DATA SHEET MR Sensor MRSS23E Low voltage operating type Built-in IC ultra-minimum MR sensor ◆FEATURES ・Micro power (6µW(typ):Vcc=1.8V) 1.Dimension (Unit : mm) and High-sensitivity(1.7mT(typ)) (suited for battery-operation) 0.4 +0.1 -0.05 ・Operating ambient temperature range 0.6 (-40ºC to + 85ºC) 0.16 +0.1 -0.06 +0.15 -0.1 +0.2 -0.1 0∼0.1 1.6 ・Operating with independent pole 2.8 ±0.2 Ｇnd ・Operating in one way magnetic field Ｖcc (easily manufacture) Ｏut ・Lead free products 0.95 0.95 0.8 ±0.1 1.1 ±0.1 2.9 ±0.2 2.Fundamental Operation 2-1.Direction of Magnetic Field 2-2.Circuit Block Ｖｃｃ Ｒ1 Ｒ2 SAMPLING LOGIC LATCH Op-A mp Ｒ3 C-MOS Ｒ4 SWITCH ＧＮＤ R1∼R4 ：MR Elements 2-3.Performance Characteristics (25+3ºC) When power switch is ON When magnetic field is applied When magnetic field is applied ＯＵＴ Operation 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 DATA SHEET MR Sensor MRSS23E 3.Performance 3-1.Operating Conditions Recommended (Ta = 25+3ºC unless otherwise specified) Item Output Condition Min Std Max Unit Source Voltage - - 1.6 1.8 3.5 V Source Current - Vcc=3V - 3 - µA Ambient Temperature - - -40 25 85 ºC 1.6 - - V - - 0.2 V - 1.7 (1.4) 2.2 (1.8) mT(*1 0.5 (0.4) - - VOH Output Voltage VOL Operating Magnetic Field Vcc=1.8V Iout=1mA VCC=1.8V Iout=-1mA Hi-level output Hon Lo-level output Hoff *1) (kA/m) 1 [mT] (SI) = 10 [G] (CGS) 3-2.Absolute Maximum Ratings (Ta = 25+3ºC unless otherwise specified) Item Condition Specifications Unit Source Voltage - 6.0 V Storage Temperature - -40 ~ 125 ºC 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 ・Recommended Mount Pad 2.4 1.0 0.8 0.95 0.95 1.9 (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 © 2005 NEC Corporation