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EN7113A - EN7113A
LB11891V - LB11891V
Ordering number EN7113A
Streaming Tape Driver
Three-Phase Brushless Motor Driver
LB11891V 3-phase brushless motor driver that optimal streaming tape drive motors similar applications.
Three-phase full-wave voltage drive (120° voltagelinear drive) Torque ripple correction circuit (overlap correction) Motor supply voltage control based speed control Built-in Hall sensor output comparator Fixed-phase output function Thermal shutdown circuit
Absolute Maximum Ratings 25°C
Parameter Maximum supply voltage Symbol VCC1 VCC2 Maximum applied output voltage Maximum output current Allowable power dissipation Operating temperature Storage temperature Topr Tstg Independent VCC2 Conditions Ratings VS+2 +150 Unit
SANYO Semiconductor Co.,Ltd. products described contained herein are, with regard "standard application", intended general electronics equipment (home appliances, equipment, communication device, office equipment, industrial equipment etc.). products mentioned herein shall intended "special application" (medical equipment whose purpose sustain life, aerospace instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level reliability directly threaten human lives case failure malfunction product cause harm human bodies, shall they grant guarantee thereof. should intend products applications outside standard applications customer considering such and/or outside scope intended standard applications, please consult with prior intended use. there consultation inquiry before intended use, customer shall solely responsible use. Specifications SANYO Semiconductor Co.,Ltd. products described contained herein stipulate performance, characteristics, functions described products independent state, guarantees performance, characteristics, functions described products mounted customer' products equipment. verify symptoms states that cannot evaluated independent device, customer should always evaluate test devices mounted customer' products equipment.
90308 PC/11504TN (OT) No.7113-1/9
Allowable Operating Conditions 25°C
Parameter Supply voltage Symbol VCC1 VCC2 Hall input amplitude VHALL Between Hall sensor inputs VCC1 VCC2 Conditions Ratings VCC2 Unit mVp-p
Electrical Characteristics 25°C, VCC1 VCC2 4.75V, 1.5V
Parameter Current drain VCC1 Current drain VCC2 Current drain VCC1 Quiescent current VCC2 Quiescent current Quiescent current High side residual voltage side residual voltage High side residual voltage side residual voltage Output saturation voltage Amount overlap Amount overlap: difference between high sides Hall amplifiers Input offset voltage Common-mode input range voltage gain Standby High-level input voltage Low-level input voltage Input current Leakage current High-level input voltage Low-level input voltage Input current Leakage current Hall supply voltage Minus voltage comparator Input hysteresis width Input hysteresis width Low-level output voltage High-level output voltage Allowable output current VFGHYS1 VFGHYS2 VFGOL VFGOH IFGOL When sink current 0.5mA Pulled through internally VCC1-0.5 VHALL 5mA, 0.85 0.81 0.95 0.88 1.05 0.95 VFRCH VFRCL IFRCIN IFRCLK VFRC VFRC VSTH VSTL ISTIN ISTLK VSTBY VSTBY VHOFF VHCM VGVH Design target value Rangle Rangle 0.95 25.5 28.5 31.5 VXH2 VXL2 VOsat IOUT 0.5A IOUT 0.5A IOUT 0.8A, Sink Source Rangle (Average high side overlap amount) (Average side overlap amount) 0.25 0.25 0.40 0.40 1.40 VXH1 VXL1 IOUT 0.2A IOUT 0.2A 0.15 0.15 0.22 0.20 0.29 0.25 ICC1 ICC2 ICC1Q ICC2Q IOUT 100mA IOUT 100mA VSTBY VSTBY VSTBY 10.0 Symbol Conditions Ratings Unit
This parameter design target value measured. Note standard overlap amount parameter report measured value without change.
Continued next page.
Continued from preceding page.
Parameter Lock High-level voltage Low-level voltage Input current Leakage current Thermal shutdown circuit (TSD) operating temperature temperature hysteresis Design target value T-TSD Design target value VLOH VLOL VLOIN VLOLK VLOCK VLOCK Symbol Conditions Ratings Unit
This parameter design target value measured.
unit (typ) 3175C
Allowable power dissipation,
0.65 (0.33) 0.22
VCC1 VCC2 LOCK UOUT VOUT WOUT WIN2 WIN1
VIN2 VIN1 UIN2 UIN1 STBY
Source Sink Hall inputs LOCK
Note entry LOCK columns indicates voltage 2.50V higher, entry indicates voltage 0.4V lower. (When VCC1 Note Hall sensor inputs, input state state where input least 0.02V higher than input, input state state where input least 0.02V lower than input.
