سنسور تشخیص میدان مغناطیسی

ALI 200 µT

وزن  15 گرم

طول و عرض 25 *20 میلی متر

نوع    fluxgate magnetometer

پهنای باند   یک کیلو هرتز

طول سیم پیچ    22 میلی متر

جریان مصرفی    2 میلی امپر

حداکثر میدان اندازه گیری      200 میکرو تسلا

حداکثر دمای کاری     -40 تا +85

Specifications

• Meas. Range ±200 µT, other ranges on request
• Accuracy at 20 ◦C ±4% ± 0.6 µT
• Operating temperature −40 to +85 ◦C
• Zero drift <4 nT/K
• Output voltage OUT+ ref. to OUT− ±1 V/50 µT, max. ±2,5 V
• Bandwidth 0 to 1 kHz (−3 dB)

Features

• Output voltage proportional to magnetic field
• Low noise and high stability of output signal
• Low cost
• Complete miniature magnetometer
• Single 5 V power supply
• Only 2 mA current consumption
• Simple integration into µP systems
• Temperature range −40 – +85 ◦C, extended temp. range on request

Applications

• Measurement of the earth’s magnetic field, navigation
• Detection of fields from power lines
• Current measurement
• Distance sensors
• Magnetic signatures
• Vehicle detection, traffic control
• Material and package inspection
• Residual field measurement (shielding effectiveness)

Specifications

• Meas. Range ±50 µT, other ranges on request
• Accuracy at 20 ◦C ±4% ± 0.6 µT
• Operating temperature −40 to +85 ◦C
• Zero drift <4 nT/K
• Output voltage OUT+ ref. to OUT− ±1 V/50 µT, max. ±2,5 V
• Bandwidth 0 to 1 kHz (−3 dB)
• DC output impedance <1 Ω
• Reference output OUT− 2.5 V ref. to supply ground (0 V)
• Max. load between OUT+ and OUT− >1 kΩ,<100pf
• Noise <1nT RMS or 6nTpp (0.1 to 10 Hz) , ∼150 pT/√ Hz @ 1 Hz
• Supply voltage 5 V ±5%
• Supply current ∼2 mA
• Dimensions 25 mm × 20 mm × 5.5 mm
• Length of detection coil 22 mm