Product Overview
The PT-15 and PTC-15 are 15-mm through-hole potentiometers available in carbon or cermet variants, designed for applications requiring frequent adjustment. Their shaftless design allows for flexible integration with various engagement mechanisms, including customized shafts, motor controls, or human interface adjustments. These potentiometers are suitable for controlling variable outputs such as frequency, motor speed, or volume. Key features include excellent linearity (up to 3%), up to 38 mechanical detents for tactile feedback, and up to 100,000 life cycles. They offer IP54 protection and are available with magazine packaging for automatic insertion. Applications span appliance program selection, thermostat adjustment, timer and control relays, consumer electronics, power tool controls, and test and measurement equipment.
Product Attributes
- Brand: Piher
- Product Series: PT-15 / PTC-15
- Type: Through-hole potentiometer
- Resistive Element: Carbon or Cermet
- Protection: IP54
- Flammability: Self-extinguishable plastic (UL 94V-0) available; PTC-15 is non-flammable by standard.
- Substrate: Polyester / Alumina
- Packaging: Magazine packaging available for automatic insertion.
- Certifications: ISO 14001
Technical Specifications
| Specification | PT-15 | PTC-15 |
|---|---|---|
| Taper | Lin, Log, Alog | Lin, Log, Alog |
| Range of Values | Lin: 100 Rn 5M Log, Alog: 1K Rn 5M | Log, Alog (Decad. 1.0 - 2.0 - 2.2 - 2.5 - 4.7 - 5.0): 1K Rn 5M |
| Tolerance | 20% (100 Rn 1M) 30% (1M < Rn 5M) | 20% (100 Rn 1M) 30% (1M < Rn 5M) |
| Max. Voltage | 250 VDC (Lin) 125 VDC (Log, Alog) | 250 VDC (Lin) 125 VDC (Log, Alog) |
| Nominal Power @ 50C | 0.25 W (Lin) 0.12 W (Log, Alog) | 0.25 W (Lin) 0.12 W (Log, Alog) |
| Nominal Power @ 70C | 0.50 W (Lin) 0.25 W (Log, Alog) | 0.50 W (Lin) 0.25 W (Log, Alog) |
| Residual Resistance | 0.5% Rn (5 min.) | 0.5% Rn (5 min.) |
| Equivalent Noise Resistance | 3% Rn (3 min.) | 3% Rn (3 min.) |
| Operating Temperature | -25C to +70C | -40C to +90C |
| Mechanical Rotation Angle | 265 5 | 265 5 |
| Electrical Rotation Angle | 240 20 | 240 20 |
| Torque | 0.5 to 2.5 Ncm | 0.5 to 2.5 Ncm |
| Rotational Stop | > 10 Ncm | > 10 Ncm |
| Life Cycles | Up to 100,000 | Up to 10,000 |
| Detents | Up to 38 | Up to 38 |
| Environmental Testing (Electrical Life) | 5% (1,000h at 50C; 0.15W) | n/a |
| Environmental Testing (Electrical Life) | n/a | 2% (1,000h at 70C; 0.33W) |
| Environmental Testing (Mechanical Life) | 3% (Rn < 1M) (1000 cycles at 10 to 15 cpm) | 2% (1000 cycles at 10 to 15 cpm) |
| Environmental Testing (Temperature Coefficient) | 300 ppm/C (Rn < 100K) (-25C; +70C) | 100 ppm/C (Rn < 100K) (-40C; +90C) |
| Environmental Testing (Thermal Cycling) | 2.5% (16h at 85C and 2h at -25C) | n/a |
| Environmental Testing (Thermal Cycling) | n/a | 2% (16h at 90C and 2h at -40C) |
| Environmental Testing (Damp Heat) | 5% (500h at 40C and 95% RH) | 2% (500h at 40C and 95% RH) |
| Environmental Testing (Vibration) | 2% (2h each plane at 10Hz - 55Hz) | 2% (2h each plane at 10Hz - 55Hz) |
| Environmental Testing (Storage) | 2.5% (6 months at 23C 2C and 50% RH) | 2% (6 months at 23C 2C and 50% RH) |
| Standard Configuration Life | 1,000 cycles | n/a |
| Standard Configuration Cut Track | No | n/a |
| Standard Configuration Detents | None | None |
| Standard Configuration Packaging | Bulk | Bulk |
| Standard Configuration Shaft/Thumbwheel | None | None |
| Standard Configuration Non-flammability | No | Yes |
| Standard Configuration Housing Color | Black | Cream |
| Standard Configuration Rotor Color | White | Cream |
| Standard Configuration Wiper Position | Initial | Initial |
| Standard Configuration Torque | 0.5 to 2.5 Ncm | 0.5 to 2.5 Ncm |
| Standard Configuration Terminal Material | Steel | Brass |
| Standard Configuration Linearity | Not controlled | Not controlled |
Note: Out of range values may not comply with these results. Standard test conditions: temperature: 23C 2C and 45% to 70% RH.
2411220430_Amphenol-PT15LH06-203A2020-S_C6738044.pdf
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