BU21771 Knowles Acoustics, BU21771 Datasheet - Page 2

• Manufacturer Part Number: BU21771
• Description: ACCELEROMETER
• Manufacturer: Knowles Acoustics

Specifications of BU21771

• Svhc: No SVHC (15-Dec-2010)
• Base Number: 21771
• Supply Current: 50µA
• Supply Voltage Max: 1.5V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

S tandard C ase
S tandard 2-W ire H ookup
O utline D rawings
1.35 (0.053)
W ire H ookup
Negative
Terminal
P erformance
Frequency Response
Sensitivity Tolerance
DC Supply
Current Drain
Output Impedance (in 2-wire circuit)
M echanical
Weight
Dimensions
Case Material
Solder Content
AMERICAS:
1151 Maplewood Drive
Itasca, Illinois 60143
U.S.A.
Phone: [phone]
Fax: [phone]
+
o
-
Terminal
Output
BU Series Accelerometers Specifications
EUROPE:
York Road,
Burgess Hill
West Sussex, RH15 9TT
UK
Phone: [phone]
Fax: [phone]
7.92 (0.312) maximum
5.59 (0.220)
maximum
4.14 (0.163)
maximum
Terminal
Positive
Direction of Acceleration
See outline drawings
0.28 grams (nominal)
80Ni20Fe
Sn63Pb37
5.6kΩ
1.5VDC
JAPAN:
5/F YK BLDG. 2-16,
Sangenjaya 2-Chome,
Setagaya-Ku, Tokyo
154-0024 - Japan
Phone: [phone]
Fax: [phone]
+
Output
-
KOREA:
#1212, Dongbu Root
Sunae-dong, Bundang-ku
Sungnam-shi, Kyunggi-do
463-825 - Korea
Phone: [phone]
Fax: [phone]
0.64 (0.025)
Maximum
Solder
Buildup
www . knowlesacoustics . com
ASIA:
5F, No. 129, Lane 235, Bauchiau Rd.
Shindian City, Taipei 23145
Taiwan
Phone: [phone]
Fax: [phone]
Charted by response type
+/- 4.5dB @ 1000Hz
1.5 - 10.0 V
50 uA maximum
4900 to 5500 ohms
1.35 (0.053)
T hin C ase
A lternate 3-W ire H ookup
Negative
Terminal
O ptional S oldering F ixture
Base
Nest Plate
Back Plate
1.3VDC
Terminal
THE INFORMATION CONTAINED IN THIS LITERATURE IS BASED ON OUR EXPERIENCE TO DATE
AND IS BELIEVED TO BE RELIABLE AND IT IS SUBJECT TO CHANGE WITHOUT NOTICE. IT IS
INTENDED AS A GUIDE FOR USE BY PERSONS HAVING TECHNICAL SKILL AT THEIR OWN
DISCRETION AND RISK. WE DO NOT GUARANTEE FAVORABLE RESULTS OR ASSUME ANY
LIABILITY IN CONNECTION WITH ITS USE. DIMENSIONS CONTAINED HEREIN ARE FOR REFERENCE
PURPOSES ONLY. FOR SPECIFIC DIMENSIONAL REQUIREMENTS CONSULT FACTORY. THIS
PUBLICATION IS NOT TO BE TAKEN AS A LICENSE TO OPERATE UNDER, OR RECOMMENDATION
TO INFRINGE ANY EXISTING PATENTS. THIS SUPERSEDES AND VOIDS ALL PREVIOUS LITERATURE.
Output
Direction of Acceleration
+
o
-
7.92 (0.312) maximum
5.59 (0.220)
maximum
Terminal
Standard Case
2.28 (0.090)
maximum
Positive
ET-3042
ET-802
ET-900
+
-
Output
Thin Case
ET-3042
ET-811
ET-900
0.64 (0.025)
Maximum
Solder
Buildup
page 2