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STA7056 数据表(PDF) 2 Page - STMicroelectronics |
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STA7056 数据表(HTML) 2 Page - STMicroelectronics |
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2 / 5 page ![]() ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit VS Supply Voltage 20 V IO Output Peak current (repetitive f ≥ 20Hz) 1 A IO Output Peak current (non repetitive t = 100 µs) 1.5 A Ptot Total Power Dissipation (Tcase <70°C) 10 W Tj,Tstg Storage and Function Temperature -40 to 150 °C Tsc Short Circuit Time (the load can be short circuited to all input conditions) 1hr THERMAL DATA Symbol Parameter Value Unit Rth j-case Thermal Resistance Junction-case 8 °C/W Rth j-amb Thermal Resistance Junction-ambient 50 °C/W Power Dissipation Assume: Vs = 11V; RL = 16 Ω The minimum sine-wave dissipation is Pd max = VS 2 π2 ⋅ RL⁄2 = 1.52W The Rth j - amb of the package is 50°C/W. T amb (max) = 150 - 50 x 1.52 = 74°C 1 2 3 4 5 6 7 8 OUTPUT(-) POWER GROUND OUTPUT(+) N.C. SIGNAL GROUND INPUT(+) VS N.C. 9 N.C. SIP9 PIN CONNECTION STA7056 2/5 |
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