The model 248/249 is a value priced panel control and has proven high performance characteristics in a cost effective package. They are designed to become the choice when seeking high quality, inexpensive panel or PCB mounting potentiometers. The model 248 is conductive plastic with ±20% resistance tolerance and the 249 is cermet with ±10% tolerance. The 248 is 0.5 watts at 70°C with a temperature coefficient of 1000 ppm/°C. The 249 is 1.0 watts at 70°C with a temperature coefficient of 100 ppm/°C. Both have 295° (±5°) mechanical rotation with 265° (±5°) electrical rotation. Rotational Life: 50,000 cycles. Shaft: Plated brass. The housing and rear lid are flame-retardant plastic. Terminals: Phosphor bronze with solder plated. Operating Temperature: –55°C to +125°C. Load Life: 1000 hours at 70°C.
CERMET POTENTIOMETER, 5KOHM 10%, 1W; Track Resistance:5kohm; No. of Turns:1Turns; Track Taper:Linear; Power Rating:1W; Resistance Tolerance:± 10%; Product Range:249 Series; Potentiometer Mounting:Panel Mount; Shaft Diameter:6.35mm RoHS Compliant: Yes
| Allied Electronics, Inc. | Newark, An Avnet Company | |
|---|---|---|
| Product Category | Potentiometers, Rheostats, and Trimmers | Resistors |
| Product Number | 70219119 | 20M3671 |
| Product Name | Pot;Cermet;Rest 5 Kilohms;PCB;1 Turn;Linear;Pwr-Rtg 1W;Shaft Dia 0.25in | Cermet Potentiometer, 5Kohm 10%, 1W; Track Resistance Vishay |
| Technology / Construction | Cermet | Cermet |
| Mounting / Packaging | ThroughHole; PCB | Panel Mount (Bushing) |
| Potentiometer Type | Standard Potentiometer | |
| Configuration | Single Turn | Single Resistor |
| Resistance Range | 5000 ohms |