Drive signal current generation
Synthesied signal level shifters
Hall input synthesis block (matrix)
WOUT VCC1 STBY 1.2V reference voltage Bias startup circuit
Locked state logic synthesis block VCC2 VX+Vf
High side amplitude control VS-VX-Vf+2
bias circuits individual blocks
(VS/2)+ Hall effect sensor supply voltage output circuit
three hall sensor symthesis circuits
name voltage UIN1 UIN2 VIN1 VIN2 WIN1 WIN2 ANGLE Controls gain from Hall inputs output. gain controlled resistor inserted between this ground. VCC1 Function Capstan motor driver phase Hall effect sensor inputs. logic high state indicates that IN2. Equivalent circuit
VCC2 Power supply that determines amplitude output capstan motor. This voltage must lower than VCC2. U-OUT V-OUT W-OUT Capstan motor driver phase outputs.
Hall effect sensor element bias voltage supply. voltage 0.85V (typical) generated between pins. (When 5mA)
0.9V about 1.9V
Comparator output UIN1 UIN2.
Comparator output VIN1 VIN2.
Three-phase synthesized output phase comparator output.
Continued next page.
Continued from preceding page.
name voltage VCC1 Function Capstan motor forward/reverse control. This determines direction (forward reverse) capstan motor. (This input hysteresis characteristics.) STBY Selects bias supply capstan motor circuits other than comparator. Setting this cuts bias supply. Thus functions standby mode control pin. Equivalent circuit
output phase locked applying high trigger voltage (edge) this pin. This prevents motor from turning application external load motor stopped state.
Power supply used source side pre-driver voltage coil waveform detection comparator.
Power supply used voltages other than motor voltage, source side pre-driver voltage, coil waveform detection comparator.
Ground used systems other than output system.
Overlap Creation Calculations
High side residual voltage
VS-VXH Absolute voltage Electrical angle 180°
High side clamp potential VS-VX VXH)
side clamp potential side residual voltage Time
Overlap Creation voltages generated control block, midpoint taken reference, side will
O.L. Therefore, waveform crossover will O.L. from midpoint. Since that waveform clamped referenced midpoint,
Overlap Calculation High side overlap calculated midpoint
Since high side overlap calculated follows. Overlap
side overlap Since VXL, side overlap calculated follows. Overlap
Application Circuit Example
output output output Standby mode control Hall effect sensor outputs Forward/reverse command voltage application
Hall effect sensor output
Hall effect sensor output
Hall effect sensor output
value Hall sensor bias resistor must determined based sensor output levels.
(Motor speed control power supply)
VCC2 VCC1 0.22F Locked state signal input
Note component values shown this application circuit example examples only, guarantees, explicit implicit, made regarding their characteristics.
SANYO Semiconductor Co.,Ltd. assumes responsibility equipment failures that result from using products values that exceed, even momentarily, rated values (such maximum ratings, operating condition ranges, other parameters) listed products specifications SANYO Semiconductor Co.,Ltd. products described contained herein. SANYO Semiconductor Co.,Ltd. strives supply high-quality high-reliability products, however, semiconductor products fail malfunction with some probability. possible that these probabilistic failures malfunction could give rise accidents events that could endanger human lives, trouble that could give rise smoke fire, accidents that could cause damage other property. When designing equipment, adopt safety measures that these kinds accidents events cannot occur. Such measures include limited protective circuits error prevention circuits safe design, redundant design, structural design. event that SANYO Semiconductor Co.,Ltd. products described contained herein controlled under applicable local export control laws regulations, such products require export license from authorities concerned accordance with above law. part this publication reproduced transmitted form means, electronic mechanical, including photocopying recording, information storage retrieval system, otherwise, without prior written consent SANYO Semiconductor Co.,Ltd. information described contained herein subject change without notice product/technology improvement, etc. When designing equipment, refer "Delivery Specification" SANYO Semiconductor Co.,Ltd. product that intend use. Information (including circuit diagrams circuit parameters) herein example only; guaranteed volume production. Upon using technical information products described herein, neither warranty license shall granted with regard intellectual property rights other rights SANYO Semiconductor Co.,Ltd. third party. SANYO Semiconductor Co.,Ltd. shall liable claim suits with regard third party's intellctual property rights which resulted from technical information products mentioned above.
This catalog provides information September, 2008. Specifications information herein subject change without notice. No.7113-9/9
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