ALPHA & OMEGA SEMICONDUCTOR, LTD. S Y M B O L RECOMMENDED LAND PATTERN 6.25 MIN. 6.80 MIN. 6.60 1.50 MIN. 3.00 MIN. 2.286 4.572 BSC UNIT: mm DIMENSION IN MILLIMETERS MIN. NOM. MAX. MIN. NOM. MAX. A 2.184 2.286 2.388 0.086 0.090 0.094 A1 0.000 ----- 0.127 0.000 ----- 0.005 A2 0.889 1.041 1.143 0.035 0.041 0.045 b 0.635 0.762 0.889 0.025 0.030 0.035 b1 0.762 0.840 1.143 0.030 0.033 0.045 b2 4.953 5.340 5.461 0.195 0.210 0.215 c 0.450 0.508 0.610 0.018 0.020 0.024 c1 0.450 0.508 0.610 0.018 0.020 0.024 D 5.969 6.096 6.223 0.235 0.240 0.245 D1 5.210 5.249 D2 0.662 0.762 E 6.350 E1 4.318 6.604 4.826 E2 1.678 1.778 1.878 e 2.286 BSC e1 4.572 BSC 0.205 0.207 0.212 0.862 0.026 0.030 0.034 6.731 0.250 0.260 0.265 4.901 0.170 0.190 0.193 0.066 0.070 0.074 5.380 0.090 BSC 0.180 BSC H 9.398 10.033 10.414 0.370 0.395 0.410 L 1.270 1.520 2.032 0.050 0.060 0.080 L1 NOTE 1. PACKAGE BODY SIZES EXCLUDE MOLD FLASH AND GATE BURRS. MOLD FLASH SHOULD BE LESS THAN 6 MILS. 2. DIMENSION L IS MEASURED IN GAUGE PLANE 3. TOLERANCE 0.10 mm UNLESS OTHERWISE SPECIFIED 4. CONTROLLING DIMENSION IS MILLIMETER. CONVERTED INCH DIMENSIONS ARE NOT NECESSARILY EXACT. 5. REFER TO JEDEC TO-252 (AA) DIMENSIONS IN INCHES 2.921 REF. 0.115REF. L2 0.408 0.508 0.608 0.016 0.020 0.024 L3 0.889 1.016 1.270 0.035 0.040 0.050 L4 0.635 ----- 1.016 0.025 ----- 0.040