Selection Guide for Automotive Applications Linear and Multi-Axis Hall-Effect Sensors Micronas Company Profile Micronas (SIX Swiss Exchange: MASN) is known and recognized in the automotive and industrial business as a reliable global acting partner for intelligent, sensor-based system solutions. Micronas offers a variety of Hall sensors and embedded controllers for smart actuators for automotive and industrial applications, such as drive trains, chassis frames, engine management and convenience functions. • 3 billion HAL sensors shipped • No. 1 supplier of linear Hall sensors (IHS 2013) Global Presence Design-Centers Freiburg – Germany Munich – Germany Order No. PR-2027-1E First published in Nov. 2014 Micronas serves all major automotive electronics customers worldwide, many of them in continuous partnerships seeking joint success. While the holding company is headquartered in Zurich (Switzerland), operational headquarters are based in Freiburg (Germany). Currently, the Micronas Group employs around 900 persons. Production Sites Production + R&D Marketing, Sales, FAE Glenrothes – UK www.micronas.com Freiburg – Germany Packages Package Marking Code MOQ / MSQ Quantity Reel Ammopack 1), 2) Bulk 2) Package Drawing RoHS compliant SOIC8 DJ 7000 – – Yes TO92UA UA – 2000 2000 Yes TO92UP UP – 2000 – Yes TO92UT UT – 2000 2000 Yes SOT89 SF 2000 – – Yes For additional information please read or ask for our documentation „Hall Sensors Ordering Codes, Packaging, Handling“ 1) 2) Pin configuration inline, spread Pin configuration inline, not spread Micronas Contact Contact Information available www.micronas.com General www.service.micronas.com (registration needed) Data sheets, application notes, programming guides, software… [email protected] Technical support Micronas GmbH Hans-Bunte-Strasse 19 I 79108 Freiburg I Germany Phone +49 761 517-0 I Fax +49 761 517 2174 www.micronas.com [email protected] Development Tools HAL APB 1.5 Application & Programming Board Supported Sensors: HAL 1820 HAL 36xy HAL 37xy HAL 38xy HAL 28xy HAL 242x in combination with Extension Board v.4.0 HAL APB 5.1 Application & Programming Board Supported Sensors: HAL 8xy standalone tool HAL USB Programming Tool v.1.0 Supported Sensors: HAL 1820 HAL 24xy HAL 3625 HAL 3675 HAL 37xy HAL 385x HAL 387x in combination with Extension Board v.4.0 Micronas Extension Board v.4.0 Connectable Sensor Packages: TO-92 (3-pin) package TO-92UP (4-pin) package SOT-89 (4-pin) package SOIC-8 (8-pin) package Connectable Programming Tools: HAL-APB V1.x Programmer Board HAL USB-Kit 1. Selection by Application Recommended Solution Comment Alternative Accelerator Pedal HAL 835 Smallest error by pedal idle position (0°) HAL 3725 Adaptive Frontlight System HAL 835 High immunity against temperature variation Adaptive Suspension System / Chassis Position HAL 3715 Flexible and easy assembly thanks to Modulo 90 feature HAL 2850 Brake Pedal Position HAL 2455 Smallest error for small angles or linear movement / with digital output / version with redundancy function available soon HAL 3736/ HAL 3737 Clutch Cylinder HAL 37xy Application requires measurement of 40 mm movement, highest accuracy achievable with HAL 37xy HAL 855 EGR / Cut-Off Valve / Waste Gate Actuator HAL 37xy 1% full-scale error required by application HAL 835 Fuel Level Detection HAL 835 Price-sensitive application & analog output standard interface for this application HAL 3725 Gear Shift Selector HAL 37xy Usual angular range is above 120°, highest accuracy achievable with HAL 37xy HAL 2425 Steering Angle HAL 3735 360° application & digital output – Steering Torque HAL 283x Small-angle application & SENT protocol / version with