PL IA NT Features CO M ■ Non-contacting magnetic technology *R oH S ■ Highly resistant to vibration/shock ■ Highly resistant to fluid/dust ingress ■ Programmable slope ■ Robust design for industrial applications ■ Ideal memory positioning sensor ■ RoHS compliant* AMM20B Multiturn Magnetic Position Sensor Electrical Characteristics1 (@ 25 °C) Product Dimensions VDD Supply Voltage ..................................................................................................5 V ± 10 % Supply Current 2 For Low Speed Processing (Code L) ................................................................... 12 mA max. For High Speed Processing (Code H) ................................................................. 15 mA max. Output Signal (Single) ..................................................................................................... Analog Independent Linearity ...................................................................................................... ±0.5 % (±0.3 % available on request) Backlash ....................................................................................................................... < 5 ° typ. Effective Electrical Angle 3 ....................................................................1080 °, 1800 ° or 3600 ° Voltage Output (Programmable) ................................................................ 1 to 99 % VDD ±1 % Output Resolution ...............................................................................................12 bit @ 3600 ° Load Resistance Recommended ....................................................................... 10K ohms to ∞ Overvoltage Protection .................................................................................................+20 VDC Reverse Voltage Protection ...........................................................................................-10 VDC 0.64 ± 0.25 (.025 ± .010) 6.34 +0.00/-0.07 DIA. (.250 +.000/-.003) 10.29 +0.00/-0.05 DIA. (.405 +.000/-.002) 1.570 (0.062) 9.53 ± 0.38 (.375 ± .015) 20.62 ± 0.78 (.812 ± .031) 21.55 ± 0.38 (.848 ± .015) 7.62 ± 0.38 (.300 ± .015) Environmental Characteristics Operating and Storage Temperature .................................................................-40 ° to +125 °C Rotational Life (Shaft Revolutions) .............................................................................. 50 million Vibration ..............................................................................................................................15 G Shock...................................................................................................................................50 G IP Rating .............................................................................................................................. IP50 5.080 (0.200) 3/8 ” 32-UNEF-2A THD Mechanical Characteristics (@ 25 °C) Mechanical Angle ..................................................................................................... 3960 ° min. Shaft/RPM ...........................................................................................................500 RPM max. Torque (Starting & Running) ...........................................................1.77 N-cm. (2.5 oz-in.) max. Shaft Material ...................................................................................................... Stainless steel Terminal Pins ......................................................................Phos. Bronze, 100 % tin plated (e3) Bearing .................................................................................................................Bronze sleeve Housing and Rear Lid .................................................................................................... UL94V0 Soldering Condition Manual Soldering ................................................. 96.5Sn/3.0Ag/0.5Cu solid wire or no-clean rosin cored wire; 370 °C (700 °F) max. for 3 seconds Wave Soldering ............................................. 96.5Sn/3.0Ag/0.5Cu solder with no-clean flux; 260 °C (500 °F) max. for 5 seconds Wash processes ........................................................................................Not recommended 1At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as 2 See “Processing Speed” in How to Order selection guide. 3 Other Effective Electrical Angles available. See How to Order selection guide. noted. ADJUSTMENT SLOT 0.81 0.81 WIDE X DEEP (.032) (.032) + MEXICO 14.29 (0.56) TOLERANCES EXCEPT WHERE NOTED DIMENSIONS: .50 (.02) .XXX ± MM (INCHES) 60 50 40 30 20 10 0 0 50 100 150 200 250 300 350 400 450 500 Shaft Side Load (grams) *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. S1 - AMM20B 20.22 (0.80) DECIMALS: .XX ± Rotational Life vs. Shaft Side Load Rotational Life (Millions of Cycles) 0.64 ± 0.25 (.025 ± .010) 0.250 X 45 ° CHAMFER (0.010) Asia-Pacific: Tel: +886-2 2562-4117 Fax: +886-2 2562-4116 Europe: Tel: +41-41 768 5555 Fax: +41-41 768 5510 The Americas: Tel: +1-951 781-5500 Fax: +1-951 781-5700 www.bourns.com .127 (.005) AMM20B Multiturn Magnetic Position Sensor How To Order A M M 2 0 B 5 A 1 B L A S L 3 8 0 EFFECTIVE ELECTRICAL ANGLE MODEL DESIGNATOR Code Description AM Analog Magnetic Code 24 40 80 CONFIGURATION Code Description M Multiturn DIRECTION Code Description 1 CCW (Output Increasing) 3 CW (Output Increasing) SIZE Code Description 20 20 mm TERMINAL CONFIGURATION Code Description L Axial PC Pin MOUNTING CONFIGURATION Code Description B Bushing Mount, Stainless Steel Shaft: 13/16 ” FMS, 1/4 ” Dia. SHAFT STYLE Code Description S Slotted Bushing Material: Brass Bearing Type: Sleeve VOLTAGE RATIO ±1 % Code Description A 1-99 % of VCC VCC Code Description 5 5 VDC Code A1 OUTPUT TYPE Type Analog / Single Output PROCESSING SPEED Code Output Refresh Rate H High (400 µs Typ.) L Low (660 µs Typ.) INDEPENDENT LINEARITY Code Description A ± 1.0 % B ± 0.5 % C ± 0.3 % Shaded areas represent most common features. Vout (%) Standard Output: 10-Turn CW Increasing (Code 380 Shown) 100 90 80 70 60 50 40 30 20 10 0 OUTPUT 0 Description 1080 ° (3 Turns) 1800 ° (5 Turns) 3600 ° (10 Turns) 500 1000 1500 2000 2500 Mechanical Angle (°) 01/13 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. 3000 3500 CW DIRECTION 4000