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QSA Series
Features/Benefits
* * * * * Excellent tactile feel Plunger can be custom designed SMT switch adapted for low current Only actuate 1 direction at a time Provides logic level control
Typical Applications
* * * * * Seat adjustments Industrial controls Mirror adjustment Home entertainment Multi-function steering wheel
Construction
FUNCTION: QSA2: 2 way switch QSA4: 4 way switch TYPE OF SWITCH: QSA2: 2x make contacts QSA4: 4x make contacts FOOTPRINT: 23 mm x 18 mm, operating direction diagonal HEIGHT: Housing: 9 mm, total height: 22,4 mm PINS: Solder pins, SMD ATTACHMENT: Snap-in pegs provided to help secure and locate switches ACTUATOR: o3,5 mm with button fastener
Mechanical (continued)
RETURN FORCE: 0,8 0,3N ACTUATION STRENGTH: >50 N, parallel to PCB >100 N, vertical (push) to PCB >50 N traction (pull) force
Electrical
SWITCHING POWER MAX: 0,20 VA MIN / MAX SWITCHING VOLTAGE: (VDC) 20mV / 30 V MIN / MAX SWITCHING CURRENT: 1mA / 50mA BOUNCE: < 1 ms
C Navigation
Mechanical
OPERATION DIRECTION: In X-Y direction along the diagonal axis of the switch. Rotation point is 5,5 mm over the PCB surface. TRAVEL: Travel of the actuator measured on an axis parallel to and 19 mm above PCB. switch point/stop (4,0 N force) 1,5 0,4 mm / 2,0+0,3 mm ACTUATION ANGLE: G8 version To switch point / stop (4,0 N force) 6.5 / 8.5 ACTUATION FORCE: 3,5 1 N TACTILE EFFECT: 15% LIFE: 100,000 cycles in each direction ( 20 N force)
Environmental
OPERATING TEMPERATURE: STORAGE TEMPERATURE: -40C to 85C -40C to 95C
Process
AUTOMATIC SOLDERING: Reflow compatible per CECC00802
Other Data
CONTACT MATERIAL: Au on Ni layer SOLDERING PINS: Au flash HOUSING MATERIAL: Thermoplastic
NOTE: Specifications listed above are for switches with standard options. For information on specific and custom switches, consult Customer Service Center.
How To Order Our easy build-a-switch concept allows you to mix and match options to create the switch you need. To order, select desired option from each category and place it in the appropriate box.
Q
S
A
3.
5
N
H
1
G
8
Series QSA2 QSA2S QSA4 QSA4S
2 2 4 4
directions, directions, directions, directions,
snap-in pegs require soldering SMT version snap-in pegs require soldering SMT version
Force Actuator 3.5N 3.5N (350 grams) H1
Angle G8 8 max travel
Dimensions are shown: mm (inch) Dimensions subject to change
C-1
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QSA Series
QSA2S H1
VIEW Z 15
o1
2 -0.05
14 .6
1.2 ( 2)
20.7 15
8.5 8.5 deflection with F= 4N
Z F pivotal point 5.5 9 0.2 20.4 0.2
o 1.6
5.5 o 3.5 0.05 22.4 0.2 type designation 3.6 0.2
PAD LAYOUT mounting side
-0.1
3.2
1 5.5
0.8
o 1.
1.8
8
+0.1
15.8
circuit diagram
6
3.4
C Navigation
2.2
24 5.6 .6
o 1.2
5
+0.1
yellow surface:
green surface: red hole:
QSA4S H1
VIEW Z 2 1.2 ( 2)
M2 K2
terminals and top plate fixations to be soldered with Infrared process bearing point -to keep free from PCB lines snap-in pges and positioning pins to get through the PCB but not to be soldered
K1 M1
1.7-0.3
1.2
1.5 15 .6 10 .5 1.8
19
24
5
M1,2
2.6 4.9
K1 K2
2
2.54 2.542.54 2.54
17.6 0.2 15
o1
20.7 0.2 15
Z F
deflection with F=4N 8.5 8.5
o1
.6
5.5
5
o 3.5 0.05
20.4 0.2
PAD LAYOUT mounting side
o1 .8
19
9 0.2
+0
.1
12.6 1.2 3.4
5.5
1.7 -0.3
1.5 -0.1
22.4 0.2
pivotal point
type designation
o 2.2
1.8
K2 M 1,2
K3
yellow surface: 2.5 5.5 14.6 3.6
15.6 13
green surface: 5 red hole:
14
terminals and top plate fixations to be soldered with Infrared process bearing point -to keep free from PCB lines snap-in pges and positioning pins to get through the PCB but not to be soldered
M 3,4
0.8
2
3
circuit diagram K1 K2 M3,4 K3 M3,4 K4
M1,2
o1
o1
.2
.5
+0
.1
1 2.54 2.54 2.54 2.54 M 3,4 K4 K1
4
2.54 2.54 2.54 2.54
C-2
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3.6 0.2
Dimensions are shown: mm (inch) Dimensions subject to change

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