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Ordering number : ENA0352A Monolithic Digital IC LB1800CL Overview Stepping Motor Driver IC The LB1800CL is a 2-channel low-saturation drive low-voltage operation forward/reverse motor driver IC. Its ultraminiature package makes it optimal for 1-2 or 2 phase excitation drive of 2-phase bipolar stepping motors which are commonly used in various portable devices such as digital still cameras. Features * Low saturation voltage, VO (sat) = 0.3V typ. at IO of 150mA * Built-in through current prevention circuit * Zero current drawn in standby mode * On-chip index comparator (open collector output) * Built-in thermal shutdown circuit * ECSP2828-12 ultraminiature leadless package (2.8mmx2.8mmx0.8mm typ) Absolute Maximum Ratings at Ta = 25C Parameter Maximum supply voltage Output voltage Input voltage GND pin outflow current Allowable power dissipation Operating temperature Storage temperature Symbol VCC max VOUT max VIN max I GND Pd max Topr Tstg OUT1, OUT2, OUT3, OUT4 pin IN1, IN2, IN3, IN4 pin Per channel Mounted on a circuit board * Conditions Ratings -0.3 to +8.0 VCC+VSF -0.3 to +8.0 350 450 -20 to +75 -40 to +150 Unit V V V mA mW C C * Mounted on a specified board: 20.0mmx10.0mmx0.8mm, paper phenol 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. 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. 60607 MS IM / 81006 MH IM B8-8896 No.A0352-1/8 LB1800CL Allowable Operating Range at Ta = 25C Parameter Supply voltage Input high level voltage Input low level voltage Symbol VCC VIH VIL IN1, IN2, IN3, IN4 pin Conditions Ratings 2.2 to 7.5 1.5 to 7.5 -0.3 to +0.3 Unit V V V Electrical Characteristics at Ta = 25C, VCC = 3.3V Parameter Power source current Symbol ICC0 ICC1 Output saturation voltage VOUT1 VOUT2* Input current [Index comparator] Internal reference voltage Input voltage range Input hysteresis width Low-level output voltage [Spark killer diode] Reverse current Forward voltage *: Design assured value IS(leak) VSF* IOUT = 200mA 1.7 1 A V VINM VCOM VFGHYS1 VLCOMP Sink = 0.1mA 1.30 0 0.1 0.2 0.2 1.35 1.40 VCC 0.25 0.4 V V V V IIN VIN = 0V IN1 or IN2 = 3V,IN3 or IN4 = 3V VIN = 3V or 0V,IOUT = 100mA VIN = 3V or 0V,IOUT = 200mA VIN = 3V Conditions min Ratings typ 0.1 15 0.2 0.4 60 70 A max 1 20 0.25 A mA V unit Package Dimensions unit : mm (typ) 3324 TOP VIEW 2.8 SIDE VIEW 0.4 BOTTOM VIEW (0.425) 2 0.8 SIDE VIEW (0.8) 0.8 1 1 2.8 0.35 2 0.015 SANYO : ECSP2828-12 0.65 No.A0352-2/8 LB1800CL Pin Assignments GND 500 Pd max -- Ta Specified Substrate : 20.0x10.0x0.8mm3 Peper phenol Allowable power dissipation, Pd max -- mW IN1 450 400 OUT1 1 12 11 10 IN2 300 270 OUT2 2 9 IN3 LB1800CL OUT3 3 8 IN4 200 100 OUT4 4 5 VCC 6 COMP 7 INM Top view 0 -20 0 20 40 60 80 100 ILB01691 Ambient temperature, Ta -- C Block Diagram VCC 1F 45k Thermal shutdown circuit IN1 85k OUT1 Stepping motor OUT2 45k IN2 85k 45k IN3 85k Control Block circuit OUT3 OUT4 45k IN4 85k 300 1.35V INM Interlocked with pins IN1 to IN4 GND COMP No.A0352-3/8 LB1800CL Truth Table Input IN1 L H H L L L L L H H IN2 L L L L H H H L L H H H IN3 L L H H H L L L L IN4 L L L L L L H H H OUT1 OFF H H OFF L L L OFF H OUT2 OFF L L OFF H H H OFF L Output OUT3 OFF OFF H H H OFF L L L OUT4 OFF OFF L L L OFF H H H ON 1-2 phase