multi-sensor technology from Azoteq: capacitive, inductive, ALS (ambient light sensor), IR (infrared), HALL effect

1. www.seltech-international.com
2016/10/27
ProxFusionTM
Combination sensor

2. © 2016 SAS SELTECH - All rights reserved.
Azoteq’s History
 Azoteq is a fabless semiconductor
company founded by Dr. Frederick Bruwer
in 1998.
 The company initially developed the
LightSenseTM products for intelligent LED
light control
 Started developing ProxSense® capacitive
proximity and touch solutions in 2004
 Renewed focus on LightSenseTM products
with the introduction of smart HV LED
lighting solutions in 2014.
 First sample release of ProxFusion™
combination sensors in 2015
page2

3. © 2016 SAS SELTECH - All rights reserved.
Technology Overview
page3
1998 Gen 1
2004
2007
2013
2015
Gen 2
Gen 3
Gen 1
Gen 2
Gen 3
Gen 2
Gen 1
Gen 1

4. © 2016 SAS SELTECH - All rights reserved.
Directly Supporting
Customers Worldwide
Pretoria
Hong Kong
Headquarters
Manufacturing
Sales & Support
Austin, TX
Wuxi
Distributors
Tokyo
Taipei
Dongguan
Paarl
Munich
Singapore
Representatives
UK & Ireland
Shenzhen
Shanghai
Paris
Seoul
page4

5. © 2016 SAS SELTECH - All rights reserved.
 Multi-sensor, single-chip solution
• Ambient Light Sensing (ALS)
• Capacitive
• IR
• Inductive
• Hall Switch
• Hall Rotation
• PIR (with external sensing element)
ProxFusionTM
page5

6. © 2016 SAS SELTECH - All rights reserved.
ProxFusion™
generation 1 portfolio
IC Name IQS620 IQS621 IQS622 IQS624 IQS680 IQS670
Market Tablet/Phone
Wearable
IoT
White Goods
IoT
Mobile Phone
Wearables
IoT
Mouse wheel/
Rotary switches
Under Cabinet
Lighting
Alarm
Sensor
Technolog
y
Capacitive
Inductive
Hall Switch
Capacitive
Inductive
Hall Switch
ALS (16 bit)
Capacitive
Hall Switch
ALS (11 levels)
IR
Capacitive
Hall Rotation
Capacitive
Inductive
PIR
Capacitive
PIR
Inductive
Hall
Day/Night
Interface I2C
GPIO
I2C
GPIO
I2C I2C
GPIO
I2C
GPIO
1Wire,
GPIO
Package DFN(3x3)-10 UOLG – 9 pin
2.8 x 2.5 x 0.6
DMA – 9 pin
3.94x2.36x1.37
DFN(3x3)-10 DFN(3x3)-10 TBC
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7. © 2016 SAS SELTECH - All rights reserved.
IQS620 - Mobile Phone & Tablet
page7
Clamshell
closure
detection
Keyboard
dock detect
SAR
Sensor
Smart-SAR™
(distinguishes between human & metal)
Smart cover
Keyboard
dock detect
Low cost
smart cover
Hall Switch
- 2 level
- Bi-directional
InductiveCapacitive
Specifications are subject to change

8. © 2016 SAS SELTECH - All rights reserved.
IQS621 for White Goods
Screen
brightness
Proximity
Sensor
Limit Switch Touch Key
Cover
Closure
Low cost
limit switch
HALLALS InductiveCapacitive
Keyboard
backlighting
Find in the
Dark
Cartridge
detect
Cover
Closure
Cartridge
detect
page8Specifications are subject to change

9. © 2016 SAS SELTECH - All rights reserved.
IQS622 - Mobile devices
Screen
brightness
High-accuracy
On-ear detection (improved black body
sensing)
On-ear
detect
Clamshell
closure
detection
Grip detect
Keyboard
dock detect
Omni-
directional
SAR
Smart cover
Screen
brightness
HALLALS IR Capacitive
Directional
SAR
Keyboard
backlighting
page9Specifications are subject to change

10. © 2016 SAS SELTECH - All rights reserved.
IQS624 as rotary encoder
page10
Waterproof
Rotary
switch
Mouse
Scroll
Wheel
Mouse
Thumb
wheel
HALL
Rotation
Touch &
Scroll
gesture
Touch Key
wakes Hall
sensor
Capacitive
Specifications are subject to change

11. © 2016 SAS SELTECH - All rights reserved.
IQS680 for lighting
page11
Touch /
Proximity
Auto On Door Limit
Switch
IR InductiveCapacitive
IR detects human
presence:
Auto ON
Touch for ON/OFF
Low Cost Inductive
Limit Switch
Specifications are subject to change

12. © 2016 SAS SELTECH - All rights reserved.
IQS670 in Alarm applications
page12
Touch /
Proximity
tamper detect
Intruder
detection
Door Limit
Switch
PIR InductiveCapacitive
PIR detects
human
presence
Tamper
detection
Low Cost
Inductive
Limit Switch
Door Limit
Switch
Hall
Hall Limit
Switch
Smart one wire
communication
Addressing
of sensor
elements
Specifications are subject to change

13. Thanks !