Hall element SMD Type High-sensitivity InSb Hall element HW109A Unit: mm ■ Features ● High-sensitivity InSb Hall element ● SMT package with sensing area leaned 45° 1. Input(±) 2. Output 3. Input 4. Output(±) (±) (±) ■ Absolute Maximum Ratings Ta = 25℃ Parameter Symbol Input Current Rating Unit IC 20 mA Operating Temp. Range Topr –40 to +110 ℃ Storage Temp. Range Tstg –40 to +125 ℃ ■ Electrical Characteristics Ta = 25℃ Parameter Output Hall Voltage Symbol VH Test conditions Const. Voltage Drive B=50mT, Vc=IV Min Typ 122 Max Unit 320 mV Input Resistance Rin B=0mT, Ic=0.1mA 250 450 Ω Output Resistance Rout B=0mT, Ic=0.1mA 250 450 Ω Offset Voltage Vos B=0mT, Vc=IV Temp. Coefficient of VH αVH B=50mT, Ic=5mA Temp. Coefficient of Rin αRin B=0mT, Ic=0.1mA Dielectric Strength 100V D.C -7 +7 1.0 V -1.8 %/℃ -1.8 %/℃ MΩ Notes : 1. VH = VHM – Vos (VHM:meter indication) 1 V (T ) – V (T ) 2. VH = VH (T1) X H (T3 – T H) 2 X 100 3 2 1 3) – Rin (T2) X 100 3. Rin = Rin (T1) X Rin (T (T3 – T2) T1 = 20˚C, T2 = 0˚C, T3 = 40˚C www.kexin.com.cn 1 Hall element SMD Type HW109A ■ Classification of Output Hall Voltage (VH) Rank VH [ mV ] A 122 to 150 B 144 to 174 C 168 to 204 D 196 to 236 E 228 to 274 F 266 to 320 Conditions B=50mT, Vc=IV Constant Voltage Drive Note : When ordering, specify 3-rank or wider range(e·g·,BCD). ■ Typical Characteristics •Input Current Derating Curve •Input Voltage Derating Curve Input Resistance Input Resistance Rin : 250 to 450 10 0 –60 –40 – 20 0 20 40 60 80 100 Rin : 250 to 450 2.0 Input Voltage(V) Input Current(mA) 20 1.0 0 –60 120 –40 – 20 Ambient Temperature.(˚C) Note : Rin of Hall element decreases rapidly as ambient temperature increases. Ensure compliance with input current derating curve envelope, throughout the operating temperature range. Rin-T 20 40 60 80 100 120 Note : For constant-voltage drive, stay within this input voltage derating curve envelope. VH-B 2000 600.0 1800 500.0 1600 Output Voltage:VH(mV) Input Resistance:Rin( ) 0 Ambient Temperature.(˚C) 1400 1200 1000 800 600 400 400.0 Ic const Vc const Ic = 5 (mA) Vc = 1 (V) Ta = 25 (˚C) Ic 300.0 Vin 200.0 100.0 200 0 -50 0 50 Ambient Temperature(˚C) 100 150 0.0 0 10 20 30 40 50 Magnetic Flux Density B (mT) www.kexin.com.cn 2 Hall element SMD Type HW109A VH-Vc, VH-Ic 2000 1200 Ic const Vc const Output Voltage:VH (mV) 1750 1500 Ic = 5 (mA) Vc = 1 (V) B = 50 (mT) Ic 1250 1000 750 500 250 Output Voltage:VH (mV) VH-T Vin Ic const Vc const 1000 Ic B = 50 (mT) Ta = 25 (˚C) 800 600 Vin 400 200 0 –50 0 50 100 0 0.0 150 5 10 15 20 Ic:(mA) 0.5 1.0 1.5 2.0 Vc:(V) 20 Ic:(mA) 2.0 Vc:(V) Ic (mA) Input Current Vc (V) Input Voltage Ambient Temperature(˚C) VOS-T VOS-Vc, VOS-Ic 40 20 30 Ic = 5 (mA) Vc = 1 (V) B = 0 (mT) Ic 20 10 Ic const Vc const 18 Offset Voltage:Vos(mV) Offset Voltage:Vos(mV) Ic const Vc const 16 Ic B = 0 (mT) Ta = 25 (˚C) 14 12 10 8 Vin 6 4 Vin 2 0 –50 0 50 100 150 Ambient Temperature(˚C) *Magnetic Flux Density 1(mT)=10(G) 0 0.0 5 10 15 0.5 1.0 1.5 Ic (mA) Input Current Vc (V) Input Voltage In This Example : Rin=350( ), Vos=4.7(mV), Vc=1(V) www.kexin.com.cn 3