Ordering number : EN8315 Monolithic Digital IC LB11699H For CD-ROM Drives Spindle Motor Driver IC Overview The LB11699H is a spindle motor driver IC for CD-ROM drives. Features • Three-phase brushless motor driver Functions • Current linear drive • Voltage controlled amplifier • The use of high side current detection means that there is no loss (or voltage drop) due to the current detection resistor. • Built-in short-circuit braking circuit • Built-in reverse rotation prevention circuit • Hall sensor FG output • Built-in start/stop function • Built-in current limiter circuit (adjustable) • Built-in Hall sensor power supply • Built-in thermal shutdown circuit • Supports 3.3V DSPs • Maximum current rating: 2.0A 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. 41107 TI PC B8-5374 No8315 -1/9 LB11699H Specifications Maximum Ratings at Ta = 25°C Parameter Symbol Conditions Ratings Unit Supply voltage1 VCC1 max 7.0 V Supply voltage 2 VCC2 max 14.4 V V Output apply voltage VO max 14.4 Input apply voltage VI max VCC1 V Output current IO max 2.0 A Allowable internal power Pd max 0.8 W Independent IC dissipation When mounted on a circuit board *1 1.9 Operating temperature Topr -20 to +75 °C Storage temperature Tstg -55 to +150 °C *1 Specified circuit board : 114.3 × 76.1 × 1.6mm3, glass epoxy. Operating Conditions at Ta = 25°C Parameter Symbol Supply voltage 1 VCC1 Supply voltage 2 VCC2 Conditions Ratings ≥ VCC1 Unit 4 to 6 V 4 to 13.6 V Application Example at Ta = 25°C (1) 12V model Power supply pin Conditions VCC1 Regulated voltage VCC2 Unregulated voltage Ratings Unit 4 to 6 V 4 to 13.6 V Electrical Characteristics at Ta = 25°C, VCC1 = 5.0V, VCC2 = 12V (unless otherwise specified) Parameter Symbol Ratings Conditions min typ Unit max Supply Current Supply current 1 Supply current 2 ICC1 VC = VCREF ICC2 6.0 9.0 mA VC = VCREF 1.0 mA Output stop current 1 ICC1OQ VS/S = 0V 200 μA Output stop current 2 ICC2OQ VS/S = 0V 350 μA V Output Block High-side saturation voltage 1 VOU1 IO = -0.5A 1.0 1.5 Low-side saturation voltage 1 VOD1 IO = 0.5A 0.3 0.5 V High-side saturation voltage 2 VOU2 IO = -1.5A 1.1 1.8 V Low-side saturation voltage 2 VOD2 IO = 1.5A 0.6 1.2 V VCC1 1.0 V Hall Sensor Amplifier Block Common-mode input voltage VHCOM 1.2 range Input bias current VHIB Hall sensor minimum input level VHIN 60 High-level voltage VS/SH 2.0 Low-level voltage VS/SL μA 1 mVp-p S/S Pin Input current IS/SI VS/S = 5V Leakage current IS/SL VS/S = 0V -30 VCC1 V 0.7 V 200 μA μA Continued on next page. No. 8315 -2/9 LB11699H Continued from preceding page. Parameter Symbol Ratings Conditions min typ Unit max Control Block VC pin input current IVC VCREF pin input current IVCREF VC = VCREF = 1.65V -1 VC = VCRE F= 1.65V -1 μA μA Voltage gain GVCO ΔVRF/ΔVC Rising voltage VCTH VCREF = 1.65V 1.5 1.8 V ΔVCTH VCREF = 1.65V 50 150 mV 0.4 Times/ deg Rising voltage width Hall Sensor Power Supply Hall sensor supply voltage VH Allowable current IH IH = 5mA 0.8 V 20 mA Thermal Shutdown Circuit Thermal shutdown operating TTSD Design target value* ΔTTSD Design target value* 150 180 °C 210 temperature Thermal shutdown temperature °C 15 hysteresis Short-Circuit Braking BRAKE pin high-level voltage VBRH 2.5 5 V BRAKE pin low-level voltage VBRL 0 1 V Single Hall Sensor/Three Hall Sensor FG Switching FGSEL pin high-level voltage VFSH 2.5 5 V FGSEL pin low-level