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OPA445AUG4 Datasheet(PDF) 7 Page - Texas Instruments |
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OPA445AUG4 Datasheet(HTML) 7 Page - Texas Instruments |
7 / 25 page OPA445 SBOS156B − MARCH 1987 − REVISED APRIL 2008 www.ti.com 7 TYPICAL CHARACTERISTICS (continued) At TA = +25°C and VS = ±40V, unless otherwise noted. −50 −25 0 25 75 100 125 Temperature ( _C) 0 MAXIMUM POWER DISSIPATION vs TEMPERATURE 50 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 Plastic DIP No Heat Sink T J (max) TO−99: 150 _C DIP, SO: 125 _C TO−99 SO−8 Surface−Mount (non PowerPAD) −50 −25 0 25 75 100 125 Temperature ( _C) MAXIMUM POWER DISSIPATION vs TEMPERATURE 50 2.0 1.5 1.0 0.5 0 T J (12 5_ Cma x) = TA +[(|V S | − |V O |) IO ×θ JA ] θ JA =52_ C/ W, SO −8 Pow er PAD (1in × 0.5in heat−spreader, 1oz Copper) T J =2 5_ C + ( 1.93W × 52_ C/W ) = +1 25_ C SO−8 PowerPAD: T J(max) = +125_ C MAXIMUM OUTPUT VOLTAGE SWING vs FREQUENCY 100k Frequency (Hz) 1k 10k 1M 90 80 70 60 50 40 30 20 10 0 Maximum output without slew−rate induced distortion. 10pF 100pF 1nF 10nF Load Capacitance SMALL−SIGNAL OVERSHOOT vs LOAD CAPACITANCE 60 50 40 30 20 10 0 G= −1 G= +1 G= −2 G= 10 SMALL−SIGNAL STEP RESPONSE G= 1, C L = 100pF 500ns/div LARGE−SIGNAL STEP RESPONSE G= 1, C L = 100pF 2.5 µs/div |
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