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STV9379F 数据表(PDF) 3 Page - STMicroelectronics |
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STV9379F 数据表(HTML) 3 Page - STMicroelectronics |
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3 / 5 page ![]() ELECTRICAL CHARACTERISTICS (VS = 42V, TA = 25 oC, unless otherwise specified) Symbol Parameter Test Conditions Min. Typ. Max. Unit VS Operating Supply Voltage Range Versus Pin 4 10 42 V V3M Operating Flyback Supply Voltage (V3M ≤ VS + 50V) Versus Pin 4 VS 90 V I2 Pin 2 Quiescent Current I3 = 0, I5 = 0 13 20 mA I6 Pin 6 Quiescent Current I3 = 0, I5 = 0 5 10 30 mA IO Max. Operating Peak Output Current 1.0 A I1 Amplifier Bias Current V1 = 22V, V7 = 23V - 0.15 - 1 µA I7 Amplifier Bias Current V1 = 23V, V7 = 22V - 0.15 - 1 µA VIO Offset Voltage 7mV ∆VIO/dt Offset Drift versus Temperature - 10 µV/oC GV Voltage Gain 80 dB V5L Output Saturation Voltage to GND (Pin 4) I5 = 1.0A 1 1.5 V V5H Output Saturation Voltage to Supply (Pin 6) I5 = - 1.0A 1.6 2.1 V VD5 - 6 Diode Forward Voltage between Pins 5-6 I5 = 1.0A 1.5 2.0 V VD3 - 6 Diode Forward Voltage between Pins 3-6 I3 = 1.0A 1.6 2.0 V V3-6 Voltage Drop between Pins 3-6 (2nd part of flyback) I3 = - 1.0A 2.6 3.0 V POWER AMPLIFIER 4 5 7 R5 R3 R2 R4 R1 1 2 6 Flyback Supply V REF Ly Yoke Rd (*) +V S C L STV9379F THERMAL PROTECTION 3 Ly 50 m s Ly 20 m s < Rd < (*) APPLICATION CIRCUITS AC COUPLING STV9379F 3/5 |
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