STK681-310 Sanyo Semicon Device, STK681-310 Datasheet
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STK681-310
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STK681-310 Summary of contents
Page 1
... Ordering number : ENA0761A STK681-310 Overview The STK681-310 is a hybrid IC for use in current control forward/reverse DC motor driver with brush. Applications • Office photocopiers, printers, etc. Features • Allows forward, reverse, and brake operations in accordance with the external input signal. • 4.2A startup output current and 8A peak brake output current. ...
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... Input current 2 Current set ting voltage Note: A fixed-voltage power supply must be used. Package Dimensions unit:mm (typ) 29.2 25.6 (20.47) 1 1.0 (5.6) 18 1.0=18.0 (20.4) STK681-310 Symbol Conditions With signals applied With signals applied 2=5.0V, DC current, Tc≤70° 2=5.0V, DC current, Tc=90° 2=5.0V, DC current, Tc=105° ...
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... Derating Curve of Motor Current vs. STK681-310 Operating Board Temperature, Tc The range of DC operating current lies within the above derating curve in the allowable operating range. The above motor current valid within the chopping operating range 1=28V or lower. ...
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... INH 14 Sample Application Circuit V CC 2=5V IN1 IN2 INH C2 10μF/50V STK681-310 OUT1 OUT2 TR1 F1 82kΩ Current control 7.5kΩ STK681-310 OUT1 OUT2 6 Vref2 17 16 Vref1a 4 NC Vref1b RSO RSI 19 ...
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... This IC is not designed for use in an H-bridge driver for power supplies because the I/O response time of its GND side driving device, required when switching the motor rotational direction, is several scores of microseconds. It should be used only for DC motor drivers. STK681-310 IN1 IN2 INH ...
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... Vref1b 18 Vref2 17 S.P 2 RSO 3 RSI 19 STK681-310 Reverse Brake Brake rotation Reverse Stop 2 Brake rotation Input pin for turning TR1 and F1 ON and OFF At high level, TR1: ON and F1: OFF; at low level TR1: OFF and F1: ON Input pin for turning TR2 and F2 ON and OFF At high level, TR2: ON and F2: OFF ...
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... Substrate temperature rise , ΔTc (no heat sink) - Internal average power dissipation, PdAV (2) Internal average power dissipation, Pd, in the DC current-motor current characteristics (typ values for Pd) (3) Overheating current control characteristics Overheating current control functions to prevent driver failure if a motor lock malfunction occurs. STK681-310 ΔTc - PdAV 80 70 ...
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... The package power dissipation, PdPK, refers to the internal average power dissipation, Pd, permissible if used without a heat sink Vdf - If 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0 Vsat1 - 2 =1A 2 1.5 3A 1.0 0.5 0 2.5 3.0 3 STK681-310 PdPK - Ta 3.5 3.0 2.5 2.0 1.5 1.0 0 Ambient temperature °C Tc=25° ITF02535 4.0 4.5 5.0 ITF02537 80 100 120 ITF02511 Vsat1, Vsat2 - ...
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... F1 A.S.O 100 1 0 1.0 STK681-310 V CC 1=24V 2=5.0V, Tc=25°C, OUT1-OUT2, Pin load=1kΩ, 12pin=High ITF02538 2.5 3.0 3.5 4.0 4.5 5.0 ITF02518 Tc=25°C, Tj=150°C, Single pulse 100 ITF02539 ...
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... SANYO Semiconductor Co.,Ltd. shall not be liable for any claim or suits with regard to a third party's intellectual property rights which has resulted from the use of the technical information and products mentioned above. This catalog provides information as of June, 2011. Specifications and information herein are subject to change without notice. STK681-310 INH ...