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FAN6862WRTY データシート(PDF) 5 Page - Fairchild Semiconductor |
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FAN6862WRTY データシート(HTML) 5 Page - Fairchild Semiconductor |
5 / 16 page © 2012 Fairchild Semiconductor Corporation www.fairchildsemi.com FAN6862W • Rev. 1.0.0 5 Electrical Characteristics VDD = 15 V and TA = 25°C, unless otherwise noted. Symbol Parameter Condition Min. Typ. Max. Unit VDD Section VDD-OP Continuously Operating Voltage 20 V VDD-ON Turn-On Threshold Voltage 15 16 17 V VDD-OFF Turn-Off Voltage 6.5 7.0 7.5 V VDD-LH Threshold Voltage for Latch-Off Release FAN6862W, FAN6862WL Only 4 V IDD-ST Startup Current VDD-ON – 0.16 V 8 15 µA IDD-OP1 Operating Supply Current in PWM Operation VDD = 20 V, VFB = 3 V Gate Open 2 mA IDD-OP2 Operating Supply Current when VFB < VFB-ZDC VDD = 15 V, VFB < VFB-ZDC 600 µA VDD-OVP VDD Over-Voltage Protection FAN6862WL-Latch, FAN6862WR-Auto Restart 21.0 22.2 23.5 V tD-VDDOVP VDD OVP Debounce Time 50 µs IDD-LH Latch-Off Holding Current VDD = 5 V; FAN6862W, FAN6862WL Only 70 80 µA Feedback Input Section AV Input-Voltage to Current-Sense Attenuation 1/4.0 1/3.5 1/3.0 V/V ZFB Input Impedance 17 kΩ VFB-OPEN FB Pin Open Voltage 5.2 5.4 5.6 V VFB-OLP Threshold Voltage for Open-Loop Protection 4.3 4.6 4.9 V tD-OLP Open-Loop Protection Delay VFB > VFB-OLP, tON > 2.5 µs, TA = -40 to +105°C 54 60 66 ms tD-SCP Secondary Short-Circuit Protection Delay FB > VFB-OLP, tON < 2.5 µs, TA = -40 to +105°C 6 7 8 ms tON-SCP Short-Circuit Protection On-Time Detection VFB>VFB-OLP, TA = -40 to +105°C 2.5 µs Current Sense Section tPD Delay to Output 100 250 ns tLEB Leading-Edge Blanking Time 200 250 ns VLIMIT-H High Threshold Voltage for Current Limit Duty>55% 0.57 0.60 0.63 V VLIMIT-L Low Threshold Voltage for Current Limit Duty = 0% 0.36 0.39 0.42 V tSOFT-START Period During Startup Time Startup Time 4.75 5.00 10.00 ms Continued on the following page… |
同様の部品番号 - FAN6862WRTY |
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同様の説明 - FAN6862WRTY |
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