DH Series

Ultra Miniature Snap-Action Switches


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Features

Small dimensions, just 0.323" x 0.106" x 0.244"
(8.2mm x 2.7mm x 6.2mm)
Specially designed for low switching currents and voltages
Available with or without integrated auxiliary actuator
Can be fitted to circuit boards in upright position or horizontally with formed terminals

DH Series

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Electrical Ratings

Specifications

Electrical

Temperature Rating:	-25 °C to +70°C

Flammability Rating:	UL94V-O

Materials

Base:	Polyphenylene sulphide (PPS)

Button:	Polybutyleneterephthalate (PBT)

Cover:	Polybutyleneterephthalate (PBT)

Auxiliary Actuator:	Stainless Steel

Terminals:	Silver-Plated Brass

Contacts:	Silver-Plated Brass (DH3) Gold-Plated Brass (DH4)

Dimensions

Inches (mm)

Terminal Options

PCB Layout

Inches (mm)

Mounting

Recommended mounting screw: M1.6
Recommended torque: 9.81 cN*M (1.0 kgf*cm)

Recommended use of a flat washer
and a spring washer for locking.

Actuator Specifications

Actuator Type	Switch Type	Maximum Operating Force (g)	Max. Pre-Travel inches (mm)	Operating Point inches (mm)	Min. Over-Travel inches (mm)	Max. Movement Differential inches (mm)
–AA		90	0.008 (0.2)	0.220±0.006 (5.6±0.15)	0.004 (0.1)	0.003 (0.07)
–LA		50	0.051 (1.3)	0.264±0.020 (6.7±0.5)	0.012 (0.3)	0.024 (0.6)

Ordering Information

Ordering Info Chart

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Specifications subject to change without notice.