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GF04WB101K Datasheet(PDF) 1 Page - TOCOSAMERICA, INC.

Part # GF04WB101K
Description  4mm Round, Single-Turn, Through-Hole Sealed Cermet Trimmers
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Manufacturer  TOCOS [TOCOSAMERICA, INC.]
Direct Link  http://www.tocos.com
Logo TOCOS - TOCOSAMERICA, INC.

GF04WB101K Datasheet(HTML) 1 Page - TOCOSAMERICA, INC.

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TOCOS AMERICA, INC.
1177 East Tower Road, Schaumburg, IL 60173
Tel: 847-884-6664
Fax: 847-884-6665
E-mail: sales@tocos.com
www.tocos.com
36
Specifications
Electrical
Standard Resistance Range . . . . . . . . . . . . . 100
Ω to 1MΩ
(standard 1, 2 & 5 sequence )
Resistance Tolerance . . . . . . . . . . . . . . .
10% and
20%
End Resistance . . . . . . . . . . 1% or 3
Ω, whichever is greater
Resistance Taper . . . . . . . . . . . . . . . . . . . . . . . . . . . . Linear
Peak Noise (C.R.V.) . . . . . . 2% or 3
Ω, whichever is greater
Power Rating . . . . . . . . 0.5 watt at
70 C, 0 watt at
125 C
Maximum Input Voltage . . . . . . . . 200VDC or power rating,
whichever is smaller
Temperature Coefficient . . .
100 ppm / C, 200
Ω to 500kΩ
250 ppm / C, other values
Insulation Resistance . . . . . 1,000M
Ω minimum at 500VDC
Dielectric Strength . . . . . . . . . . . . . . . . . 500VAC, 1 minute
Adjustment Travel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
Mechanical
Mechanical Travel . . . . . . . . . . . . . . . . . . . . . . . . . 230
10
Shaft Torque . . . . . . . . . . . . . . 150 gf cm (2.08 oz in) max.
Stop Strength . . . . . . . . . . . . . . 200 gf cm (2.77 oz in) min.
Flammability of Plastic Materials . . . . . . . Meets UL 94V-0
Nominal Weight . . . . . . . . . . . . . . . . 0.2g ( W, U ); 0.3g (S, V )
Marking . . . . . . . . . . . . . . . . . . . Resistance code, date code
Environmental
Temperature Range . . . . . . . . . . . . . . . . .
55 Cto
125 C
Low Temperature Operation . . . .
55 C, 0.5 watt, 2 hours
∆T/R ) 3%
High Temperature Exposure . . . . . . . . .
125 C, 250 hours
∆T/R ) 2%, S.S. ) 1%
Load Life . . . . . . . . . . . . . . . . . .
70 C, 0.5 watt, 100 hours
∆T/R ) 3%, S.S. ) 2%
Thermal Shock . . . . . . . . . . . . . . . . . . . . . .
55 C,
125 C,
30 minutes each, 5 cycles
∆T/R ) 2%, S.S. ) 2%
Shock . . . . . . . . . . . . 100G, 6ms, 6 directions, 3 times each
∆T/R ) 1%, S.S. ) 1%
Vibration . . . . . . . . . . . . . . . . 10-2,000Hz, 1.5mm amplitude,
20G, 12 hours
∆T/R ) 1%, S.S. ) 1%
Humidity . . . . . . . . . . . . . . . . . . . . . . . .
40 C, 90-95%RH,
0.5 watt, 500 hours
∆T/R ) 3%, S.S. ) 1%
Moisture Resistance . . . . . .
10 C to
65 C, 80-98%RH,
0.5 watt, 10 cycles, 240 hours
∆T/R ) 3%
Soldering Heat Resistance . . . . . . . . . . . 350 C, 3 seconds
∆T/R ) 2%
Seal Test . . . . . . . . . . . . . . . . .
85 C, hot water for 1 minute
Rotational Life . . . . . . . . . . 200 cycles without discontinuity
∆T/R ) 5%)
∆T/R = Total Resistance Change; S.S. = Setting Stability (voltage ratio)
GF04 Series
4mm Round, Single-Turn, Through-Hole Sealed Cermet Trimmers
TOCOS®
POTENTIOMETERS
Features
4mm round, single-turn, through-hole, sealed cermet trimmers
Top and side adjust models
Compact with high 0.5 watt power rating
High setting stability with precious metal multi-contacts
Low noise and low temperature coefficient
Wide temperature range of
55 C to
125 C
Meets UL 94V-0 flammability requirements
Sealed to withstand wave soldering and immersion cleaning processes


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