voltage VFSL 0 1 V Current Limiter Setting Current limiter set voltage VCL1 VLMC pin input voltage range REF = 0.39Ω, VLMC = VREF VLMCC Reference voltage 0.4 Design target value* VREF V 0 1.3 IVREF =10μA V 1.25 V Note: The Hall comparator output goes to the high level when the S/S pin is in the off state (standby mode). * The design specification items are design guarantees and are not measured. Package Dimensions unit : mm (typ) 3234B Pd max – Ta HEAT SPREADER 15.2 (6.2) 0.65 7.9 10.5 15 (4.9) 28 14 1 0.8 2.0 0.25 0.3 (2.25) 2.45 max (0.8) Mounted on the specified circuit board : 114.3 × 76.1 × 1.6mm3 glass epoxy board 2.0 1.9 1.5 1.14 1.0 Independent IC 0.8 0.5 0 -20 0.48 0 20 40 60 80 100 Ambient temperature, Ta – °C 0.1 2.7 Allowable power dissipation, Pd max – W 2.5 SANYO : HSOP28HC(375mil) No. 8315 -3/9 LB11699H Pin Assignment LB11699H 1 VC VREF 28 2 VCREF VLMC 27 3 FC NC 26 4 FGSEL NC 25 5 SIG GND NC 24 6 S/S NC 23 7 BRAKE WOUT 22 FRAME GND FRAME GND 8 FG VOUT 21 9 RS UOUT 20 10 VH VCC2 19 11 WIN1 RF 18 12 WIN2 VCC1 17 13 VIN1 UIN2 16 14 VIN2 UIN1 15 Top view Truth Table Source → Sink 1 2 3 4 5 6 W phase → V phase V phase → W phase W phase → U phase U phase → W phase V phase → W phase W phase → V phase U phase → V phase V phase → U phase V phase → U phase U phase → V phase U phase → W phase W phase → U phase Input Control voltage U V W High High Low High Low High High Low Low Low Low High Low High Low High Low High Low Low High High Low High Low High High Low High Low Input high: Input 1 is at least 0.2V higher than input 2 for a given phase. Input low: Input 2 is at least 0.2V higher than input 1 for a given phase. Brake Operation Truth Table BRAKE pin Operation at VC < VCREF High Short-circuit braking Low or open Reverse torque braking No. 8315 -4/9 VH WIN2 WIN1 VIN2 VIN1 UIN2 UIN1 VCC1 Hall sensor power supply Rotation direction detection FG Waveform distributor RS FGSEL Single Hall sensor/ three Hall sensor FG switching Forward/ reverse FC S/S VREF Refrence voltage Current limiter FRAME GND Thermal shutdown circuit Current limiter setting Short-circuit braking circuit / reverse rotation braking switching function VLMC VC VCREF BRAKE FRAME GND WOUT VOUT UOUT RF VCC2 LB11699H Block Diagrams Matrix No. 8315 -5/9 LB11699H Application Example CTRL signal 1 VC VREF 28 CTRL reference voltage 2 VCREF VLMC 27 3 FC NC 26 4 FGSEL NC 25 5 SIG GND NC 24 S/S 6 S/S NC 23 BRAKE 7 BRAKE 0.1μF FG select FRAME GND WOUT 22 0.1μF FRAME GND 8 FG VOUT 21 9 RS UOUT 20 0.1μF 10 VH 0.1μF VCC2 19 12V 0.39Ω 11 WIN1 0.047μF RF 18 12 WIN2 VCC1 17 13 VIN1 0.047μF 14 VIN2 0.1μF 5V 0.1μF UIN2 16 0.047μF UIN1 15 The values of the capacitors between power supply and ground, between output and ground, and between the Hall sensor inputs vary depending on the motor used. In particular, the Hall sensor input capacitors may not be required for some motors. Current limiter set voltage <Information> Current Limiter Setting The LB11699H current limiter set voltage is the VLMC pin voltage, and varies as shown in the figure to the left. When the VLMC pin voltage is 0V, the current limiter set voltage will be 0V and no output current will flow. 0.4 0 VLMC voltage [V] 1.25 No. 8315 -6/9 LB11699H Pin Functions Pin No. Pin 19 VCC2 Pin Description voltage 4V Power supply that provides the source side to predriver voltage. 