Panasonic Switch ESP Series User Manual

Panel Switches/ESP  
Tactile Sheet  
Type:  
ESP  
The part of switch is designed for thin and small  
electronic devices such as mobile phones.  
Creates thin push switches when combined with fixed  
contacts on a PWB.  
Features  
Resistant to environmental degradation:  
1) Diaphragms with a center hole ensure contact stability.  
2) Silver-plated diaphragms achieve high contact stability.  
Metal diaphragm creates a thin profile and lightweight.  
Sharp click-key operational feel.  
SMD available by using roll packaging (refer to the  
diagram below).  
Roll Dimensions in mm (not to scale)  
Packing form  
φ300  
φ150  
Specifications  
Diaphragm  
5
4
φ
φ
Operating Force  
Push Travel  
1.0 N, 1.6 N, 2.0 N  
0.25 mm 0.10 mm  
1.0 N, 1.6 N, 2.0 N  
0.15 mm 0.08 mm  
Mechanical  
Height of Diaphragm: HD  
(Including an actuator)  
0.35 mm 0.08 mm  
(0.58 mm 0.2 mm)  
0.28 mm 0.08 mm  
(0.51 mm 0.2 mm)  
Operating Life  
500000 cycles  
–20 °C to +70 °C  
–40 °C to +85 °C  
500000 cycles  
–20 °C to +70 °C  
–40 °C to +85 °C  
Endurance  
Operating Temperature Range  
Storage Temperature Range  
Note: The above specifications are typical.  
Recommended Contact Pattern  
Surface treatment: Ni plating + Au plating  
Surface treatment: Ni plating + Au plating  
Copper foil  
Copper foil  
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.  
Should a safety con(ace)rn5arDisiaeprehgraargdming this product, please be sure to contact us immediately.  
φ
(b) φ4 Diaphragm  
Feb. 2009  
 

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