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U840B Datasheet(PDF) 5 Page - TEMIC Semiconductors |
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U840B Datasheet(HTML) 5 Page - TEMIC Semiconductors |
5 / 8 page U840B TELEFUNKEN Semiconductors Rev. A2, 03-Feb-97 5 (8) Absolute Maximum Ratings Parameters Symbol Value Unit Supply voltage t = 60 s t = 1 h VS VS 24 18 V V Ambient temperature range Tamb –40 to +100 °C Storage temperature range Tstg –55 to +125 °C max. junction temperature TJ 150 °C Thermal Resistance Parameters Symbol Value Unit Junction ambient DIP8 SO8 RthJA RthJA 110 160 K/W K/W Electrical Characteristics VBatt = 13.5 V, Tamb = 25°C, reference point ground (Pin 7) circuit with recommended external circuitry Parameters Test Conditions / Pin Symbol Min. Typ. Max. Unit Supply Supply voltage range VS 9 16 V Supply current, all push- buttons open I6 3 mA Undervoltage threshold POR V6 4 V Series resistance RV 180 W Filter capacitance CS 47 mF Internal Z-diode V6 14 V INT input (Pin 1) Protective diode V1 14 V Internal capacitance C1 25 pF External resistance RINT 1 k W Leakage resistance RL 40 60 k W PP input (Pin 4) Protective diode V4 14 V Internal capacitance C4 13 pF Threshold V4 0.5 * VS V Pull-down resistance R4 120 k W WASH-input (Pin 5) Protective diode V5 14 V Internal capacitance C5 25 pF Threshold V5 0.5 VS V Leakage resistance RL 10 k W Pull-down resistance R5 20 k W Relay output with limitation of short circuit current (Pin 8) Saturation voltage 100 mA V8 1.0 V Saturation voltage 200 mA V8 1.2 V Relay coil resistance RREL 60 W |
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