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COPAL ELECTRONICS
SURFACE MOUNT CERMET TRIMMERS
RoHS compliant
SM-3/31
INTERNAL STRUCTURE
1
2
3
4
5
6
9
8
7
Part name
Material
Flammability
■ FEATURES
● RoHS compliant
● Fine adjustment is possible
● Automatic mounting is possible (Taping)
● Reflow soldering is possible
● Sealed construction (Washable)
1
2
3
4
5
6
7
8
9
Housing
Base element
Electrode
Resistive element
Adhesive
Wiper
Terminal pin
Rotor gear
Shaft
PPS(Polyphenylenesulphide)
Ceramic
Ag-Pd cermet
RuO 2 cermet
Epoxy
Multi metal alloy
Copper alloy, Sn-Cu-plated
Polyamide
Brass, Nickel-plated
UL94-V-0
UL94-HB equivalent
UL94-V-0
■ PART NUMBER DESIGNATION
S M - 3 □ T W 1 k Ω ( 1 0 2 )
Series name
Electrical turn
Blank ： 11 turns
1 ： 5 turns
Form of packaging
T ： Taping (Reel)
Resistance code
Resistance value
Product shape (Shape of terminal)
A, W ： J-hook
B ： Gull wing
Blank ： Bulk in plastic bag
※ Please refer to the LIST OF PART NUMBERS when placing orders.
■ Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
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