LV8549MC

Ordering number : ENA2039A Bi-CMOS integrated circuit LV8549MC Overview Functions 12V Low Saturation Voltage Drive Stepping Motor Driver The LV8549MC is a 2-channel low saturation voltage forward/reverse motor driver IC. It is optimal for Full step motor drive in 12V system products. • DMOS output transistor adoption (Upper and lower total RON=1Ω typ) • The compact package (SOIC10) is adopted. • VCC max=20v, IO max=1A • For one power supply (The control system power supply is unnecessary.) • Current consumption 0 when standing by Specifications Parameter Absolute Maximum Ratings at Ta = 25°C Symbol VCC max VOUT VIN IGND Pd max Topr Tstg For ch * Conditions Ratings -0.3 to +20 -0.3 to +20 -0.3 to +6 1.0 1.0 -30 to +85 -40 to +150 Unit V V V A W °C °C Maximum power supply voltage Output impression voltage Input impression voltage GND pin outflow current Allowable Power dissipation Operating temperature Storage temperature *: When mounted on the specified printed circuit board (57.0mm ×57.0mm × 1.6mm), glass epoxy, both sides Caution 1) Absolute maximum ratings represent the value which cannot be exceeded for any length of time. Caution 2) Even when the device is used within the range of absolute maximum ratings, as a result of continuous usage under high temperature, high current, high voltage, or drastic temperature change, the reliability of the IC may be degraded. Please contact us for the further details. Recommendation Operating Conditions at Ta = 25°C Parameter Power supply voltage Input “H” level voltage Input “L” level voltage Symbol VCC VINH VINL Conditions Ratings 4.0 to 16 +1.8 to +5.5 -0.3 to +0.7 Unit V V V 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. 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 new introduction or other application different from current conditions on the usage of automotive device, communication device, office equipment, industrial equipment etc. , please consult with us about usage condition (temperature, operation time etc.) 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. 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 ' s products or equipment. 32812 SY 20120323-S00008/31512 SY No.A2039-1/5 LV8549MC Electrical Characteristics at Ta = 25°C, VCC = 12V Ratings Parameter Power supply voltage Symbol ICC0 ICC1 Input current Thermal shutdown operating temperature Width of temperature hysteria Low voltage protection function operation voltage Release voltage Output ON resistance (Upper and lower total) Output leak current Diode forward voltage IOleak VD VO=16V ID=1.0A 1.0 10 1.2 μA V Vthret RON IOUT=1.0A 3.55 0.7 3.8 1 3.95 1.25 V Ω ΔTtsd VthVCC Design certification 3.3 40 3.5 3.65 °C V IIN Ttsd Conditions min Standby mode ENA=L ENA=H VIN=5V Design certification 30 150 1.7 50 180 typ max 1 2.3 65 210 μA mA μA °C Unit Package Dimensions unit : mm (typ) 3426 5.0 10 6 1.5 Pd max - Ta Specified circuit board: 57.0 × 57.0 × 1.6mm3 glass epoxy board, Both sides Allowable power dissipation, Pd max -- W 4.4 6.4 0.37 1.0 1 1.0 5 0.35 1.75 MAX 0.835 0.52 0.5 0.15 1.5 0 -30 -10 0 10 30 50 70 90 0.175 Ambient temperature, Ta -- C SANYO : SOIC10 Pin Assignment VCC 1 ENA 2 IN1 3 IN2 4 NC 5 LV8549MC 10 OUT1 9 OUT2 8 OUT3 7 OUT4 6 GND No.A2039-2/5 LV8549MC Block Diagram VCC LVS H-side PRE OUT1 ENA L-side PRE INPUT LOGIC VCC H-side PRE OUT2 IN1 IN2 OUT3 OUT4 L-side PRE TSD VREF GND M Pin function Pin No. 1 Pin name VCC Pin function Power-supply voltage pin. VCC voltage is impressed. The permissible operation voltage is from 4.0 to 16.0(V). The capacitor is connected for stabilization for GND pin (6pin). Motor drive control input pin. It shifts from the stand-by state to a prescribed output operation corresponding to the state of the input when the ENA pin becomes a standby mode by L, the circuit current can be adjusted to 0, and it makes it to H. It is a digital input, and the range of L level input is 0 to 0.7(V) and the range of H level input are 1.8 to 5.5(V). PWM can be input. Pull-down resistance 100(kΩ) is built into in the terminal. Motor drive control input pin. Driving control input pin of OUT1 (10pin) and OUT2 (9pin). PWM can be input. With built-in pull-down resistance. Motor drive control input pin. Driving control input pin of OUT3 (8pin) and OUT4 (7pin). PWM can be input. With built-in pull-down resistance. Equivalent Circuit 2 ENA 3 IN1 5VREG 4 IN2 5 6 7 NC GND OUT4 Ground pin. Driving output pin. The motor coil is connected between terminal OUT3 (8pin). Driving output pin. The motor coil is connected between terminal OUT4 (7pin). Driving output pin. The motor coil is connected between terminal OUT1 (10pin). Driving output pin. The motor coil is connected between terminal OUT2 (9pin). VCC 8 OUT3 9 OUT2 OUT1 (OUT3) OUT2 (OUT4) 10 OUT1 No.A2039-3/5 LV8549MC Operation explanation 1. STM output control logic ENA L Input IN1 L H H L IN2 L L H H OUT1 OFF H L L H Output OUT2 OUT3 OFF L H H L OFF H H L L OUT4 OFF L L H H State Stand-by Step 1 Step2 Step3 Step4 H 2. About the switch time from the stand-by state to the state of operation When ENA pin are "L", this IC has completely stopped operating. After the time of reset (about 7μs of an internal setting) it shifts to a prescribed output status corresponding to the state of the input when the signal enters the ENA pin. ENA ON ENA IN1 (*IN1 and IN2 are Full-Step input) IN2 OUT1 (OUT2 is a reverse phase of OUT1) OUT3 (OUT4 is a reverse phase of OUT3) Stand-by state (RESET time) Excitation drive of two phase 3. Example of current waveform at full-step mode. IN1 IN2 (%) 100 I1 I2 0 -100 100 0 -100 Step1 Step2 Step3 Step4 No.A2039-4/5 LV8549MC Applied circuit example M OUT1 10 9 8 7 OUT4 6 5 NC GND LV8549MC VCC ENA IN1 IN2 4 OUT2 C1 + 1 2 Logic input * Bypass capacitor (C1) connected between VCC-GND of all examples of applied circuit recommends the electric field capacitor of 0.1μA to 10μA. Confirm there is no problem in operation in the state of the motor load including the temperature property about the value of the capacitor. Mount the position where the capacitor is mounted on nearest IC. 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Such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. In the event that any or all SANYO Semiconductor Co.,Ltd. products described or contained herein are controlled under any of applicable local export control laws and regulations, such products may require the export license from the authorities concerned in accordance with the above law. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written consent of SANYO Semiconductor Co.,Ltd. Any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. When designing equipment, refer to the "Delivery Specification" for the SANYO Semiconductor Co.,Ltd. product that you intend to use. Upon using the technical information or products described herein, neither warranty nor license shall be granted with regard to intellectual property rights or any other rights of SANYO Semiconductor Co.,Ltd. or any third party. SANYO Semiconductor Co.,Ltd. shall not be liable for any claim or suits with regard to a third party's intellctual property rights which has resulted from the use of the technical information and products mentioned above. This catalog provides information as of March, 2012. Specifications and information herein are subject to change without notice. PS No.A2039-5/5 3 OUT3