®
TOCOS
AT10 Series
A T T E N U A T O R S
10mm Square, Single-Turn,Through-Hole Sealed Cermet Attenuators
AT10P
AT10S
AT10PK
Features
10mm square, single-turn, through-hole, sealed attenuators
Cermet element Top and side adjust styles available
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Flush single-slot rotor adjustment
Optional 20mm or 30mm plastic shaft with knurled, slotted end style
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50Ω,75Ω or 600Ω nominal impedance
6.5dB, 12dB or 20dB nominal attenuation
3-pin triangular PCB patterns
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Meets UL 94V-0 flammability requirements
Sealed to withstand immersion cleaning
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Specifications
Electrical
Environmental
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Temperature Range . . . . . . . . . . . . . . . . . ꢀ55ꢁC to 100ꢁC
Nominal Impedance . . . . . . . . . . . . . . . . . . 50Ω, 75Ω, 600Ω
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Load Life . . . . . . . . . . . . . . 70ꢁC, 250 hours with rated load
Attenuation Range at DC
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0.5dB,
5%
∆A
∆I
Nominal Attenuation
Attenuation Tolerance
Minimum Attenuation
6.5dB
12dB
20dB
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Moisture and Load Life . . . . . . . . . . . . . 40ꢁC, 90-95%RH
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1.1dB
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1.5dB
0.7dB
90 minutes on, 30 minutes off,
0.2 watt,120 cycles
0.4dB max. 0.6dB max. 1.2dB max.
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0.5dB,
5%
∆A
∆I
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Thermal Shock . . . . . . . . . . . . . . . . . . . . . . ꢀ55ꢁC, 100ꢁC,
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Power Rating . . . . . . . . 0.2 watt at 70ꢁC, 0 watt at 100ꢁC
Insulation Resistance . . . . . 100MΩ minimum at 1,000VDC
Dielectric Strength . . . . . . . . . . . . . . . . 1,000VAC, 1 minute
30 minutes each, 5 cycles without load
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0.5dB,
5%
∆A
∆I
Shock . . . . . . . . . . . . . 50G, 11ms, 6 directions, 3 times each
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Adjustment Travel . . . . . . . . . . . . . . . . . . . . . . . . . 140ꢁ 10ꢁ
0.5dB,
∆I
5%
∆A
Vibration . . . . . . . . . . . . . . . . . .10-55Hz, 1.5mm amplitude,
Mechanical
3 directions, 2 hours each
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0.5dB,
5%
∆A
∆I
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Mechanical Travel . . . . . . . . . . . . . . . . . . . . . . . . . 150ꢁ 10ꢁ
Soldering Heat Resistance . . . . . . . . . . . 350ꢁC, 3 seconds
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Shaft Torque . . . . . . . . 25 to 200 gf cm (0.35 to 2.77 oz in)
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0.1dB,
1%
∆I
∆A
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Stop Strength . . . . . . . . . . . . . 800 gf cm (11.09 oz in) max.
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Seal Test . . . . . . . . . . . . . . . . . 85ꢁC, hot water for 1 minute
Flammability of Plastic Materials . . . . . . . Meets UL 94V-0
Rotational Life . . . . . . . . . . . . . . . . . . 50 cycles without load
Nominal Weight . . . . . . . . . . . . . . . . . . . . . 1.4g (P); 1.7g (S)
1.7g (PK 20mm shaft length)
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1dB,
10%
∆I
∆A
∆A = Attenuation Change at DC; ∆I = Impedance Change Ratio
2.0g (PK 30mm shaft length)
Marking . . . . . . . . . . . Impedance, attenuation, dial locators,
terminal identification, date code
TOCOSAMERICA,INC.
102
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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