MLX91206
IMC-Hall®Current Sensor (Triaxis®Technology)
Table of Contents
1 Functional Diagram................................................................................................................................................................................ 1
2 General Description............................................................................................................................................................................... 2
3 Glossary of Terms ................................................................................................................................................................................. 4
4 Absolute Maximum Ratings ................................................................................................................................................................... 4
5 Pin Definitions and Descriptions ............................................................................................................................................................ 4
6 General Electrical Specifications............................................................................................................................................................ 5
7 Magnetic specification ........................................................................................................................................................................... 6
7.1 25 mT version (marking xxH).......................................................................................................................................................... 6
7.2 10 mT version (marking xxL) ......................................................................................................................................................... 6
8 Analog output specification.................................................................................................................................................................... 7
8.1 Timing specification........................................................................................................................................................................ 7
8.2 Accuracy specification.................................................................................................................................................................... 7
8.3 Remarks to the achievable accuracy .............................................................................................................................................. 7
9 PWM output specification ...................................................................................................................................................................... 8
9.1 Timing specification for the PWM output......................................................................................................................................... 8
9.2 Magnetic specification for the PWM output..................................................................................................................................... 9
9.3 Accuracy specification transfer characteristic PWM........................................................................................................................ 9
10 Thermometer output specification........................................................................................................................................................ 9
11 Programmable items.......................................................................................................................................................................... 10
11.1 Parameter table.......................................................................................................................................................................... 10
11.2 Output mode configuration (DSPMODE, OUTMODE) ................................................................................................................ 11
11.3 Output impedance mode (DIAGINFAULT).................................................................................................................................. 11
11.4 Reference edge (REFEDGE) – only in PWM mode.................................................................................................................... 11
11.5 PWM/switch mode (SWITCH)..................................................................................................................................................... 11
11.6 Platepol (PLATEPOL)................................................................................................................................................................. 12
11.7 Sensitivity programming (ROUGHGAIN, FINEGAIN).................................................................................................................. 12
11.8 Offset / output quiescent voltage programming (XA, YA) ............................................................................................................ 13
11.9 Clamping level programming (CLAMPLOW, CLAMPHIGH)........................................................................................................ 13
11.10 Bandwidth and filter programming (FILTCODE)........................................................................................................................ 14
11.11 Power limitation / PWM rise and fall time (OUTSLOPE)............................................................................................................ 15
11.12 PWM Mode duty cycle definition (DCDEF) ............................................................................................................................... 16
11.13 Output ratiometry (RATIODIS).................................................................................................................................................. 16
11.14 Sensitivity and temperature drift programming (TC1ST, TC2ND_COLD, TC2ND_HOT)........................................................... 16
11.15 Offset temperature drift programming (OFFDRIFT_COLD, OFFDRIFT_HOT).......................................................................... 16
11.16 Product Identification (MLXID, CSTID)...................................................................................................................................... 17
12 Application information....................................................................................................................................................................... 18
12.1 Low current measurement up to ±2 A......................................................................................................................................... 18
12.2 Medium current up to ±30 A ....................................................................................................................................................... 18
12.3 High current measurement up to ±600 A .................................................................................................................................... 18
13 Recommended Application Diagrams ................................................................................................................................................ 19
13.1 Resistor and capacitor values..................................................................................................................................................... 19
13.2 Fast analog application, pull-down resistor for diagnostic low..................................................................................................... 19
13.3 Fast analog application, pull-up resistor for diagnostic high ........................................................................................................ 20
13.4 Robust PWM application, (pull-up load only) .............................................................................................................................. 20
14 Standard information regarding manufacturability of Melexis products with different soldering processes.......................................... 21
15 ESD Precautions ............................................................................................................................................................................... 21
16 Package Information.......................................................................................................................................................................... 22
16.1 SOIC8 Package dimensions....................................................................................................................................................... 22
16.2 SOIC8 Pinout and Marking......................................................................................................................................................... 22
16.3 SOIC8 Hall plate position............................................................................................................................................................ 23
16.4 IMC Position and sensors active measurement direction............................................................................................................ 23
17 Related documents and tools............................................................................................................................................................. 24
17.1 Related documents .................................................................................................................................................................... 24
17.2 Related software ........................................................................................................................................................................ 24
17.3 Related hardware....................................................................................................................................................................... 24
18 Disclaimer.......................................................................................................................................................................................... 25
3901091206
Rev 043
Page 3
Datasheet MLX91206
April 2016
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