MITSUMI
Switches
• Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.
• The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.
Waterproof Small Type Tactile Switch
STU Series
FEATURES
1. IP68 water resistance and dust resistance.
2. Actuator on the center of spring prevents
deterioration of operating feel due to
misalignment between switch and knob.
3. Sharp click feel and long operating life.
S T U - 053 A 16 XX
Operating Force
16(1.6N), 23(2.25N)
Actuator Type
Height
053(0.53mm), 0.57(0.57mm)
Waterproof Small Type
Tactile
Switch
1. Small electrical devices such as Mobile phones, Smart phones, Wearable devices.
2. The equipment to use in outdoor, use in dusty place.
APPLICATIONS
MODEL NAME CODE
MITSUMI
• Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.
• The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.
Waterproof Small Type Tactile Switch
SPECIFICATIONS
Electrical
Characteristics
Rating (Resistive load)
DC15V, 20mA (maximum)
DC2V, 10µA (minimum)
Contact Resistance
500m
or less
Life
STU-053A16XX
300,000 times
STU-057A23XX
500,000 times
Water
Resistance
Protective resistance
IP68
Model Name Code
Model Name
Operating Force
Pcs/Reel
STU-053A16XX R66 7963 1.6N 20,000
STU-057A23XX R66 7966 2.25N 20,000
without
COVER FILM overhang
and remained cut-gate
( 0.85) (0.35)
(1.8)
2.14
3.4
(1.9)
1.72
0.6
φ
A
B
A´
B´
A
B
A´
B´
Circuit diagram
No pattern
No silk
±0.15
3
2.8
0.53±0.05 (1.6N)
0.57±0.05 (2.25N)
±0.15
1.9
Without
COVER FILM
Reference land dimension
The thickness of solder stencil : 80µm
2−1.5
2−0.75
2−0.1Max
COVER FILM
overhang and
remained cut-gate
Unit: mm
DIMENSIONS
TYPE