redundancy function available soon – Throttle Position HAL 37xy Highest angle accuracy for 120° & simple magnetic circuit HAL 83x Neutral Detection Sensor HAL 835 High temperature stability and output signal flexibility (analog and PWM) HAL 24xy Dual-Clutch Transmission Position with Integrated ECU HAL 18xy All compensation (sensitivity / offset, etc.) will be done by ECU software. Low-end linear sensor is required. HAL 83x Dual-Clutch Transmission Position without Integrated ECU HAL 373x Application requires measurement of 40 mm movement, highest accuracy achievable with HAL 37xy HAL 387x HAL 373x Application requires measurement of 40 mm movement, highest accuracy achievable with HAL 37xy HAL 387x Neutral Gear Position HAL 373x 2D required, because usual detection angle is >180°. Next step will be full gear detection. HAL 835 Turbo Charger Actuator HAL 37xy 1% full-scale error required by application HAL 835 Transmission Transmission Range Sensor – 2. Selection of Sensor Type (TJ = –40...170 °C) Product Family Product Type Field Component Measurement Linear Package Angular End of Shaft SMD up to 60° up to 180° up to 360° HAL 830 Z • HAL 835 Z • 1) HAL 85x Z • HAL 18xy HAL 1820 Z • • TO92UA SOT89 HAL 24xy HAL 2420 Z • • TO92UT SOIC8 HAL 2425 Z • • HAL 2455 Z • • HAL 283x Z • • HAL 2850 Z • • HAL 3625 X-Y • HAL 3675 X-Y • HAL 3725 X-Y • HAL 3726 Y-Z • • HAL 3727 X-Z • • HAL 3735 X-Y HAL 3736 Y-Z • • HAL 3737 X-Z • • HAL 3855 Y-Z • • HAL 3856 X-Z • • HAL 3875 Y-Z • • HAL 3876 X-Z • • HAL 8xy HAL 28xy HAL 36xy HAL 37xy HAL 38xy 1) • Leaded Off-Axis • TO92UT • • TO92UT TO92UP SOIC8 TO92UP SOIC8 TO92UP SOIC8 • 2-wire version available License Note HAL 36xy/38xy use licenses of Fraunhofer Institute for Integrated Circuits IIS. Output Analog PWM Setpoints Sent SAE J 2716 V 2010 Min. Max. 2 –4% 4% 2) • 2 –1% 1% 2) • 32 –1% 1% 2 –6% • • • • 2 • 16 • • Remark Response Time Typ. 12 bit 0.9 ms 2) 12 bit 0.9 ms 6% 2) 10 bit 0.5 ms –1% 1% 2) 12 bit 0.5 ms 2 –1% 1% 2) 12 bit N/A up to 16 bit N/A 2 • 32 • 3) Reso lution 16 • 2) Error at Full Temperature Range –2.6° 2.6° 3) up to 12 bit 0.5 ms –1.8° 1.8° 3) up to 12 bit 0.5 ms –2.6° 2.6° 3) up to 12 bit 0.5 ms 32 • 33 • 33 • 33 • • 33 • • 33 • • 33 • 32 • 32 • 32 • 32 Error in magnetic sensitivity Angle error after CORDIC, valid for ideal sine and cosine magnetic components 3. Selection of Magnet End of Shaft Off-Axis Parallel H D Z Orthogonal D H Z Type Direct Angle 360° HAL 36xy HAL 3725 HAL 3735 D = 10, H = 2.5, Z = 4 NL <±0.25% RT Type Angle Magnet HAL 8xy <70° D = 15, H = 6, Z = 2.5 NL <±1% RT HAL 24xy <180° D = 15, H = 6, Z = 2.5 NL <±0.15% RT HAL 38xy HAL 37x6 HAL 37x7 360° D = 15, H = 6, Z = 2.5 NL <±0.15% RT Type 12 mm Distance 20 mm Distance 40 mm Distance HAL 8xy D = 8, H = 26, Z = 4 NL <±1% RT D = 8, H = 43, Z = 4 NL <±1% RT D = 8, H = 86, Z = 4 NL <±1% RT HAL 24xy D = 8, H = 12, Z = 4 NL <±0.15% RT D = 8, H = 20, Z = 4 NL <±0.15% RT D = 8, H = 40, Z = 4 NL <±0.15% RT HAL 38xy HAL 37x6 HAL 37x7 D = 6, H = 4, Z = 4 NL <±0.15% RT D = 12, H = 4, Z = 4 NL <±0.15% RT D = 16, H = 8, Z = 4 NL <±0.15% RT Type 12 mm Distance 20 mm Distance 40 mm Distance HAL 8xy D = 31, H = 6, Z = 4 NL <±1% RT D = 52, H = 6, Z = 4 NL <±1% RT D = 103, H = 6, Z = 4 NL <±1% RT HAL 24xy D = 12, H = 6, Z = 4 NL <±0.2% RT D = 20, H = 6, Z = 4 NL <±0.2% RT D = 40, H = 6, Z = 4 NL <±0.2% RT HAL 38xy HAL 37x6 HAL 37x7 D = 6, H = 3, Z = 4 NL <± 0.2% RT D = 10, H = 4, Z = 4 NL <±0.2% RT D = 25, H = 6, Z = 4 NL <±0.2% RT Magnets SmCo, NeFeB, AlNiCo – Br = 900…1300 mT All dimensions are given in mm. D: Diameter,, H: Height, Z: Distance between magnet and the Hall sensor, NL: Non-Linearity, RT: Room Temperature