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TDA4863-2 Datasheet(PDF) 15 Page - Infineon Technologies AG |
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TDA4863-2 Datasheet(HTML) 15 Page - Infineon Technologies AG |
15 / 27 page TDA4863-2 Electrical Characteristics Version 2.1 15 22 Feb 2005 Overvoltage Regulator Threshold Current IOVR 35 40 45 µA Tj = 25°C , VVAOUT = 3.5 V Current Comparator Input Bias Current IBISENSE -1 -0.2 1 µA VISENSE = 0 V Input Offset Voltage (T j = 25 °C) VISENSEO 25 mV VVAOUT = 2.7 V VMULTIN = 0 V Max Threshold Voltage VISENSEM 0.95 1.0 1.05 V Threshold at OVR VISENOVR 0.05 IOVR = 50 µA Leading Edge Blanking tLEB 100 200 300 ns Shut Down Delay tdISG 80 130 Detector Upper Threshold Voltage VDETINU 1.5 1.6 V Lower Threshold Voltage VDETINL 0.95 1.1 Hysteresis VDETINHY 0.25 0.4 0.55 Input Current IBDETIN -1 -0.2 1 µA VDETIN = 2 V Input Clamp Voltage High State Low State VDETINHC VDETINLC 4.5 0.1 4.9 0.4 5.3 0.7 V IDETIN = 5 mA IDETIN = -5 mA Multiplier Input bias current IBMULTIN -1 -0.2 1 µA VMULTIN = 0 V Dynamic voltage range MULTIN VMULTIN 0 to 4 V VVAOUT = 2.75 V Dynamic voltage range VAOUT VVAOUT VFBto VFB + 1.5 VMULTIN = 1 V Multiplier Gain Klow Khigh 0.3 0.7 VVAOUT < 3 V, VMULTIN = 1 V VVAOUT > 3.5V, VMULTIN = 1 V K = deltaV ISENSE / deltaVVAOUT at VMULTIN = constant 3.2 Characteristics (cont’d) Unless otherwise stated, -40°C < T j < 150°C, VCC = 14.5 V Parameter Symbol Limit Values Unit Test Condition min. typ. max. |
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