OH023 PANASONIC | Alldatasheet
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K H0.1 – KH0.05 VHγ = ( Percentage of the cumulative sensitivity K H =)1/2 (KH0.05 + KH0.1) IC · B Symbol V H *1 V HO R IN R OUT β α γ ∗ Unit mV mV kΩ kΩ %/˚C %/˚C Condition V C = 3V, B= 0.1T V C = 3V, B= 0T IC = 0.1mA, B= 0T IC = 0.1mA, B= 0T IC =1.5mA, B= 0.1T IC = 0.1mA, B= 0T IC =1mA, B= 0.05T/0.1T Unit V mW n Electrical Characteristics (Ta= 25˚C) Unit : mm OH023 GaAs hall element Magnetic sensor n Features l Hall voltage : typ. 90mV(VC = 3V , B= 0.1T) l Input resistance : typ. 2kΩ (min. 1.5kΩ ) l Output resistance : typ. 7kΩ (max. 10kΩ ) l Sealed in the Mini type (4-pin) package. Automatic insertion through taping and magazine. n Applications l V arious hall motor (Applicable to CD, VD, VCR, FDD, and other portable equipment) l Applicable to wide-varying field (OA equipment, etc.) n Absolute Maximum Ratings (Ta= 25˚C) 1 : VH Output – side 2 : VC Input – side 3 : VH Output + side 4 : VC Input + side Mini Type Package (4-pin) Parameter Control voltage Power dissipation Operating ambient temperature Storage temperature Symbol V C PD Topr Tstg Rating 150 –10 to +125 – 55 to +125 Parameter Hall voltage Unbalance voltage Input Resistance Output resistance Temperature coefficient of hall voltage Temperature coefficient of input resistance Linearity of hall voltage min 1.5 typ max 110 ±9.5 – 0.06 0.3 GaAs Hall Elements MA111 Marking Symbol : OT 2.8 +0.2 –0.3 1.5 +0.2 –0.3 0.5R 0.950.95 1.9–0.2 2.9–0.2 0.4 +0.1 –0.05 1.1 +0.2 –0.1 0.8 0.4–0.2 0 to 0.1 0.16 +0.1 –0.06
PD – Ta R IN – TaV H – Ta V H – B V H – VCV H – IC GaAs Hall Elements OH023 +5V +5V –5V –V –5V Ambient temperature Ta (˚C) Power dissipation PD (mW ) 120 160 200 180 140 100 02 0 4 0 8 060 140 120100 160 – 40 0 40 80 120 120 160 200 240 Ambient temperature Ta (˚C) Hall voltage VH (mV ) B=0.1T IC =1.5mA Ambient temperature Ta (˚C) Input resistance R IN (Ω ) –40 0 40 80 120 2000 4000 3000 1000 B=0 IC =0.1mA Magnetic flux density B (T) Hall voltage VH (mV ) VC =3V Ta=25˚C 100 200 150 Control current IC (mA ) Hall voltage VH (mV ) B=0.1T Ta=25˚C 01 34 2 120 160 200 240 280 320 Control voltage VC (V) Hall voltage VH (mV ) B=0.1T Ta=25˚C 02 681357 4 120 160 200 240 280 320