GV4 Datasheet, PDF (1/6 Pages) TOCOSAMERICA, INC. – 4mm Surface Mount, Multi-Turn, Sealed Cermet Trimmers

GV4 Series
TOCOS®
POTENTIOMETERS
4mm Surface Mount, Multi-Turn, Sealed Cermet Trimmers
Features
Ⅲ 4mm square SMD, multi-turn, sealed cermet trimmers Ⅲ Available in J-hook and gull-wing terminal configurations
Ⅲ Top or side adjustment, flush with housing Ⅲ Meets EIA, EIAJ, IPC, VECI standard SMD trimmer designs
Ⅲ Wide temperature range of ؁65؇C to ؀150؇C Ⅲ TCR = ؓ100ppm /؇C; Low CRV = 1% Ⅲ Tape and reel packaging
Ⅲ Designed for flow, reflow or infrared reflow soldering Ⅲ Sealed to withstand immersion cleaning processes
Specifications
Electrical
Standard Resistance Range . . . . . . . . . . . . . . 10Ω to 2MΩ
(standard 1, 2 & 5 sequence)
Resistance Tolerance . . . . . . . . . . . . . . . . . ؓ10% standard
End Resistance . . . . . . . . . . 1% or 2Ω, whichever is greater
Resistance Taper . . . . . . . . . . . . . . . . . . . . . . . . . . . . Linear
Peak Noise (C.R.V.) . . . . . . . 1% or 3Ω, 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 . . . . . . . 100MΩ minimum at 500VDC
Dielectric Strength . . . . . . . . . . . . . . . . . . 600VAC, 1 minute
Adjustment Travel . . . . . . . . . . . . . . . . . 12ؓ2 turns nominal
Mechanical
Mechanical Travel . . . . . . . . . . . . . . . . . . . . . . . . 13ؓ1 turns
Shaft Torque . . . . . . . . . . . . . . . 180 gf• cm (2.49 oz • in) max.
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؇C to ؀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 . . . . . . . . . . . . . . . ؀85؇C, Fluorinert^® for 1 minute
Rotational Life . . . 100 cycles (! 100Ω), 200 cycles (⁸100Ω)
without discontinuity, no load
∆T/R ⁾ؓ3% or ∆R = 3Ω
∆T/R = Total Resistance Change; S.S. = Setting Stability ( voltage ratio )
®_{Fluorinert is a registered trademark of 3M Co.}
TOCOS AMERICA, INC.
23
1177 East Tower Road, Schaumburg, IL 60173 Tel: [phone] Fax: [phone] E-mail: [e-mail] www.tocos.com