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FSQ0165 Datasheet(PDF) 7 Page - Fairchild Semiconductor |
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FSQ0165 Datasheet(HTML) 7 Page - Fairchild Semiconductor |
7 / 21 page © 2007 Fairchild Semiconductor Corporation www.fairchildsemi.com FSQ0365, FSQ0265, FSQ0165, FSQ321 • Rev. 1.0.6 7 Electrical Characteristics (Continued) TA=25C unless otherwise specified. Symbol Parameter Conditions Min. Typ. Max. Unit Control Section tON.MAX1 Maximum On Time1 All but FSQ321 TJ=25°C 10.5 12.0 13.5 µs tON.MAX2 Maximum On Time2 FSQ321 TJ=25°C 6.35 7.06 7.77 µs tB1 Blanking Time1 All but FSQ321 13.2 15.0 16.8 µs tB2 Blanking Time2 FSQ321 7.5 8.2 µs tW Detection Time Window TJ=25°C, Vsync=0V 3.0 µs fS Switching Frequency Variation (14) -25 C < TJ < 85C ±5 ±10 % IFB Feedback Source Current VFB=0V 700 900 1100 µA DMIN Minimum Duty Cycle VFB=0V 0 % VSTART UVLO Threshold Voltage After Turn-on 11 12 13 V VSTOP 7 8 9 V tS/S1 Internal Soft-Start Time 1 All but FSQ321 With Free-Running Frequency 15 ms tS/S2 Internal Soft-Start Time 2 FSQ321 With Free-Running Frequency 10 ms Protection Section ILIM Peak Current Limit FSQ0365 TJ=25°C, di/dt=240mA/µs 1.32 1.50 1.68 A FSQ0265 TJ=25°C, di/dt=200mA/µs 1.06 1.20 1.34 FSQ0165 TJ=25°C, di/dt=175mA/µs 0.8 0.9 1.0 FSQ321 TJ=25°C, di/dt=125mA/µs 0.53 0.60 0.67 VSD Shutdown Feedback Voltage VCC=15V 5.5 6.0 6.5 V IDELAY Shutdown Delay Current VFB=5V 4.0 5.0 6.0 µA tLEB Leading-Edge Blanking Time (13) 200 ns VOVP Over-Voltage Protection VCC=15V, VFB=2V 5.5 6.0 6.5 V tOVP Over-Voltage Protection Blanking Time 2 3 4 µs TSD Thermal Shutdown Temperature (13) 125 140 155 °C Sync Section VSH Sync Threshold Voltage 0.55 0.70 0.85 V VSL 0.14 0.20 0.26 V tSync Sync Delay Time (13,14) 300 ns Total Device Section IOP Operating Supply Current (Control Part Only) VCC=15V 1 3 5 mA ISTART Start Current VCC=VSTART - 0.1V (Before VCC Reaches VSTART) 270 360 450 µA ICH Startup Charging Current VCC=0V, VSTR=Minimum 40V 0.65 0.85 1.00 mA VSTR Minimum VSTR Supply Voltage 26 V Notes: 11. Pulse test: Pulse-Width=300 s, duty=2%. 12. Propagation delay in the control IC. 13. Though guaranteed, it is not 100% tested in production. 14. Includes gate turn-on time. |
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Similar Description - FSQ0165 |
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