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| WS34063A WS34063 Series is a monolithic control circuit ! DC c" #"$ %%$$ $$$&"$% "& #& $$'% &"$"$& '($ DC TO DC CONVERTOR CONTROLLER / 0-/1)- -0;= !" !" !" )*+ ,&' !$ !" )& !" Wing Shing Computer Components Co., (H.K.)Ltd. Homepage: http://www.wingshing.com -. ! " #$ % & / 0- WS *+3*AP 45 /1)- WS *+3*AD 45 !" )"$6'$ !" 789:89 Tel:(852)2341 9276 Fax:(852)2797 8153 E-mail: wsccltd@hkstar.com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onverter Controller PAD LOCATION WS34063A (NEW DESIGN) 1 1 8 2 7 6 3 4 5 Chip Size: 1.72X1.82 mm PAD No. 1 2 3 4 5 6 7 8 PAD NAME Switch Collector *1 Switch Emitter *1 Timing Capacitor GND Comparator Inverting Input VCC IPK Sense Driver Collector *1: Two wires must be connected to 1 and 2 pin WS34063A DC TO DC CONVERTER CONTROLLER 8 5 -B- 1 4 NOTES: 1. DIMENSION L TO CENTER OF LEAD WHEN FORMED PARALLEL. 2. PACKAGE CONTOUR OPTIONAL (ROUND OR SQUARE CORNERS). 3. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. DIM A B C D F G H J K L M N MILLIMETERS MIN MAX 9.40 10.16 6.10 6.60 3.94 4.45 0.38 0.51 1.02 1.78 2.54 BSC 0.76 1.27 0.20 0.30 2.92 3.43 7.62 BSC --- 10_ 0.76 1.01 INCHES MIN MAX 0.370 0.400 0.240 0.260 0.155 0.175 0.015 0.020 0.040 0.070 0.100 BSC 0.030 0.050 0.008 0.012 0.115 0.135 0.300 BSC --- 10_ 0.030 0.040 F NOTE 2 -A- L C -T- SEATING PLANE J N D K M M TA B H G 0.13 (0.005) M M Attention: M=10 o |
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