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WM8912 датащи(PDF) 127 Page - Cirrus Logic |
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WM8912 датащи(HTML) 127 Page - Cirrus Logic |
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127 / 129 page ![]() Production Data WM8912 w PD, Rev 4.1, February 2013 127 PACKAGE DIMENSIONS FL: 32 PIN QFN PLASTIC PACKAGE 4 X 4 X 0.75 mm BODY, 0.40 mm LEAD PITCH E2 b B 15 A 8 9 e C 0.08 C ccc A A1 C A3 SEATING PLANE 1 L INDEX AREA (D/2 X E/2) TOP VIEW D C aaa 2 X C aaa 2 X E 1 17 24 25 32 D2 B C bbb M A 5 4 NOTES: 1. DIMENSION b APPLIES TO METALLIZED TERMINAL AND IS MEASURED BETWEEN 0.15 mm AND 0.25 mm FROM TERMINAL TIP. 2. ALL DIMENSIONS ARE IN MILLIMETRES. 3. THE TERMINAL #1 IDENTIFIER AND TERMINAL NUMBERING CONVENTION SHALL CONFORM TO JEDEC 95-1 SPP-002. 4. COPLANARITY APPLIES TO THE EXPOSED HEAT SINK SLUG AS WELL AS THE TERMINALS. 5. REFER TO APPLICATION NOTE WAN_0118 FOR FURTHER INFORMATION REGARDING PCB FOOTPRINTS AND QFN PACKAGE SOLDERING. 6. THIS DRAWING IS SUBJECT TO CHANGE WITHOUT NOTICE. A3 G b Exposed lead DETAIL 1 DETAIL 1 EXPOSED GROUND PADDLE 6 BOTTOM VIEW SIDE VIEW 16 DM067.A Dimensions (mm) Symbols MIN NOM MAX NOTE A A1 A3 0.70 0.75 0.8 0.05 0.035 0 0.203 REF b D D2 E E2 e L 0.25 0.15 4.00 BSC 2.75 2.7 2.65 0.40 BSC 0.35 0.40 0.45 1 2 2 4.00 BSC 2.75 2.7 2.65 0.10 aaa bbb ccc REF: 0.05 0.10 Tolerances of Form and Position 0.2 0.5 G |
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