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91C2A-B16-A Datasheet(PDF) 1 Page - Bourns Electronic Solutions |
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91C2A-B16-A Datasheet(HTML) 1 Page - Bourns Electronic Solutions |
1 / 5 page Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. 91, 92, 93, 94, 95, 96, 99 - 5/8 ” Square Single-Turn Panel Control 99 - 5/8 ” Square Single-Turn Panel Control with Rotary Switch Initial Electrical Characteristics1 Conductive Plastic Element Cermet Element Standard Resistance Range Linear Tapers (A, B, E, & H) ................................................................(B & E) 1 K ohms to 1 megohm ......................(A & H) 100 ohms to 1 megohm Audio Tapers (C, D, F, G, S, & T).........................................................(D,G,S, & T) 1 K ohms to 1 megohm ..............(C & F) 1 K ohms to 1 megohm Total Resistance Tolerance .....................................................................10 % or 20 % .................................................5% or 10% Independent Linearity .............................................................................±5 %...............................................................±5 % Absolute Minimum Resistance ...............................................................2 ohms maximum........................................... 2 ohms maximum Effective Electrical Angle ........................................................................(Linear tapers) 240 ° ± 5 °...............................(Linear tapers) 240 ° ± 6 ° (Audio tapers) 225 ° ± 5 ° (Audio tapers) 225 ° ± 6 ° Contact Resistance Variation .................................................................±1 %...............................................................±1 % or 3 ohms (whichever is greater) Dielectric Withstanding Voltage (MIL-STD-202, Method 301) Sea Level............................................................................................1,500 VAC minimum.......................................1,500 VAC minimum 70,000 Feet ........................................................................................500 VAC minimum..........................................500 VAC minimum Insulation Resistance (500 VDC) ............................................................1,000 megohms minimum..............................1,000 megohms minimum Power Rating (Voltage Limited By Power Dissipation or 350 VAC, Whichever Is Less) +70 °C Single Section Assembly .......................................................(Linear tapers) 0.5 watt...................................(Linear tapers) 2 watts (Audio tapers) 0.25 watt (Audio tapers) 1 watt +70 °C Multiple Section Assembly.....................................................(Linear tapers) 0.5 watt/section ......................(Linear tapers) 1 watt/section (Audio tapers) 0.25 watt/section (Audio tapers) 0.5 watt/section +125 °C ..............................................................................................0 watt..............................................................0 watt Theoretical Resolution ............................................................................Essentially infinite ...........................................Essentially infinite Environmental Characteristics1 Operating Temperature Range ...............................................................+1 °C to +125 °C ............................................+1 °C to +125 °C Storage Temperature Range...................................................................-55 °C to +125 °C...........................................-55 °C to +125 °C Temperature Coefficient Over Storage Temperature Range...................±1,000 ppm/°C...............................................±150 ppm/°C Vibration (Single Section)........................................................................15 G................................................................15 G Total Resistance Shift.........................................................................±2 % maximum ..............................................±2 % maximum Voltage Ratio Shift..............................................................................±5 % maximum ..............................................±5 % maximum Shock (Single Section)............................................................................30 G................................................................30 G Total Resistance Shift.........................................................................±2 % maximum ..............................................±2 % maximum Voltage Ratio Shift..............................................................................±5 % maximum ..............................................±5 % maximum Load Life .................................................................................................1,000 hours ....................................................1,000 hours Total Resistance Shift.........................................................................±10 % maximum ............................................±5 % maximum Rotational Life (No Load) ........................................................................100,000 cycles ...............................................100,000 cycles Total Resistance Shift.........................................................................(Linear tapers) 10 ohms or ±15 % TRS max. ...(All tapers) ±5 % TRS max. (whichever is greater) (Audio tapers) ±20 % maximum Contact Resistance Variation @ 50,000 cycles ..................................(Linear tapers) ±2 % .......................................±2 % (Audio tapers) ±3 % .......................................±3 % Moisture Resistance (MIL-STD-303, Method 103, Condition B) Total Resistance Shift.........................................................................(Linear tapers) ±10 % TRS maximum ............(All tapers) ±5 % TRS maximum (Audio tapers) ±20 % TRS maximum Insulation Resistance (500 VDC) ........................................................100 megohms minimum.................................100 megohms minimum IP Rating (Model 96) ...............................................................................IP 65 ...............................................................IP 65 (All Others) ..........................................................................................IP 40 ...............................................................IP 40 Features ■ Features one-piece molded plastic shaft and rotor assembly ■ Available in a variety of pin-out configurations ■ Virtually infinite electrical circuit isolation ■ Model 96 sealed for board wash ■ Metal shaft available as special feature Potentiometer Specifications |
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