전자부품 데이터시트 검색엔진 |
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SA303-IHZ 데이터시트(PDF) 5 Page - Cirrus Logic |
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SA303-IHZ 데이터시트(HTML) 5 Page - Cirrus Logic |
5 / 14 page SA303 SA303U P r o d u c t I n n o v a t i o n F r o m FIgURE3.ExTERNALCONNECTIONS TABLE.PINDESCRIPTIONS 53 54 55 56 57 58 59 60 61 62 63 64 32 31 30 29 28 27 26 25 24 23 22 21 OUT C NC PGND C PGND C PGND C HS HS NC Cb NC Ct NC NC V S A V S A V S A NC HS HS TEMP NC DIS2 NC Ia Pin# PinName SignalType Simplified Pin Description 29,30,31 V S (phase A) Power High Voltage Supply (8.5-60V) supplies phase A only 51,52,53 OUT C Power Output Half bridge C Power Output 55,56,57 PGND (phase C) Power High Current GND Return Path for Power Output C 3 SC Logic Output Indication of a short of an output to supply, GND or another phase 61 Cb Logic Input Logic high commands C phase lower FET to turn on 63 Ct Logic Input Logic high commands C phase upper FET to turn on 1 Ic Analog Output Phase C current sense output 5 Ib Analog Output Phase B current sense output 7 I LIM/DIS1 Logic Input/Output As an output, logic high indicates cycle-by-cycle current limit, and logic low indicates normal operation. As an input, logic high places all outputs in a high impedance state and logic low disables the cycle-by-cycle current limit function. |
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