excitation COMP OFF Standby Remarks Logic output corresponding to the earliest high input is honored (Note 2). Note 1: Hyphens in the "Output" columns denote the off (high impedance) state. Note 2: When inputs IN2/IN3=H/H are applied at the timing shown in (1) in the figure below, the latter input IN3 is ignored and the input logic IN2//IN3=H/L is performed. Similarly, IN2/IN3=L/H is performed in the input timing case of (2). (1) (2) IN2 L H H IN2 L L H IN3 L L H IN3 L H H No.A0352-4/8 LB1800CL Position Detecting Comparator Application Circuit Example 1 a) Circuit diagram Sensor power supply VCC Microcontroller power supply Tr INM + COMP IC peripheral: Position sensor block IC interior: Position detecting circuit b) Timing chart VCC ENA Hysteresis width: 0.2V 1.35V INM Microcontroller power supply COMP Transistor operating range No.A0352-5/8 LB1800CL Position Detecting Comparator Application Circuit Example 2 a) Circuit diagram Sensor power supply VCC Microcontroller power supply INM Tr + COMP IC peripheral: Position sensor block IC interior: Position detecting circuit b) Timing chart VCC ENA Transistor operating range 1.35V INM Hysteresis width: 0.2V Microcontroller power supply COMP No.A0352-6/8 LB1800CL Current Drain 20 18 Saturation Voltage Characteristics 3.0 Output saturation voltage, VOUT -- V VIN1=VIN3=Hi Ta=25C VCC=3.3V Ta=25C Supply current, ICC -- mA 16 14 12 10 8 6 4 2 0 0 2 4 6 8 10 ILB01762 2.5 2.0 1.5 1.0 ] 1P[V ] VOUT 2N[V VOUT 0.5 2)[V V O(sat1 0 0.1 ] 0 0.2 0.3 ILB01763 Supply voltage, VCC -- V 2.0 Reference Voltage Ta=25C 0.50 0.45 COMP Pin Saturation Voltage VCC=3.3V Ta=25C Low-level voltage, VLCOMP -- V Output current, IOUT -- A Internal reference voltage, VINP -- V 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 2 3 4 5 6 7 8 ILB01764 0.40 0.35 0.30 0.25 0.20 0.15 0.10 0.05 0 0 0.02 0.04 0.06 0.08 0.10 ILB01765 Supply voltage, VCC -- V 160 140 120 100 80 60 40 20 0 0 Sink current, Isink -- mA 3.5 Input Current VCC=3.3V Ta=25C Output voltage, VOUT1 -- V Input Threshold Characteristics 3.0 VCC=3.3V Ta=25C Input current, IIN -- A 2.5 2.0 1.5 1.0 0.5 0 2 4 6 8 ILB01766 0 0.5 1.0 1.5 2.0 ILB01767 Input voltage, VIN -- V 3.5 Input voltage, VIN1 -- V Comparator Hysteresis Characteristics, Enlarged 3.0 VCC=3.3V Ta=25C VINM:LowHi 2.5 VCOMP -- V 2.0 1.5 VINM:HiLow 1.0 0.5 0 1.0 1.1 1.2 1.3 1.4 1.5 ILB01768 VINM -- V No.A0352-7/8 LB1800CL SANYO Semiconductor Co.,Ltd. assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein. SANYO Semiconductor Co.,Ltd. strives to supply high-quality high-reliability products, however, any and all semiconductor products fail or malfunction with some probability. It is possible that these probabilistic failures or malfunction could give rise to accidents or events that could endanger human lives, trouble that could give rise to smoke or fire, or accidents that could cause damage to other property. When designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. 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. Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. 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 June, 2007. Specifications and information herein are subject to change without notice. No.A0352-8/8 |
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