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SQ-SEN-8xx Tilt Sensor

SQ-SEN-8xx Tilt Sensor

SQ-SEN-8xx Tilt Sensor

Product catalog summary
Description: The SQ-SEN-8XX is a tilt sensor that functions as a position-sensitive switch. It remains open when horizontal and closes below a specific switch angle. It is designed to be insensitive to vibrations when in a horizontal position.
Functional Features:
  • On/off tilt sensing
  • Normally open when horizontal
  • Normally closed below the switch angle
  • Non-sensitive to vibration when open
Key Features:
  • Ultra-low power consumption (0.25 uA)
  • Surface mount device (SMD), RoHS compliant
  • High sensitivity with gold plating
  • Miniature size (3.3 mm x 6.9 mm)
  • No signal conditioning required
Applications: Suitable for TV remote control tilt wake-up, screen orientation, and security applications.
Switch Angles: Standard angles are 15º, 30º, and 45º, with custom angles available.
Theory of Operation: The sensor operates as a normally open switch in certain orientations and closes in others. It is designed to handle vibrations by chattering open and closed, requiring software to detect transitions rather than states.
Angle Accuracy: The switch closed angle varies by model, with examples being 15º, 27º, and 37º from horizontal.
Electrical Characteristics: Operates within a supply voltage range of 0.5 to 12 Vdc and a current sink of 0.00025 to 5 mA.
Dimensions: The standard 8XX model measures 6.8 mm in length and 3.3 mm in diameter, while the bidirectional version is slightly longer at 7.3 mm.
Part Comparison: Models differ by switch angle and damping capabilities.
Production Grades: Available in grades C and I, with different operating temperature ranges and assembly methods.
Packaging Options: Available in bulk bags, cut tape, or tape on reel.
Limitations and Warnings: Not suitable for life support or safety equipment applications.
Testing: Each sensor undergoes build-time testing, and system integration testing is recommended to ensure safety and functionality.
Notice: Information is provided as a reference and may contain errors. Specifications are subject to change.
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Catalog excerpts

SQ-SEN-8xx Tilt Sensor-1

SQ-SEN-8XX ON/OFF TILT SENSOR, HORIZONTAL NORMALLY OPEN RoHS compliant, lead-free SMD package DESCRIPTION The SQ-SEN-8xx sensor acts like a position sensitive switch that is normally open when horizontal, and normally closed below the switch angle. It is designed to be non-sensitive to vibration a horizontal orientation. When at rest in a horizontal orientation, the sensor will settle in an open state. When tipped down from vertical to the "switch angle" it will produce continuous on/off contact closures while in motion. When at rest below the switch angle, it will settle normally closed. On / off tilt sensing Normally open when horizontal Normally closed when below the switch angle Non-sensitive to vibration when open Normally closed Ultra low power - As little as 0.25 uA continuous Surface mount device (SMD) - RoHS compliant, lead-free, tape and reel High sensitivity & long life - 99.97% pure gold plating Miniature size - 3.3 mm x 6.9 mm Simple interface - No signal conditioning required Quiet - Undetectable sounds level TV remote control tilt wake-up Screen orientation Security, anti-tamper, anti-theft Normally open Normally open when horizontal Normally closed when past “switch angle” Normally open SWITCH ANGLES Normally closed 15º, 30º, 45º standard Custom angles available Switch Angle Normally open Switch Angle 8XX SERIES The 8xx series is designed to be non-sensitive to vibration when horizontal. Normally closed 10 Water St. Lebanon, NH 03766 USA Page 1 of 8 www.signalquest.com [email protected]

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SQ-SEN-8xx Tilt Sensor-2

SQ-SEN-8XX ON/OFF TILT SENSOR, HORIZONTAL NORMALLY OPEN 10 Water St. Lebanon, NH 03766 USA Page 2 of 8 www.signalquest.com [email protected]

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SQ-SEN-8xx Tilt Sensor-3

SQ-SEN-8XX ON/OFF TILT SENSOR, HORIZONTAL NORMALLY OPEN THEORY OF OPERATION The SQ-SEN-8xx sensor acts like a position sensitive switch which is normally open in a range of orientations, and a normally closed in another range of orientations. When resting in a normally open orientation, contacts are virtually guaranteed to be open. When resting in the normally closed orientation (unlike normally open) contacts are not guaranteed to be closed. A good rule of thumb is that they will be closed 75% - 99% of the time, when at rest. When in a normally closed orientation, the sensor will chatter open...

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SQ-SEN-8xx Tilt Sensor-4

SQ-SEN-8XX ON/OFF TILT SENSOR, HORIZONTAL NORMALLY OPEN DIMENSIONS (8XX) PHYSICAL SIZE SYMBOL Terminal Width 10 Water St. Lebanon, NH 03766 USA Page 4 of 8 www.signalquest.com [email protected]

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SQ-SEN-8xx Tilt Sensor-5

SQ-SEN-8XX ON/OFF TILT SENSOR, HORIZONTAL NORMALLY OPEN EXAMPLE PCB LANDING RECOMMENDED PCB LANDING ALTERNATE, PCB CUTOUT LANDING (USE FOR LOWEST PROFILE) Recess Length Recess Width *Note: Alternative layouts may be used to optimize size or manufacturability 10 Water St. Lebanon, NH 03766 USA Page 5 of 8 www.signalquest.com [email protected]

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SQ-SEN-8xx Tilt Sensor-6

SQ-SEN-8XX ON/OFF TILT SENSOR, HORIZONTAL NORMALLY OPEN DIMENSIONS (8XXB BIDIRECTIONAL VERSION) PHYSICAL SIZE SYMBOL Terminal Width EXAMPLE PCB LANDING RECOMMENDED PCB LANDING SYMBOL *Note: Alternative layouts may be used to optimize size or manufacturability Updated: 2012-05-17 10 Water St. Lebanon, NH 03766 USA Page 6 of 8 www.signalquest.com [email protected]

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SQ-SEN-8xx Tilt Sensor-7

SQ-SEN-8XX ON/OFF TILT SENSOR, HORIZONTAL NORMALLY OPEN PART COMPARISON PART NUMBER SQ-SEN-815 SWITCH ANGLE 15 degrees down from horizontal 30 degrees down from horizontal 45 degrees down from horizontal PRODUCTION GRADES GRADE C ASSEMBLY METHOD Reflow Solder: 260° C peak Hand Assembly: 315° C peak, 2 -3 seconds on end terminal Reflow Solder: 260° C peak Hand Assembly:315° C peak, 2 -3 seconds on end terminal WASH TOLERANCE PB-FREE, ROHS OPERATING TEMPERATURE PACKAGING OPTIONS PACKAGE CODE BB DESCRIPTION Bulk bag, various sizes Cut tape, 100 piece multiples Tape on reel, 2000 pieces EXAMPLE COMPLETE...

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SQ-SEN-8xx Tilt Sensor-8

SQ-SEN-8XX ON/OFF TILT SENSOR, HORIZONTAL NORMALLY OPEN LIMITATIONS AND WARNINGS This product is not designed for use in life support and/or safety equipment where malfunction of the product can reasonably be expected to result in personal injury or death. Buyer uses this product in such applications at Buyer’s own risk and agrees to defend, indemnify, and hold harmless SignalQuest, Inc. from any and all damages, claims, suits, or expenses resulting from such misuse. TESTING The performance of each sensor is verified through build-time testing. SYSTEM INTEGRATION TESTING Thorough testing should...

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