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GF12 PDF预览

GF12

更新时间: 2024-11-18 10:41:43
品牌 Logo 应用领域
东高志 - TOCOS /
页数 文件大小 规格书
11页 538K
描述
12mm Square, Single-Turn, Through-Hole Sealed Cermet Trimmers

GF12 数据手册

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®
TOCOS  
GF12Series  
P O T E N T I O M E T E R S  
12mm Square, Single-Turn,Through-Hole Sealed Cermet Trimmers  
Features  
12mm square, single-turn, through-hole, sealed cermet trimmers  
Stable, infinite resolution cermet element  
Unique 5,000 cycle rotational life  
Meets UL 94V-0 flammability requirements  
Top and side adjust models  
4 standard styles, single-slot flush rotor, 5mm or 10mm single-slot metal shaft, or 8.2mm knurled plastic shaft  
Sealed to withstand wave soldering and immersion cleaning  
Optional 15, 20, 22, 25 or 30mm metal shafts available  
Specifications  
Electrical  
Environmental  
؀
Temperature Range . . . . . . . . . . . . . . . . .
؁
55؇C to 125؇C  
Standard Resistance Range . . . . . . . . . . . . . . 10to 1MΩ  
(standard 1, 2 & 5 sequence)  
؀
High Temperature Exposure . . . . . . . . . 125؇C, 250 hours  
)
ؓ
)
ؓ
ؓ
ؓ
Resistance Tolerance . . . . . . . . . . . . . . . 10% and 20%  
End Resistance . . . . . . . . . . 1% or 3, whichever is greater  
Resistance Taper . . . . . . . . . . . . . . . . . . . . . . . . . . . . Linear  
Peak Noise (C.R.V.) . . . . . . 2% or 3, whichever is greater  
T/R  
3%, S.S.  
1%  
؀
Load Life . . . . . . . . . . . . . . . . 70؇C, 0.75 watt, 1,000 hours  
)
ؓ
)
ؓ
T/R  
3%, S.S.  
1%  
؀
Thermal Shock . . . . . . . . . . . . . . . . . . . . . .
؁
55؇C, 125؇C,  
30 minutes each, 5 cycles  
؀
؀
Power Rating . . . . . . . 0.75 watt at 70؇C, 0 watt at 125؇C  
)
ؓ
)
ؓ
T/R  
2%, S.S.  
1%  
Maximum Input Voltage . . . . . . . . 300VDC or power rating,  
Shock . . . . . . . . . . . . . 50G, 6ms, 6 directions, 3 times each  
whichever is smaller  
)
ؓ
)
ؓ
T/R  
1%, S.S.  
1%  
ؓ
Temperature Coefficient . . . 100ppm/؇C, 200to 500kΩ  
Vibration . . . . . . . . . . . . . . . . 10-2,000Hz, 1.5mm amplitude,  
ؓ2  
50ppm/؇C, other values  
20G, 12 hours  
)
ؓ
)
ؓ
T/R  
1%, S.S.  
1%  
Insulation Resistance . . . . . . 100Mminimum at 500VDC  
Dielectric Strength . . . . . . . . . . . . . . . . . 900VAC, 1 minute  
؀
Humidity . . . . . . . . . . . . . . . . . . . . . . . . 40؇C, 90-95%RH,  
0.75 watt, 500 hours  
ؓ
Adjustment Travel . . . . . . . . . . . . . . . . . . . . . . . . . 270؇ 10؇  
)
)
ؓ
ؓ
T/R  
3%, S.S.  
1%  
؁
؀
Moisture Resistance . . . . . . 10؇C to 65؇C, 80-98%RH,  
Mechanical  
0.75 watt, 10 cycles, 240 hours  
)
ؓ
3%  
ؓ
Mechanical Travel . . . . . . . . . . . . . . . . . . . . . . . . . 300؇ 10؇  
T/R  
Shaft Torque . . . . . . . . . . . . . . 300 gf cm (4.16 oz in) max.  
Soldering Heat Resistance . . . . . . . . . . . 350؇C, 3 seconds  
)
ؓ
1%  
T/R  
Stop Strength . . . . . . . . . . . . . . 1 kgf cm (12.86 oz in) min.  
؀
Seal Test . . . . . . . . . . . . . . . . 85؇C, hot water for 1 minute  
Flammability of Plastic Materials . . . . . . . Meets UL 94V-0  
Rotational Life . . . . . . . . 5,000 cycles without discontinuity  
Nominal Weight . . . . . . . . . . 1.4g (P); 1.8g (S, X, R) no shaft  
1.8g (P); 2.2g (S, X, R) 5mm metal shaft  
)
ؓ
T/R  
5%)  
T/R = Total Resistance Change; S.S. = Setting Stability (voltage ratio)  
2.1g (P); 2.5g (S, X, R) 10mm metal shaft  
1.7g (P); 2.1g (S, X, R) with knurled plastic shaft  
Marking . . . . . . . . . Resistance code, date code, model type  
TOCOSAMERICA,INC.  
77  
1177 East Tower Road, Schaumburg, IL 60173 Tel: 847-884-6664 Fax: 847-884-6665 E-mail: sales tocos.com www.tocos.com  
@

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