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LB1945D Arkusz danych(PDF) 1 Page - Sanyo Semicon Device |
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LB1945D Arkusz danych(HTML) 1 Page - Sanyo Semicon Device |
1 / 9 page Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer 's products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer 'sproductsor equipment. Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to "standard application", intended for the use as general electronics equipment (home appliances, AV equipment, communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee thereof. If you should intend to use our products for applications outside the standard applications of our customer who is considering such use and/or outside the scope of our intended standard applications, please consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our customer shall be solely responsible for the use. 41107 TI PC B8-6489, 6394 No.7633-1/9 LB1945D Overview The LB1945D is a PWM current control stepping motor driver that uses a bipolar drive technique. It is optimal for use with the carriage and paper feed stepping motors used in printers. Functions and Features • PWM current control (external clock) • Digital load current selection function (supports 1-2, W1-2, and 2-phase excitation) • Built-in high and low side diodes • Simultaneous on state prevention function (through-current prevention) • Built-in thermal shutdown circuit • Noise canceling function Specifications Absolute Maximum Ratings at Ta = 25 °C Parameter Symbol Conditions Ratings Unit Motor supply voltage VBB max 30 V Output peak current IO peak tW ≤ 20μs 1.0 A Output continuous current IO max 0.8 A Logic system supply voltage VCC max 6.0 V Logic input voltage range VIN -0.3 to VCC V Emitter output voltage range VE 1.0 V Allowable power dissipation Pd max Independent IC 2.8 W Operating temperature Topr -20 to +90 °C Storage temperature Tstg -55 to +150 °C Monolithic Digital IC PWM Current Control Stepping Motor Driver Ordering number : EN7633A |
Podobny numer części - LB1945D_09 |
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Podobny opis - LB1945D_09 |
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