LPR5150AL STMicroelectronics, LPR5150AL Datasheet

Gyroscopes Dual 0.167 mV deg/s LGA-16

LPR5150AL

Manufacturer Part Number
LPR5150AL
Description
Gyroscopes Dual 0.167 mV deg/s LGA-16
Manufacturer
STMicroelectronics
Datasheet

Specifications of LPR5150AL

Sensing Axis
Dual
Supply Current
6.8 mA
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Supply Voltage (max)
3.6 V
Supply Voltage (min)
2.7 V
Sensitivity
0.167 mV/deg/s
Output Type
Analog - Voltage
Package / Case
LGA-16
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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LPR5150ALTR
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Features
Applications
Description
The LPR5150AL is a low-power dual-axis
micromachined gyroscope capable of measuring
angular rate along pitch and roll axes.
It provides excellent temperature stability and
high resolution over an extended operating
temperature range (-40 °C to +85 °C).
The LPR5150AL has a full scale of ±1500 °/s and
is capable of detecting rates with a -3 dB
bandwidth up to 140 Hz.
Table 1.
July 2009
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to
change without notice.
2.7 V to 3.6 V single-supply operation
Wide operating temperature range
(-40 °C to +85 °C)
High stability overtemperature
Analog absolute angular-rate output
Two separate outputs for each axis
(1x and 4x amplified)
Integrated low-pass filters
Low power consumption
Embedded power-down
Embedded self-test
High shock and vibration survivability
ECOPACK
(see
Gaming applications
Pointing devices, remote and game controllers
Motion control with user interface
Industrial and robotics
LPR5150ALTR
Order code
LPR5150AL
Section
Device summary
®
RoHS and “Green” compliant
5)
dual axis pitch and roll ±1500°/s analog gyroscope
Temperature range (°C)
-40 to +85
-40 to +85
Doc ID 15814 Rev 2
The gyroscope is the combination of one actuator
and one accelerometer integrated in a single
micromachined structure.
It includes a sensing element composed by single
driving mass, kept in continuous oscillating
movement and able to react when an angular rate
is applied based on the Coriolis principle.
A CMOS IC provides the measured angular rate
to the external world through an analog output
voltage, allowing high level of integration and
production trimming to better match sensing
element characteristics.
ST’s gyroscope family leverages on robust and
mature manufacturing process already used for
the production of micromachined accelerometers.
ST is already in the field with several hundreds
million sensors with excellent acceptance from
the market in terms of quality, reliability and
performance.
LPR5150AL is provided in plastic land grid array
(LGA) package. Several years ago ST pioneered
successfully the usage of this package for
accelerometers. Today ST has the widest
manufacturing capability and strongest expertise
in the world for production of sensor in plastic
LGA package.
LGA-16 (5x5x1.5)
LGA-16 (5x5x1.5)
Package
MEMS motion sensor:
LGA-16L (5x5x1.5mm)
LPR5150AL
Tape and reel
Packing
Tray
Preliminary data
www.st.com
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12

Related parts for LPR5150AL

LPR5150AL Summary of contents

Page 1

... It provides excellent temperature stability and high resolution over an extended operating temperature range (-40 °C to +85 °C). The LPR5150AL has a full scale of ±1500 °/s and is capable of detecting rates with bandwidth up to 140 Hz. Table 1. Device summary Order code Temperature range (° ...

Page 2

... Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.3 Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 3 Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3.1 Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3.2 Zero-rate level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3.3 Self-test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3.4 High pass filter reset (HP Application hints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 4.1 Output response vs. rotation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 4.2 Soldering information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 5 Package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 6 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 2/12 Doc ID 15814 Rev 2 LPR5150AL ...

Page 3

... LPR5150AL 1 Block diagram and pin description Figure 1. Block diagram + Ω Ω Y REFERENCE 1.1 Pin description Figure 2. Pin connection + Ω Y (TOP VIEW) DIRECTION OF THE DETECTABLE ANGULAR RATES CHARGE DEMODULATOR AMPLIFIER + SWITCHED CAPACITOR LOW-PASS FILTER - X/Y DRIVING MASS Feedback loop CHARGE AMPLIFIER + SWITCHED ...

Page 4

... Not amplified output ST Self-test (logic 0: normal mode; logic 1: self-test) Power-down (logic 0: normal mode; logic 1: power-down PD mode) High pass filter reset (logic 0: normal operation mode; HP logic1: external high pass filter is reset) Res Reserved. Connect to Vdd Vdd Power supply Doc ID 15814 Rev 2 LPR5150AL Analog function ...

Page 5

... LPR5150AL 2 Mechanical and electrical specifications 2.1 Mechanical characteristics Table 3. Mechanical characteristics @ Vdd = °C unless otherwise noted Symbol Parameter FSA Measurement range FS SoA (3) Sensitivity So Sensitivity change vs SoDr temperature (3) Voff Zero-rate level Vref Reference voltage Zero-rate level change OffDr Vs temperature NL Non linearity (4) BW ...

Page 6

... This is an ESD sensitive device, improper handling can cause permanent damage to the part 6/12 Test condition Min. 2.7 PD pin connected to GND PD pin connected to Vdd Logic 0 level 0 Logic 1 level 0.8*Vdd Logic 0 level 0 Logic 1 level 0.8*Vdd -40 Ratings Doc ID 15814 Rev 2 LPR5150AL (1) (2) Typ. Max. Unit 3 3.6 V 6.8 mA µ 0.2*Vdd V Vdd 0.2*Vdd V ...

Page 7

... High pass filter reset (HP) The LPR5150AL provides the possibility to reset the optional external high pass filter by applying a high logic value to the HP pad. This procedure ensures faster response, especially during overload conditions. Moreover, this operation is suggested each time the device is powered. ...

Page 8

... Power supply decoupling capacitors (100 nF ceramic or polyester + 10 µF Aluminum) should be placed as near as possible to the device (common design practice). The LPR5150AL allows band limiting the output rate response through the use of an external low pass filter (suggested) and/or high pass filter (optional) in addition to the ...

Page 9

... LPR5150AL 4.1 Output response vs. rotation Figure 4. Output response vs. rotation + Ω Y Steady State position: 4xOUTX = 4xOUTY = 1.23V OUTX = OUTY = 1.23V 4.2 Soldering information The LGA package is compliant with the ECOPACK It is qualified for soldering heat resistance according to JEDEC J-STD-020C. Leave “pin 1 indicator” unconnected during soldering. ...

Page 10

... Doc ID 15814 Rev 2 LPR5150AL LGA-16 (5x5x1.5mm) Land Grid Array Package 7887555A ® ...

Page 11

... LPR5150AL 6 Revision history Table 6. Document revision history Date 04-Jun-2009 06-Jul-2009 Revision 1 Initial release Small text changes to improve readability. 2 Table 4 Updated Doc ID 15814 Rev 2 Revision history Changes 11/12 ...

Page 12

... Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Philippines - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America 12/12 Please Read Carefully: © 2009 STMicroelectronics - All rights reserved STMicroelectronics group of companies www.st.com Doc ID 15814 Rev 2 LPR5150AL ...

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