TA8401F

TA8401F TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC TA8401F FUNCTIONAL BRIDGE DRIVER FEATURES l Wide operating supply voltage range. : VCC (opr.) = 3.0~15 V l Capsuled in flat package 16 pin. l Forward and reverse rotation, short brake modes are Available by means of rotation control signals. l High efficiency is obtained. l Can be used as interface driver. BLOCK DIAGRAM Weight: 0.14 g (Typ.) 1 2001-06-13 PIN FUNCTION PIN No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 SYMBOL VCC NC IN1 IN2 IN3 IN4 NC GND 2 OUT a OUT A OUT A GND 1 GND 1 OUT B OUT B OUT b FUNCTIONAL DESCRIPTION Power supply voltage Non Connection Signal input terminal Signal input terminal Signal input terminal Signal input terminal No connection Logic GND terminal Output a Truth table 1 Output A Power GND terminal Output B Output b TA8401F FUNCTION (1) Bridge driver (Truth table 1) CONTROL INPUT MODE IN1 IN2 IN3 IN4 H LHH OUT A ON (−500 mA) 2 Input Control L HHH ― H H H H ON (−500 mA) OUTPUT OUT B OUT a ― ON (−25 mA) ON (−500 mA) ― ON (−500 mA) ― L LHH ― ― ― 1 Input Control H L L H ON (−500 mA) ― ON (−25 mA) L LLH ― ON (−500 mA) ― H/L H L H ON (−500 mA) ON (−500 mA) ― ― ―― L ― ― ― OUT b ― ON (−25 mA) ― ― OPERATING MODE NOTE Forward Rotation Reverse Rotation Brake STOP ― ― ON (−25 mA) ― ― A ON B ON AB ON INHIBIT HIGH 2.0 V (MIN) LOW 0.3 V (MAX) 2 2001-06-13 TA8401F (2) Interface driver application If IN3 and IN4 connect to “HI...