Panel Mount Potentiometers 5/8 5K 10% Square Single Turn

91A1A-C28-A13

Manufacturer Part Number91A1A-C28-A13
DescriptionPanel Mount Potentiometers 5/8 5K 10% Square Single Turn
ManufacturerBourns Inc.
91A1A-C28-A13 datasheet
 


Specifications of 91A1A-C28-A13

Resistance5 KOhmsTolerance10 %
Power Rating2 WattsTermination StylePin
TaperLinearNumber Of Turns1
Element TypeCermetShaft TypeFlatted / D
Shaft Length7/8 inShaft Diameter1/4 in
Operating Temperature Range- 40 C to + 125 CProductPanel Mount Potentiometers
Lead Free Status / Rohs StatusLead free / RoHS Compliant  
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Initial Electrical Characteristics
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 °
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
+70 °C Multiple Section Assembly .............(Linear tapers) 0.5 watt/section ......................... (Linear tapers) 1 watt/section
+125 °C .......................................................0 watt ................................................................. 0 watt
Theoretical Resolution ......................................Essentially infi nite .............................................. Essentially infi nite
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Environmental Characteristics
Operating Temperature Range .......................... -40 °C to +125 °C ................................................-40 °C to +125 °C
Storage Temperature Range .............................. -55 °C to +125 °C ................................................-55 °C to +125 °C
Temperature Coeffi cient 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.
Contact Resistance Variation
@ 50,000 cycles ........................................... (Linear tapers) ±2 % .............................................±2 %
Moisture Resistance (MIL-STD-202, Method 103, Condition B)
Total Resistance Shift ................................... (Linear tapers) ±10 % TRS maximum .................(All tapers) ±5 % TRS maximum
Insulation Resistance (500 VDC) .................. 100 megohms minimum ......................................100 megohms minimum
IP Rating ............................................................ IP 40 .....................................................................IP 40
Features
Available in a variety of pin-out
confi gurations
Virtually infi nite electrical circuit isolation
Metal or plastic shaft options
RoHS compliant versions available*
Model 91, 92, 93, 94 & 95 - 5/8 ” Square Single-Turn Panel Control
Conductive Plastic Element
(Audio tapers) 225 ° ± 5 ° .................................. (Audio tapers) 225 ° ± 6 °
(Audio tapers) 0.25 watt .................................... (Audio tapers) 1 watt
(Audio tapers) 0.25 watt/section ....................... (Audio tapers) 0.5 watt/section
(whichever is greater)
(Audio tapers) ±20 % maximum
(Audio tapers) ±3 % .............................................±3 %
(Audio tapers) ±20 % TRS maximum
Customers should verify actual device performance in their specifi c applications.
Cermet Element
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifi cations are subject to change without notice.

91A1A-C28-A13 Summary of contents

  • Page 1

    Initial Electrical Characteristics Standard Resistance Range Linear Tapers ( & H) .........................(B & ohms to 1 megohm ......................... (A & H) 100 ohms to 1 megohm Audio Tapers ( & ...

  • Page 2

    Model 91, 92, 93, 94 & 5/8 ” Square Single-Turn Panel Control 1 Mechanical Characteristics Stop Strength (1/4 ” D shaft) .............................................................................................................................................45.19 N-cm (4 lb.-in.) (1/8 ” D shaft) .............................................................................................................................................33.89 N-cm (3 lb.-in.) Mechanical Angle .................................................................................................................................................................................300 ° ±5 ...

  • Page 3

    Model 91, 92, 93, 94 & 5/8 ” Square Single-Turn Panel Control Product Dimensions Model 91 PC Pin Terminals, In-Line MOUNTING SURFACE 22.86 ± 0.43 L (.900 ± .017) 12.70 ± .229 (.500 ± .009) 0.79 ± .025 ...

  • Page 4

    Model 91, 92, 93, 94 & 5/8 ” Square Single-Turn Panel Control Product Dimensions Plastic SHAFT TYPE "B" (USES BUSHING A) Shaft 1.60+.38/-.00 Styles (.063+.015/-.000) 6.32+.000/-.152 1.19 (.249+.000/.006) (.047) DIA. STD. LENGTHS: 12.70 15.88 19.05 22.23 (.500) (.625) ...

  • Page 5

    How to Order Model 91, 92, 93, 94 & 95 Panel Controls ANTI-ROTATION LUG A Single .305 ” (7.8 mm ° Lug # SECTIONS 1 Single 2 Dual BUSHING A Metal ...