Hybrid Linear Hall Effect Ics EQ-series EQ-430L Shipped in packet-tape reel(5000pcs/Reel) EQ-430L is composed of an InAs Quantum Well Hall Element and a signal processing IC chip in a package Notice:It is requested to read and accept "IMPORTANT NOTICE" written on the back of the front cover of this catalogue. Features Analog output which proportional to the magnetic field strength and pole. Magnetic sensitivity 130mV/mT(typ.) Supply voltage from 3.0V to 5.5V at single power supply Operating temperature range -40100 Ratio-metric analog output 3pin surface mount plastic package Quick response 4 s (when the rise-up time of magnetic field is rather than 1s) Low output noise voltage 10mVp-p Operational Characteristics Pin and functions 2 Vout N Vcc VsatH Marking Top View 1VCC 3 VoutO 1 2GND 3 VsatL 3OUT S S 0 Magnetic flux density Functional Block Diagram Pin name Function 1 VCC Power supply 2 GND Ground 3 OUT Output Pin N 1 No. Application Circuit 1:VCC Top View 3:OUT 2:GND Hall Element OUT VCC Amplifier 0.1F 5V GND Please add LPF if required. Absolute Maximum RatingsTa=25 parameter symbol specification Recommend operating conditions unit parameter symbol min typ max unit -0.3 6 V Supply voltage VCC 3.0 5.0 5.5 V 1.2 mA output current IOUT 1.0 mA operating ambient t e m p e r a t u r e Topr -40 100 output load 1000 pF Storage ambient Tstg temperature -40 125 Supply voltage Vcc output current Vcc5V Iout CL -1.0 EQ-430L Electric characteristicsTA25, VCC5V Parameter Current Symbol consumption Output saturation voltage at High Level (*1) Output saturation voltage at Low Level (*1) ICC Conditions min IOUT1mA B a n d w i d t h (*2) fT Response time (*2) tRES Rise time : 10% of Input MFD to 90% of output voltage. Fall time: 90% of Input MFD to 10% of output voltage. (under input/output MFD step is 1 to 2s) CL1000pF Output rise time (*2) tRISE 10% to 90% of output voltage under input/output MFD step is 1 to 2s. CL1000pF Output fall time (*2) tFALL 90% to 10% of output voltage under input/output MFD step is 1 to 2s CL1000pF Output delay time (*2) tREAC Rise time : 10% of Input MFD to 10% of output voltage. Fall time: 90% of Input MFD to 90% of output voltage. (under input/output MFD step is 1 to 2s) CL1000pF Output noise voltage (*2) 3dB CL1000pF VNp-p Magnetic characteristicsTA25, VCC5V Sensitivity (*3) Symbol Vh Conditions B=011mT with no load 9 12 mA VCC-0.3 VCC V 0 0.3 V 70 kHz 4 s 5 s 0.3 s 10 mVp-p B0mT (IOUT0mA) B13mT (IOUT1mA) (*3) See Characteristic Definitions section (*4) See Characteristic Definitions section Ratio-metric characteristicsTA25 min Typ Max Unit Parameter Symbol 110 130 150 mV/mT Error in Ratiometric of Magnetic sensitivity(*5) Vh-R 2.3 Quiescent voltage VOUT0 B0mT L i n e a r i t y (*4) Unit 1mT = 10Gauss (*1&2) Design target at 25 Parameter Max B=0mT with no load VSATH IOUT1mA VSATL Typ 2.5 -0.5 2.7 V 0.5 F.S. 1mT = 10Gauss Conditions min Typ Max Unit B=011mT with no load Error in Ratiometric of B0mT V Quiescent voltage(*5) OUT0-R -3 3 % -3 3 % 1mT = 10Gauss (*5) See Characteristic Definitions section Characteristic Definitions Magnetic sensitivity Vh (mV/mT) Magnetic sensitivity is defined as the slope of the straight line obtained from three points, Quiescent voltage VOUT0VOUT (B)VOUT (-B) (B is described in measurement condition), by the least square approximation. Linearity (%F.S.) Linearity is defined as the ratio of a error voltage against FULLSCALE. Where error voltage is calculate as the difference from the straight line obtained from three points, Quiescent voltage VOUT0VOUT (B)VOUT (-B) (B and Output current are described in measurement condition shown below), by the least square approximation. Condition 0mT appliedIOUT = 0mA BmT applied : IOUT1.0mADraw out from output -BmT applied : IOUT-1.0mADraw in to output VhxBVint VoutB VoutB VoutB x100 Where FULLSCALE(F.S.) is defied as VOUT (B)VOUT (-B), Vint is y-intercepts of the line obtained in the Definition of Magnetic sensitivity. Error in Ratiometric of Magnetic sensitivity and Error in Ratiometric of quiescent voltage Error in ratiometric is defined as the ratio of the variation of sensitivity and quiescent voltage at 3V and 5V as following equations.. VhR VV h CC3V 3 - h CC5V 5 VV 3 5 Response time tRES (s) Response time is defined as the time from the 90% reach