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ADM7150ACPZ-1.8-R7 数据表(PDF) 20 Page - Analog Devices |
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ADM7150ACPZ-1.8-R7 数据表(HTML) 20 Page - Analog Devices |
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20 / 24 page ![]() ADM7150 Data Sheet Figure 63 to Figure 68 show junction temperature calculations for different ambient temperatures, power dissipation, and areas of PCB copper. TOTAL POWER DISSIPATION (W) 6400mm2 500mm2 25mm2 TJ MAX 25 35 45 55 65 75 85 95 105 115 125 135 145 155 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 Figure 63. Junction Temperature vs. Total Power Dissipation for the 8-Lead LFCSP, TA = 25°C TOTAL POWER DISSIPATION (W) 1.8 2.0 2.2 2.4 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 50 60 70 80 90 100 110 120 140 160 130 150 6400mm2 500mm2 25mm2 TJ MAX Figure 64. Junction Temperature vs. Total Power Dissipation for the 8-Lead LFCSP, TA = 50°C TOTAL POWER DISSIPATION (W) 1.5 0.8 0.9 1.0 1.1 1.2 1.3 1.4 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 65 75 85 95 105 115 125 135 155 145 6400mm2 500mm2 25mm2 TJ MAX Figure 65. Junction Temperature vs. Total Power Dissipation for the 8-Lead LFCSP, TA = 85°C TOTAL POWER DISSIPATION (W) 2.8 2.6 2.4 3.0 2.2 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 25 155 145 125 102 85 65 45 135 115 95 75 55 35 6400mm2 500mm2 25mm2 TJ MAX Figure 66. Junction Temperature vs. Total Power Dissipation for the 8-Lead SOIC, TA = 25°C TOTAL POWER DISSIPATION (W) 1.8 2.0 2.2 2.4 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 50 60 70 80 90 100 110 120 130 160 150 140 6400mm2 500mm2 25mm2 TJ MAX Figure 67. Junction Temperature vs. Total Power Dissipation for the 8-Lead SOIC, TA = 50°C TOTAL POWER DISSIPATION (W) 2.0 1.6 1.8 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 65 75 85 95 105 115 125 135 155 145 6400mm2 500mm2 25mm2 TJ MAX Figure 68. Junction Temperature vs. Total Power Dissipation for the 8-Lead SOIC, TA = 85°C Rev. 0 | Page 20 of 24 |
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