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| New Product DATA SHEET MR Sensor MRUS51S Micro power Built-in IC ultra-minimum MR sensor 1.FEATURES High-sensitivity (1.5mT(typ.) ) & Ultra-minimum Size & Low source supply *Micro power (6W(typ):Vcc=1.8V) (suited for battery-operation) *Ultra-small size MR(Magneto-resistance)sensor Volume and mounting area are 70% smaller than MRSS22L. * Height is about 50 % lower than MRSS22L. *Operating in one way magnetic field *Operating with independent pole (easily manufacture) *Superior Temperature stability *Lead free goods 2.Fundamental Operation 2-1.Direction of Magnetic Field 1.Dimension (Unit:mm) Gnd 1.45 1.2 Vcc Out 1.4 Max0.55 2-2.Circuit Block u q1 q2 SAMPLING LOGIC LATCH C-MOS Operation nts Op-Amp q3 q4 SWITCH R1 * R 4 * F MR Elements fmc 2-3.Performance Characteristics (25+3 C) Operating require Condition When power switch is ON When magnetic field is applied When magnetic field is applied H = 0 mT (Magnetic Flux Density) H * H *... 2.2 mT (Magnetic Flux Density) 0.5 mT (Magnetic Flux Density) Output Voltage Hi-level Lo-level Hi-level New Product DATA SHEET MR Sensor MRUS51S 3.Performance 3-1.Operating Conditions Recommended (Ta = 25+3 C unless otherwise specified) Item Supply Voltage Supply Current Ambient Temperature Output Voltage VOL Hi-level output Hon Lo-level output Hoff Output VOH Condition Vcc=1.8V Vcc=1.8V Iout=1mA VCC=1.8V Iout=-1mA 25+3C Min 1.6 -40 1.6 Std 1.8 3 25 1.5 (1.4) Max 3.5 85 0.2 Unit V A C V V mT(*1 (kA/m) 2.2 (1.8) - Operating Magnetic Field 25+3C *1) 0.5 (0.4) 1 [mT](SI) = 10 [G] (CGS) 3-2.Absolute Maximum Ratings (Ta = 25+3 C unless otherwise specified) Item Supply 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. New Product DATA SHEET MR Sensor MRUS51S 3-3. Recommended mounting Pad 0.5 0.5 0.45 0.45 1.3 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 |
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