point of input magnetic field rise up to the 90% reach point of output voltage rise up Output rise time, Output fall time tRISEtFALLs Output rise up time is defined as the time from the 10% point to the 90% point of output voltage under a pulse like magnetic field input shown below. Output fall down time is defined as the time from the 90% point to the 10% point of output voltage under a pulse like magnetic field input shown below. Output delay time tREACs Output delay time is defined as the time from the 10% point in rise up(90% point in fall down) of input magnetic field to the 10% point in rise up(90% point in fall down) of output voltage under a pulse like magnetic field input shown below.. x100 VOUT0R VOUT0VCC3V 3 - VOUT0VCC5V 5 3 5 Relations of the input Magnetic field and tREStRISEtFALL tREAC Rise time of magnetic field Fall time of magnetic field 12s 12s 90 90 Input magnetic field tRES 10 10 tRISE x100 90 Output voltage of sensor 10 90 tREA tRES tREA 10 tFALL EQ-430L *Please be aware that our products are not intended for use in life support equipment, devices, or systems. Use of our products in such applications requires the advance written approval of our sales staff. Certain applications using semiconductor devices may involve potential risks of personal injury, property damage, or loss of life. In order to minimize these risks, adequate design and operating safeguards should be provided by the customer to minimize inherent or procedural hazards. Inclusion of our products in such applications is understood to be fully at the risk of the customer using our devices or systems. *This product contains galium arsenide(GaAs).Handling and discarding precsutions required. PackageUnit:mm) (For reference only)Land PatternUnit:mm) 0.6 0.90 4.40.2 3.00.1 0.15 0.3 Sensor center 1.00 2 0.70 0.70 4.00 0.65 0.61 1.00 00.1 3 0.80.1 1 3.60.1 1.20.1 1.30 1.30 0.1 2.6 1VCC 2GND 0.4 0.4 3OUT The sensor senter is located within the 0.3mm circle. Supply Voltage Operational Characteristics 5.0 6 4.5 5 4.5 4 3.5 3 Vcc5V 4.0 Output VoltageV Supply VoltageV 5.5 3.5 Vcc4V 3.0 Vcc3V 2.5 2.0 1.5 1.0 2.5 2 -40 Ta25 0.5 -20 0 20 40 60 80 100 0.0 -25 120 -20 -10 -5 0 5 10 15 20 25 Magnetic flux densitymT Ambient Temperature Temperature dependence of VH For reference onlyTemperature dependence of Vout0 3.0 160 Magnetic SensitivitymV/mT -15 140 100 Offset VoltageV Vcc5V 120 Vcc4V 80 Vcc3V 60 40 Vcc5V 2.5 Vcc4V 2.0 Vcc3V 1.5 20 B0mT 0 -40 -20 0 20 40 60 80 Ambient Temperature 100 120 1.0 -40 -20 0 20 40 60 Ambient Temperature 80 100 120 IMPORTANT NOTICE These products and their specifications are subject to change without notice. When you consider any use or application of these products, please make inquiries the sales office of Asahi Kasei Microdevices Corporation (AKM) or authorized distributors as to current status of the products. Descriptions of external circuits, application circuits, software and other related information contained in this document are provided only to illustrate the operation and application examples of the semiconductor products. You are fully responsible for the incorporation of these external circuits, application circuits, software and other related information in the design of your equipments. AKM assumes no responsibility for any losses incurred by you or third parties arising from the use of these information herein. AKM assumes no liability for infringement of any patent, intellectual property, or other rights in the application or use of such information contained herein. Any export of these products, or devices or systems containing them, may require an export license or other official approval under the law and regulations of the country of export pertaining to customs and tariffs, currency exchange, or strategic materials. 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It is the responsibility of the buyer or distributor of AKM products, who distributes, disposes of, or otherwise places the product with a third party, to notify such third party in advance of the above content and conditions, and the buyer or distributor agrees to assume any and all responsibility and liability for and hold AKM harmless from any and all claims arising from the use of said product in the absence of such notification. August 18, 2011