ERGO-NAV EGN-D Series
Analog Navigation Disc
Features/Benefits
•
Omni-directional analog control
•
Variable speed (rate and control)
•
Low profile
•
Low power (instant wake-up)
•
Intergrated switch (center click)
•
Force/deflection device
•
Simple electrical interface
•
Environmental protection
•
Long life
Typical Applications
•
Cell phones
•
Gaming devices
•
MP3 players
•
PDA’s
•
GPS devices
•
Remote controls
•
Laptops
•
Convergent devices
•
Others
EW!
N
Mechanical
OVERALL HEIGHT (mm): < 2
ACTUATOR DIAMETER (mm): 20
NOMINAL PCB AREA REQUIRED (cir. mm2): 615
NOMINAL DEFLECTION TO FIRST CONTACT (mm): 0.25
MAX. DEFLECTION (mm): <0.75
MIN. FORCE TO FIRST CONTACT (g force): < 30
MAX. OPERATIONAL FORCE (g force): 1000
DOME SWITCH ACTUATION FORCE (g force): 300 typ.
Electrical
TRANSDUCER RESISTANCE: 600
Ω
± 200
Ω
OUT OF CONTACT RESISTANCE: >10M
Ω
REFERENCE RESISTOR VALUE (R):
1,500
Ω
± 5%
DOME SWITCH RESISTANCE: Open>500k
Ω
Closed<250
Ω
POWERING VOLTAGES:
≤8
- 12 Vdc
# OF A/D INPUTS REQUIRED: One 8 bit ADC
# OF GPIO INTERFACE NEEDED: 4
CONTINOUS USE CURRENT PEAK
TYPICAL/WORST CASE: 1.1mA/1.7 mA
CONTINOUS USE CURRENT AVERAGE
TYPICAL/WORST CASE: 22µA/34µA
SLEEP POWER CONSUMPTION:
0µW
C
Navigation
Interface/Output
POINTING MODES: Realtive or Absolute
ANGULAR DIRECTIONS: 360º
ANGULAR RESOLUTION (deg): 1.8º (8 bit)
RATE STEPS: 32
SNAP TO AXIS: Optional
POSITION SAMPLING RATE: 25-40hz
REPEATABILITY: ±2%
How To Order
EGN-D-
O
for 360º omni-direction wth Z switch
U
for 360º omni-direction wthout Z switch
V
ffor N-way (N=1,2,4 axis) wth Z switch
W
for N-way (N=1,2,4 axis) wthout Z switch
1
for 20mm actuator diameter
C
for custom intergration*
0
without dedicated microcontroller chip
1
with dedicated microcontroller chip
*Custom Integration - ErgoNav EGN-D Series can be customized per the design rules and limitations:
-Nav-disc diameter and actuator height (scalable per the design rules)
-Nav-disc actuator (plastic or silicone; color, surface texture, fashion; process Integration)
_Nav-disc plastic retainer (integratable to device chassis per the design rules)
_Nav-disc silicone sensor pill and pad (process integratable to device membrane elements per the design rules)
-Dedicated microcontroller (contains firmware for quick I/O interface, or firmware compiled into device controller)
A
adhesive-mount
B
process intergration
0
without dedicated PCB
1
with dedicated PCB
Dimensions are shown: mm (inch)
Specifications and dimensions subject to change
C–17
www.ittcannon.com
ERGO-NAV EGN-D Series
Analog Navigation Disc
RELIABILITY
Operating life
LIFE CYCLING: >3,000,000
ACCELERATED USE CYCLING: >28,000
DOME SWWITCH OPERATING LIFE, (cycles): >500,000
Contamination/Ingress protection
DUST PROTECTION: IP5XX
CONTAMINATION RESISTANCE: HUMAN SKIN
OILS, HAND CREAM: no effect
ROBUST CONTAMINANT RESISTANCE; WATER, SUGAR
WATER, SALT WATER, COFFEEE, COLA,
GASOLINE: IPX4X
EMI/EMC/RFI: N/A
ESD RATING: Pass
Mechanical Stress
MAXIMUM SINGLE VERTICAL FORCE (grams) : >5,000
MAXIMUM REPEAT VERTICAL FORCE (grams): >2,000
VIBRATION: Pass
DROP TEST: IPXX5
Environmental
OPERATING TEMP (deg C) : -10 to 55
STORAGE TEMP (deg C): -40 to 85
SHIPPING ALTITUDE (feet/m): 40,000/12,200
OPERATING HUMIDITY (%RH): 5<>98
Specific test reference / method is available upon request
C
Navigation
11
10
7
4.10
0
Center Click
1.80
0.30
0
Dome Switch
Actuator
Key Mat / Bellows
Transducer
PCB
ø
5.1
5
0 0 25 )
. W
- 0 H (T
T
52 ID
0.1 E W
AC
TR
38
Reference Only
A
q
TG (typ)
TR 0.1
AC 52
0
E
GA - 0
P ( .02
TG 5
)
1.15
X8
45˚
q
42
Reference Only
REFRENCE
TRACES
REFRENCE
TRACES
ø
0
6.3
4 .00
ø 1 C LE
CIR
PILL
Note: Trace pattern must retain a flatness to within 0.10 mm across the
span of the pill circle. See included FEA for more information.
TG (typical)
SYMMETRY OF
TRACES IS CRITICAL
ø 0
.76
Dimensions are shown: mm (inch)
Specifications and dimensions subject to change
C–18
www.ittcannon.com
Embedded System
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