Brochure

ULTRA-LOW PRESSURE SENSOR
NEW PRODUCT BRIEF
Bourns® Model BPS110 & BPS120
10/17 • e/T1714
www.bourns.com
COPYRIGHT© 2019 • BOURNS, INC. • 2/19 • 2M/SC1919
“Bourns” is a registered trademark of Bourns, Inc. in the U.S. and other countries.
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BPS120 - Digital
Digitial out
SSC
SCL
Gnd
8
7
1
Vs
4
SDA
BPS110 - Analog
Analog out
SSC
Gnd
6
1
Vs
4
Vout
CIRCUIT DIAGRAMS
BPS110 TRANSFER FUNCTION FORMULA BPS120 TRANSFER FUNCTION FORMULA
PRODUCT CHARACTERISTICS
Series Photo
Pressure
Range
Compensated
Temperature
Range
Output Accuracy
Total Error
Band (TEB)
Measurement
Type
Features
BPS110
0.15 PSI
0.30 PSI
1.0 PSI
0 °C to 60 °C
Amplied Analog
5 % to 95 % V
s
0.25 % FS ±1.5 % FS
• Dierential
• Gauge
• Ultra-low pressure
• Surface mount package
• RoHS compliant*
BPS120
0.15 PSI
0.30 PSI
1.0 PSI
0 °C to 60 °C I
2
C, 13 bit 0.25 % FS ±1.5 % FS
• Dierential
• Gauge
• Ultra-low pressure
• Surface mount package
• RoHS compliant*
P
psi
= (P
max
– P
min
) •
V
out
– V
minComp
+ P
min
V
maxComp
– V
minComp
(
)
Where
P
psi
= Measured Pressure in PSI
P
max
= Maximum Pressure
P
min
= Minimum Pressure
V
minComp
= Minimum Voltage (Usually 0.5 V)
V
maxComp
= Maximum Voltage (Usually 4.5 V)
V
out
= Output Voltage (Pin 6)
P
psi
= (P
max
– P
min
) •
P
counts
– 0.1 • Max
+ P
min
0.8 • Max
(
)
Where
P
psi
= Measured Pressure in PSI
P
counts
= Pressure Counts
P
min
= Minimum Pressure
P
max
= Maximum Pressure
Max = 16384 = 14 Bits
*RoHS3 Directive 2015/863 Amendments of Annex II on March 31, 2015.