← Back to list

Pressure chip

Product Features ● Small thermal zero drift ● Small temperature hysteresis ● Piezoresistive pressure sensor ● Excellent long-term stability

Unless otherwise specified, all of the following metrics were measured at 25°C with a 5V DC power supply.

Parameters	Min	Typical	Max	Unit	Note
Measurement range	---	40k	---	Pa
Bridge arm resistance	4.7	5.7	6.7	KΩ
Zero-point output	-50	0	+ 50	mV
Full-scale output	60	90	120	mV
Nonlinear	0	0.20	0.30	%FSO	1
Hysteresis under pressure	0	0.05	0.10	%FSO	1
Non-repetitive	0	0.10	0.20	%FSO	1
TCR (Temperature Coefficient of Resistance of Bridge Arms)	+0.09	+0.11	+0.13	%R/℃	2
TCS (Temperature Coefficient of Sensitivity)	-0.23	-0.2	-0.17	%FSO/℃	2
TCO (Zero-Point Temperature Coefficient)	-0.05	±0.03	+ 0.05	%FSO/℃	2
Temperature Hysteresis	-0.2	---	+ 0.2	%FSO	2
Long-term stability	-0.2	---	+ 0.2	%FSO/year
Positive Overload Pressure		5x		Rated pressure
Positive Burst Pressure		7x		Rated pressure
Backside Overpressure		3x		Rated pressure
Backside Rupture Pressure		5x		Rated pressure
Application temperature	-40	---	+ 125	°C
Storage temperature	-55	---	+ 150	°C
Supply voltage	---	5	15	V
Supply current	---	1	3	mA

Note:

1. Calculated based on the best-fit curve using the least squares method;

Measured within a temperature range of 2.25℃ to 85℃.

The overall chip dimensions are: 1.80 mm × 1.80 mm × 0.7 mm.

For inquiries about products or sales, please contact us.

TEL

ADD

No.1 Meitai Road, Shijiazhuang 050200, China.

Business license