor Corporation FSFR1800 / FSFR1700-HS • Rev.1.0.0 Advanced Fairchild Power Switch ...
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Application Circuit Diagram Figure 1. Typical Application Circuit (LLC Resonant Half-Bridge Converter) Block Diagram © 2011 Fairchild Semiconductor Corporation FSFR1800 / FSFR1700-HS • Rev.1.0.0 Figure 2. Internal Block Diagram 2 www.fairchildsemi.com ...
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Pin Configuration Pin Definitions Pin # Name 1 DL This is the drain of the high-side MOSFET, typically connected to the input DC link voltage This is the line-sensing pin for the input voltage Under-Voltage Lockout (UVLO). This ...
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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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Electrical Characteristics T =25° =17V and Symbol Parameter MOSFET Section BV Drain-to-Source Breakdown Voltage DSS R On-State Resistance DS(ON) Body Diode Reverse t (7) rr Recovery Time Supply Section I Offset Supply ...
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Typical Performance Characteristics These characteristic graphs are normalized at T 1.1 1.05 1 0.95 0.9 -50 - Figure 4. Low-Side MOSFET Duty Cycle vs. Temperature 1.1 1.05 1 0.95 0.9 -50 - Figure 6. High-Side V ...
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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. LV OVP Voltage vs. Temperature CC Figure 12. V vs. Temperature RT,RESET Figure 14. V vs. Temperature ...
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Typical Performance Characteristics These characteristic graphs are normalized at T Figure 16. t DELAY,RESET © 2011 Fairchild Semiconductor Corporation FSFR1800 / FSFR1700-HS • Rev.1.0.0 (Continued) =25ºC. A vs. Temperature 8 Figure 17. V vs. Temperature RT,RESET www.fairchildsemi.com ...
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Functional Description 1. Basic Operation: FSFR-HS 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 18. Once LV is higher ...
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The initial maximum frequency can be set up to 600kHz, which is given by: 1 f ss 792 min SS The soft-start time can be calculated by: ...
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C can be used to reduce some noise induced from Filter transformer or switching transition. Generally, hundreds of pico-farad to tens of nano-farad is adequate, depending on the quantity of noise. The start and stop input-voltage can be calculated as: ...
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Figure 29. Capacitive Sensing © 2011 Fairchild Semiconductor Corporation FSFR1800 / FSFR1700-HS • Rev.1.0.0 9. PCB Layout Guidelines: Duty imbalance problems may occur due to the radiated noise from the main transformer, the inequality of the secondary side leakage inductances ...
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Physical Dimensions 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 or ...
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Physical Dimensions Figure 32. 9-Lead, Single Inline Package (SIP), L-Forming 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 ...
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Fairchild Semiconductor Corporation FSFR1800 / FSFR1700-HS • Rev.1.0.0 15 www.fairchildsemi.com ...