13.6V Equivalent Circuit Power supply that provides the constant current control amplifier voltage. 17 VCC1 4V to 6V Power supply that provides all voltages other than those for the output transistors, the source side predrivers, and the low-current control amplifier. 9 RS Reverse rotation detection Outputs a high level for forward rotation. Outputs a low level for reverse rotation. 8 FG VCC1 10kΩ 100μA 8 9 One or three Hall sensor Schmitt trigger comparator synthesized output 15 UIN1 1.2V U phase Hall sensor input and reverse rotation to detection U phase Schmitt trigger comparator VCC1-1V 16 input. The logical high state indicates the state where UIN2 VCC1 UIN1 > UIN2. 13 25μA V phase Hall sensor input and reverse rotation VIN1 detection V phase Schmitt trigger comparator input. 15 13 200Ω 11 14 The logical high state indicates the state where VIN2 25μA VIN1 > VIN2. 11 200Ω 16 14 12 WIN1 25μA W phase Hall sensor input and reverse rotation detection W phase Schmitt trigger comparator input. 12 WIN2 The logical high state indicates the state where WIN1 > WIN2. 10 VH Provides the Hall sensor low side device voltage . VCC1 75μA 10 30kΩ 6 S/S 0V All internal circuits are stopped by setting this to pin to 0.7V or lower or by setting it open. VCC1 2kΩ VCC1 Set this pin to 2.0V or higher when driving the motor. 6 75kΩ 50kΩ 5 SIG GND Ground for all systems except the output system. Continued on next page. No. 8315 -7/9 LB11699H Continued from preceding page. Pin No. Pin 3 FC Pin Description voltage Equivalent Circuit Control loop frequency characteristics VCC1 correction Current control system closed loop oscillations can be prevented by connecting a capacitor 2kΩ between this pin and ground. 3 20kΩ 2 VCREF 0V 5kΩ Control system reference voltage input to VCC1-1.5V VCC1 The control system start voltage is determined by this voltage. 1 VC 0V Speed control voltage input to This is a voltage controlled system in which: VCC1 25μA 15μA 15μA 25μA 51kΩ The motor turns in the forward direction when VC > VCREF, and 200Ω 2 1 The motor turns decelerates when VC < 100μA VCREF. (Since the LB11699H includes a reverse rotation prevention circuit, the motor will never turn in the reverse direction.) 22 WOUT W phase output FRAME Output transistor ground VCC2 GND 21 VOUT V phase output 20 UOUT U phase output 18 RF 18 3.9Ω High side output transistor collector (common 20 21 22 to all three phases) 3.9Ω Connect a resistor between the RF pin and FRAME GND VCC3 for current detection. The LB11699H detects this voltage to operate the constant current control and current limiter functions. 27 VLMC 0 This pin determines the current limiter set to voltage. The current limiter set voltage can be 1.3V VCC1 changed by applying a voltage to this pin. 6μA 6μA 6μA 200Ω 27 28 VREF 6pF Reference voltage (1.25V typical) output VCC1 28 Continued on next page. No. 8315 -8/9 LB11699H Continued from preceding page. Pin No. Pin 7 BRAKE Pin Description voltage 0V Short-circuit braking pin to BRAKE : High → brake VCC1 Low → drive Equivalent Circuit VCC1 100μA Open 75kΩ 7 50kΩ 4 FGSEL 0V Single Hall sensor/three Hall sensor FG to switching pin VCC1 VCC1 100μA FGSEL : High → three Hall senso Low → single Hall sensor 75kΩ 4 Open 50kΩ 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 April, 2007. Specifications and information herein are subject to change without notice. PS No.8315 -9/9