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THB7128 - Two-phase hybrid stepping motor driver chip

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Part number THB7128
Manufacturer HHBY
File Size 324.86 KB
Description Two-phase hybrid stepping motor driver chip
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HHBY THB7128 、 、 : ● ● ● ● ● ● ● THB7128 MOSFET , Ron=0.53Ω 40VDC, 3.3 A() (1、1/2、1/4、1/8、1/16、1/32、1/64、1/128) 、 : OUT1A NFA 12 13 OUT2A 11 OUT1B 9 OUT2B 7 8 NFB VM 14 VREF 5 DOWN 6 SGND 1 GND 10 15 PGND VCC 16 19 4 3 17 18 2 M1 M2 M3 CLK ENABL OSC1 CW/CCW -1- 2009 11 HHBY 、 : 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 GND CW/CCW CLK OSC1 VREF GND OUT2B NFB OUT1B GND OUT2A NFA OUT1A VM VCC M1 M2 M3 ENABLE / B OUT B B A OUT A A OUT OUT THB7128 VM VCC 、 : 1、 Absolute Maximum Ratings (Ta  25°C) VREF VMmax Iomax VINmax VREFmax Topg Tstg 40 3.3 6 3 -30~+105 -40~+125 V A V V ℃ ℃ -2- 2009 11 HHBY THB7128 2、 Operating Range (Ta  30 to 85°C) VIN VCC VM Io VREF 4.5 4.5 9 0 0 . 5.0 5.0    6 6 40 3.
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