1177 East Tower Road, Schaumburg, IL 60173

Tel: 847-884-6664

Fax: 847-884-6665

E-mail: sales@tocos.com

www.tocos.com

23

Specifications

Electrical

Standard Resistance Range . . . . . . . . . . . . . . 10

Ω to 2MΩ

(standard 1, 2 & 5 sequence)

Resistance Tolerance . . . . . . . . . . . . . . . . .

10% standard

End Resistance . . . . . . . . . . 1% or 2

Ω, whichever is greater

Resistance Taper . . . . . . . . . . . . . . . . . . . . . . . . . . . . Linear

Peak Noise (C.R.V.) . . . . . . . 1% or 3

Ω, whichever is greater

Power Rating . . . . . . . 0.25 watt at

85 C; 0 watt at

150 C

Maximum Input Voltage . . . . . . . . 300VDC or power rating,

whichever is smaller

Temperature Coefficient . . . . . . . . . . . . . . . .

100 ppm / C

Insulation Resistance . . . . . . . 100M

Ω minimum at 500VDC

Dielectric Strength . . . . . . . . . . . . . . . . . . 600VAC, 1 minute

Adjustment Travel . . . . . . . . . . . . . . . . . 12

2 turns nominal

Mechanical

Mechanical Travel . . . . . . . . . . . . . . . . . . . . . . . . 13

1 turns

Stop Strength . . . . . . . . . . . . . . Clutch action or wiper idles

Flammability of Plastic Materials . . . . . . . Meets UL 94V-0

Nominal Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.2g

Marking . . . . . . . . . . . . Resistance value or code, date code

Environmental

Temperature Range . . . . . . . . . . . . . . . . .

65 Cto

150 C

Low Temperature Operation . . . . 65 C, 0.25 watt, 2 hours

∆T/R ) 1%, S.S. ) 1%

High Temperature Exposure . . . . . . . . .

150 C, 250 hours

∆T/R ) 2%, S.S. ) 1%

Load Life . . . . . . . . . . . . . . . .

85 C, 0.25 watt, 1,000 hours

∆T/R ) 3% or ∆R = 3Ω, S.S. ) 2%

Thermal Shock . . . . . . . . . . . . . . . . . . . . . .

65 C, 150 C,

30 minutes each, 5 cycles

∆T/R ) 2%, S.S. ) 1%

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,

0.25 watt, 500 hours

∆T/R ) 3%, S.S. ) 2%

Moisture Resistance . . . . . .

10 C to

65 C, 80-98%RH,

0.25 watt, 10 cycles, 240 hours

∆T/R ) 3%

Soldering Heat Resistance . . . . 260 C, 4 sec. in, 2 sec. out

∆T/R ) 1%

Seal Test . . . . . . . . . . . . . . .

Rotational Life . . . 100 cycles (! 100

Ω), 200 cycles (8100Ω)

without discontinuity, no load

∆T/R ) 3% or ∆R = 3Ω

∆T/R = Total Resistance Change; S.S. = Setting Stability (voltage ratio)

4mm Surface Mount, Multi-Turn, Sealed Cermet Trimmers

POTENTIOMETERS

Features

4mm square SMD, multi-turn, sealed cermet trimmers

Available in J-hook and gull-wing terminal configurations

Top or side adjustment, flush with housing

Meets EIA, EIAJ, IPC, VECI standard SMD trimmer designs

Wide temperature range of

65 Cto

150 C

TCR =

100ppm / C; Low CRV = 1%

Tape and reel packaging

Designed for flow, reflow or infrared reflow soldering

Sealed to withstand immersion cleaning processes