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TDA7476 Scheda tecnica(PDF) 2 Page - STMicroelectronics |
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TDA7476 Scheda tecnica(HTML) 2 Page - STMicroelectronics |
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2 / 15 page ![]() I 2C INTERFACE ADD DIG-GND SCL SDA AUX1 AUX2 RSENS1 RSENS2 D96AU499A CH5 CH4 CH3 CH2 CH1 CURRENT FORCING & COMPARATORS DELAY VOLTAGE REGULATOR & TEST SIGNAL GENERATOR OUT IN IN OUT RCS CT W ST-BY SW1 C2 100nF 5V REF VS 12 2 3 4 5 11 10 14 13 19 8 7 6 15 16 17 18 19 20 21 22 23 24 C3 10 µF R3 10K Ω R4 10K Ω R5 51 Ω C1 10 ∝F BLOCK DIAGRAM THERMAL DATA Symbol Parameter Value Unit RTh j-amb Thermal resistance junction to ambient Max. 85 °C/W ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit Vop Operating Supply Voltage 18 V Vs DC Supply Voltage 28 V Vpeak Peak Supply Voltage t = 50ms 40 V Ptot Total Power Dissipation Tcase = 25 °C 1.5 W Tstg;Tj Storage and Junction Temperature -40 to 150 °C VSB Stand-by Pin Voltage 6 V VSDA SDA Pin Voltage 6 V VSCL SCL Pin Voltage 6 V VADD ADD Pin Voltage 6 V ELECTRICAL CHARACTERISTICS (Vs = 14.4V; Tamb =25 °;RL =4Ω, unless otherwise specified.) Symbol Parameter Test Condition Min. Typ. Max. Unit VSBIN Stand-By IN Threshold 1.5 V VSBOUT Stand-By OUT Threshold 3.5 V ISB Stand-By Current Consumption Stand-By Voltage Pin = 1.5V 100 µA Iq Total Quiescent Current Total quiescent Current with TDA7476 not addressed 5mA TDA7476 2/15 |
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