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highly stable monocrystalline silicon pressure/differential pressure sensor chips

  • highly stable monocrystalline silicon pressure/differential pressure sensor chips
Place of Origin China
Brand Name BEWIS
Model Number BW-MD3
Minimum Order Quantity 1
Price $143
Payment Terms T/T

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Product Details
Range 40kPa Overvoltage (back) 5MPa
Overvoltage (positive) 6MPa Recommended Voltage 4.5~5.5V
Bias ＜ 0.050 %FS
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Product Description

Bewis BW-MD series of highly stable monocrystalline silicon sensor chip, which has a number of excellence performance, and has been batch cast to the international market. It has been widely used in petrochemical, metallurgical power, industrial automation, aerospace, Internet of things and other fields in Europe, Asia.

Characteristics(Measured at I=0.3mA, T=23°C)

Parameters min typ max Unit
Bridge Resistance 9.5 10 10.5 kΩ
Offset Voltage -3 0 +3 mV/V
Supply Voltage - 3 10 V
Supply Current - 0.3 1 mA
Temperature Coefficient of Bridge Resistance +0.05 +0.08 +0.12 %FS/K
Temperature Coefficient of Zero Point -0.05 ±0.03 +0.05 %FS/K
Temperature Coefficient of Full Scale -0.05 -0.08 -0.15

Temperature Bias

(42h, 30℃ to 135℃ to 30℃)

 0.02 1 2 uV/V
Static Pressure Characteristics - 0.03 - ±%FS/10MPa
Long-term Stability (1000h, 135℃ - ≤ 3 ±5 uV/V
Nonlinearity - ≤ 0.3 - ±%FS
Sensitivity MD1-MD2 6 8 10 mV/V
MD3-MD8 15 20 25 mV/V

Stabilityhighly stable monocrystalline silicon pressure/differential pressure sensor chips 0( Heating from 23℃ to 85℃ for 30 hours,returning to 23℃. Measuring zero drift over 42 hours)

highly stable monocrystalline silicon pressure/differential pressure sensor chips 1