A A1 E L2 L1 D L3 H 0.6(ref.) A2 b1 b C e e1 Symbol Dimensions in Millimeters Dimensions in Inches Min Max Min Max A 4.50 4.90 0.177 0.193 A1 2.34 2.74 0.092 0.108 A2 2.56 2.96 0.101 0.117 b 0.70 0.90 0.028 1.47REF b1 0.035 0.058REF C 0.45 0.65 0.018 0.026 D 9.96 10.36 0.392 0.408 E 15.67 16.07 0.617 2.54TYP e 0.633 0.100TYP e1 4.68 5.48 0.184 0.216 H 28.25 29.45 1.112 1.159 L1 3.20 3.40 0.126 0.134 L2 6.48 6.88 0.255 0.271 L3 3.13 3.33 0.123 0.131 正式發行圖面 友順科技股份有限公司 SCALE mm 0 UNISONIC TECHNOLOGIES CO.,LTD REV: A2 PART NO:TO-220F1 TITLE TO-220F1 Package Dimensions 30 2: 1 THIRD ANGLE PROJECTION SHEET 1 of 1 ENG. Naomi Lin 2012/2/9 APPR. Henry Hsiao 2012/2/9