LB1801CL Monolithic Digital Stepping Motor Driver LB180

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LB1801CL Monolithic Digital Stepping Motor Driver LB180

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Ordering number ENA0470A
LB1801CL
Monolithic Digital
Stepping Motor Driver
LB1801CL 2-channel low-saturation drive low-voltage operation forward/reverse motor driver ultraminiature package makes optimal 2-phase excitation drive 2-phase bipolar stepping motors which commonly used various portable devices such digital still cameras.
Features
saturation voltage, (sat) 0.3V typ. 150mA Built-in through current prevention circuit Zero current drawn standby mode On-chip index comparator (open collector output) On-chip interlocked power supply Built-in thermal shutdown circuit ECSP2828-12 ultraminiature leadless package typ)
Absolute Maximum Ratings 25°C
Parameter Maximum power supply voltage Output application voltage Input application voltage outflow current Allowable power dissipation Operating temperature Storage temperature Symbol VOUT Topr Tstg OUT1, OUT2, OUT3, OUT4 ENA, IN1, channel Mounted circuit board Conditions Ratings -0.3 +8.0 VCC+VSF -0.3 +8.0 +150 Unit
Mounted specified board: paper phenol
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.
60607 D1306 20060222-S00018 No.A0470-1/9
LB1801CL
Allowable Operating Range 25°C
Parameter Power supply voltage Input high level voltage Input level voltage Allowable comparator output current Symbol ICOMP ENA, IN1, Conditions Ratings -0.3 +0.3 Unit
Electrical Characteristics 25°C, 3.3V
Parameter Power source current Symbol ICC0 ICC1 Output saturation voltage VOUT1 VOUT2 Input current IENA Index comparator Internal reference voltage Common-mode input voltage range Input hysteresis width Low-level output voltage interlocked power supply Current capacity Spark killer diode Reverse current Forward voltage Thermal shutdown Operating temperature Hysteresis width TSD1 TSD2 IS(leak) IOUT 200mA IBIAS (VIN-VBIAS) 0.2V VINP VCOM VHYS1 VLCOMP Sink 1.30 0.15 0.22 1.35 1.40 0.25 Conditions IOUT 100mA IOUT 200mA VENA Ratings 0.23 18.5 unit
Design target value measurement made.
Package Dimensions
unit (typ) 3324
VIEW SIDE VIEW BOTTOM VIEW (0.425) SIDE VIEW (0.8) 0.35 0.015
SANYO ECSP2828-12
0.65
No.A0470-2/9
LB1801CL
Assignment
Allowable power dissipation,
OUT1
OUT2
LB1801CL
OUT3
OUT4
BIAS
COMP
Mounted specified board paper phenol
Ambient temperature,
ILB01793
view
Block Diagram
Thermal shutdown circuit
Control Block circuit
OUT1
Stepping motor
OUT2
OUT3
OUT4
1.35V
COMP
BIAS
No.A0470-3/9
LB1801CL
Truth Table
Input OUT1 OUT2 OUT3 Output OUT4 phase excitation BIAS COMP Standby Remarks
Functions
Name OUT1 OUT2 OUT3 OUT4 BIAS COMP bridge output bridge output bridge output bridge output Power supply Position sensor power Comparator output Comparator input Input controlling outputs OUT3 OUT4 Input controlling outputs OUT1 OUT2 Enable input: active, input: idle) Ground Functions
No.A0470-4/9
LB1801CL
Timing Chart
OUT1
OUT2
OUT3
OUT4
[Timing Chart Stepping Motor 2-Phase Excitation]
No.A0470-5/9
LB1801CL
Position Detecting Comparator Application Circuit Example
Circuit diagram
Microcontroller power supply
BIAS
COMP
peripheral: Position sensor block
interior: Position detecting circuit
Timing chart
BIAS
1.35V
Hysteresis width: 0.2V
Transistor operating range Microcontroller power supply COMP
No.A0470-6/9
LB1801CL
Position Detecting Comparator Application Circuit Example
Circuit diagram
BIAS Microcontroller power supply
COMP
peripheral: Position sensor block
interior: Position detecting circuit
Timing chart
BIAS
Transistor operating range 1.35V Hysteresis width: 0.2V
Microcontroller power supply COMP
No.A0470-7/9
LB1801CL
Current Drain
A=3V
Bias saturation voltage, Vbias
Power supply current,
VCC-ICC Ta=25°C ENA=3.0V load (OPEN)
Bias Saturation Voltage
VCC=3.3V Ta=25°C
ICC0 (ENA=0V)
0.02
0.04
0.06
0.08
0.10 ILB01799
Power supply voltage,
ILB01798
Bias current, Ibias
Input Current Characteristics
Output saturation voltage, VO(sat)
Saturation Voltage Characteristics
VCC=3.3V Ta=25°C
VCC=3.3V Ta=25°C
0.05 0.10 0.15
Input current, IIN/IENA
ILB01800
0.20 ILB01801
Input voltage, VIN/VENA
COMP Saturation Voltage
VCC=3.3V Ta=25°C
Input Threshold Characteristics
VCC=3.3V Ta=25°C
Output current, IOUT
Low-level voltage, VCOMP
Output voltage, VOUT1
ILB01802 ILB01803
Sink current, Isink
Comparator Reference Voltage
Ta=25°C
Comparator reference voltage, Vref
Input voltage, VENA
Power supply voltage,
ILB01804
No.A0470-8/9
LB1801CL
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 June, 2007. Specifications information herein subject change without notice. No.A0470-9/9

LB1801CL Monolithic Digital Stepping Motor Driver LB180

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