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| DATA SHEET MR Sensor MRSS23E Low voltage operating type Built-in IC ultra-minimum MR sensor * Y FEATURES * E Micro power (6W(typ):Vcc=1.8V) and High-sensitivity(1.7mT(typ)) (suited for battery-operation) *E Operating ambient temperature range (-40C to + 85C) * } 0 .2 1.Dimension (Unit : mm) 0.4 +0.1 -0.05 0.16 +0.15 -0.1 +0.1 -0.06 0.6 f nd +0.2 -0.1 *E Operating in one way magnetic field *E Operating with independent pole (easily manufacture) * E Lead free products 2.8 1.6 0* 0 .1 u cc n ut 0.95 2.9 * } 0 .2 0.95 1.1 0.8 * } 0 .1 * } 0 .1 2.Fundamental Operation 2-1.Direction of Magnetic Field 2-2.Circuit Block u q1 q2 SAMPLING LOGIC LATCH C-MOS Operation nts Op-A mp q3 q4 SWITCH R1* R 4 * F MR Elements fmc 2-3.Performance Characteristics (25+3C) Operating require Condition H = 0 mT (Magnetic Flux Density) [0 A/m (Magnetic Field Strength) ] H * 1.7(Typ)mT (Magnetic Flux Density) [1.4kA/m (Magnetic Field Strength) ] H *... 0.5 mT (Magnetic Flux Density) [0.6kA/m (Magnetic Field Strength) ] Output Voltage Hi-level Lo-level Hi-level When power switch is ON When magnetic field is applied When magnetic field is applied DATA SHEET MR Sensor MRSS23E 3.Performance 3-1.Operating Conditions Recommended (Ta = 25+3C unless otherwise specified) Item Source Voltage Source Current Ambient Temperature Output Voltage VOL Hi-level output Hon Lo-level output Hoff *1) Output VOH Condition Vcc=3V Vcc=1.8V Iout=1mA VCC=1.8V Iout=-1mA Min 1.6 -40 1.6 0.5 (0.4) Std 1.8 3 25 1.7 (1.4) - Max 3.5 85 0.2 2.2 (1.8) - Unit V A C V V mT(*1 (kA/m) Operating Magnetic Field 1 [mT] (SI) = 10 [G] (CGS) 3-2.Absolute Maximum Ratings (Ta = 25+3C unless otherwise specified) Item Source Voltage Storage Temperature Condition Specifications 6.0 -40 ~ 125 Unit V C The products and product specifications described in this material are subject to change without notice for reasons of modification or improvement. DATA SHEET MR Sensor MRSS23E *E Recommended Mount Pad 0.8 1.0 0.95 1.9 0.95 (Unit : mm) The products and product specifications described in this material are subject to change without notice for reasons of modification or improvement. NEC Corporation Fiber Optic Device Division (Shin Tamachi Building) 34-6, Shiba 5-chome, Minato-ku, Tokyo 108-0014, Japan Tel:+81-3-3798-5864 Fax:+81-3-3798-5857 http://www.sw.nec.co.jp/on/dd/en/ EWV-19-0087-01E, Feb., 2005 Copyright (c) 2005 NEC Corporation 2.4 |
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