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SFH6943A Datasheet(PDF) 3 Page - Vishay Siliconix |
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SFH6943A Datasheet(HTML) 3 Page - Vishay Siliconix |
3 / 7 page ![]() Document Number: 81687 For technical questions, contact: optocoupler.answers@vishay.com www.vishay.com Rev. 1.2, 18-Feb-08 3 SFH6943A Optocoupler, Phototransistor Output, SOT-223/10, Quad Channel Vishay Semiconductors TYPICAL CHARACTERISTICS Tamb = 25 °C, unless otherwise specified Fig. 1 - Switching times (typ.) Fig. 2 - Switching Waveform Fig. 3 - LED Current vs. LED Voltage Fig. 4 - Non-Saturated Current Transfer SWITCHING CHARACTERISTICS PARAMETER TEST CONDITION SYMBOL MIN. TYP. MAX. UNIT Turn-on time IE = 2 mA, RE = 100 Ω, VCC = 5 V ton 3µs Rise time IE = 2 mA, RE = 100 Ω, VCC = 5 V tr 2.6 µs Turn-off time IE = 2 mA, RE = 100 Ω, VCC = 5 V toff 3.1 µs Fall time IE = 2 mA, RE = 100 Ω, VCC = 5 V tf 2.8 µs isfh6943_01 V O V CC =5 V R E = 100 Ω f=10 kHz D F = 50 % I F → I E = 2 mA ↓ isfh6943_02 V 0 I F t R t F t OFF t ON 0.01 0.1 1 10 0.8 0.9 1.0 1.1 1.2 1.3 1.4 V F (V) 85 °C 50 °C 25 °C - 25 °C 21042 0 1 2 3 4 5 6 0.1 1 10 I F (A) Normalized to NCTR = f (I F) V CE = 1.5 V I F = 1 mA 21043 |