G43C Datasheet, PDF (1/3 Pages) TOCOSAMERICA, INC. – 4mm Square, Single-Turn, Through-Hole, Sealed Cermet Trimmers

G43C Series
Effective Date Feb. 2005
TOCOS®
POTENTIOMETERS
4mm Square, Single-Turn, Through-Hole, Sealed Cermet Trimmers
RoHS Compliant
IMPROVED DESIGN
Pb-Free and Cd-Free
Features
Ⅲ 4mm square, single-turn, through-hole, sealed cermet trimmers Ⅲ Top and bottom cross-slot adjustment
Ⅲ Space-saving G43 series SMD-sized units with through-hole terminals Ⅲ High setting accuracy, zero backlash
Ⅲ Meets EIA, EIAJ, IPC, VECI standard SMD trimmer designs Ⅲ Pb-free and Cd-free construction Ⅲ RoHS compliant
Ⅲ Gold-plated leads provide high conductivity, low contact resistance, high corrosion resistance and good solderability
Specifications
Electrical
Standard Resistance Range . . . . . . . . . . . . . . 50Ω to 2MΩ
(standard 1, 2 & 5 sequence)
Resistance Tolerance . . . . . . . . . . . . . . . . . ؓ20% standard
ؓ10% optional for 100Ω to 1MΩ
End Resistance . . . . . . . . . . 1% or 3Ω, whichever is greater
Resistance Taper . . . . . . . . . . . . . . . . . . . . . . . . . B = Linear
Peak Noise (C.R.V.) . . . . . . . 2% or 3Ω, whichever is greater
Power Rating . . . . . . . 0.25 watt at ؀70؇C; 0 watt at ؀125؇C
Maximum Input Voltage . . . . . . . . 200VDC or power rating,
whichever is smaller
Temperature Coefficient . . . . ؓ100 ppm /؇C, 200Ω to 1MΩ
ؓ250 ppm /؇C, other values
Insulation Resistance . . . . . . . 100MΩ minimum at 500VDC
Dielectric Strength . . . . . . . . . . . . . . . . . . 500VAC, 1 minute
Adjustment Travel . . . . . . . . . . . . . . . . . . . . . . . . . 200؇ؓ10؇
Mechanical
Mechanical Travel . . . . . . . . . . . . . . . . . . . . . . . . . 240؇ؓ10؇
Shaft Torque . . . . . . . . . . . . . . . 150 gf • cm (2.08 oz • in) max.
Stop Strength . . . . . . . . . . . . . . 300 gf • cm (4.16 oz • in) min.
Flammability of Plastic Materials . . . . . . Meets UL 94V-0
Nominal Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.16g
Marking . . . . . . . . . . . . Resistance value or code, date code
For surface mount models of the G43C series,
refer to the G43 Series.
Environmental
Temperature Range . . . . . . . . . . . . . . . . . ؁55؇C to ؀125؇C
Low Temperature Operation . . . . . . . . . ؁55؇C, 0.25 watt,
45 minutes
∆T/R ⁾ؓ2%, S.S. ⁾ؓ2%
High Temperature Exposure . . . . . . . . . ؀125؇C, 250 hours
∆T/R ⁾ؓ2%, S.S. ⁾ؓ2%
Load Life . . . . . . . . . . . . . . . . ؀70؇C, 0.25 watt, 1,000 hours
∆T/R ⁾ؓ3%, S.S. ⁾ؓ2%
Thermal Shock . . . . . . . . . . . . . . . . . . . . . . ؁55؇C,؀125؇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, 10 seconds
∆T/R ⁾ؓ1%
Seal Test . . . . . . . . . . . . . . . .؀85؇C, hot water for 1 minute
Rotational Life . . . .100 cycles without discontinuity, no load
∆T/R ⁾ؓ5%
∆T/R = Total Resistance Change; S.S. = Setting Stability ( voltage ratio )
TOCOS AMERICA, INC.
1/3
1177 East Tower Road, Schaumburg, IL 60173 Tel: [phone] Fax: [phone] E-mail: [e-mail] www.tocos.com