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Diffstat (limited to '3507/CH15/EX15.11/Ex15_11.sce')
| -rw-r--r-- | 3507/CH15/EX15.11/Ex15_11.sce | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/3507/CH15/EX15.11/Ex15_11.sce b/3507/CH15/EX15.11/Ex15_11.sce new file mode 100644 index 000000000..bdd76b5f4 --- /dev/null +++ b/3507/CH15/EX15.11/Ex15_11.sce @@ -0,0 +1,17 @@ +//chapter15
+//example15.11
+//page333
+
+T_Jmax=90 // degree celcius
+T_amb=30 // degree celcius
+
+//case 1 : without heat sink
+theta1=300 // degree celcius per watt
+P_total1=(T_Jmax-T_amb)/theta1
+
+//case 2 : with heat sink
+theta2=60 // degree celcius per watt
+P_total2=(T_Jmax-T_amb)/theta2
+
+printf("case 1 : without heat sink \n maximum power dissipation = %.3f mW \n",P_total1*1000)
+printf("case 2 : with heat sink \n maximum power dissipation = %.3f mW \n",P_total2*1000)
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