91A1A-B28-E20L Bourns Inc., 91A1A-B28-E20L Datasheet

91A1A-B28-E20L

Manufacturer Part Number
91A1A-B28-E20L
Description
Manufacturer
Bourns Inc.
Type
Potentiometerr
Datasheet

Specifications of 91A1A-B28-E20L

Resistance
100kohm
Power Rating
1/2W
Tolerance (+ Or -)
10%
Number Of Turns
1Turn
Technology
Cermet
Mounting Style
Panel
Termination Style
Pin
Operating Temp Range
-40C to 125C
Failure Rate
Not Required
Shaft Diameter (mm)
6.35mm
Product Diameter (mm)
Not Requiredmm
Product Length (mm)
34.93mm
Product Height (mm)
17.47mm
Product Depth (mm)
15.88mm
Temperature Coefficient
±1000
Lead Free Status / RoHS Status
Compliant
Standard Resistance Range
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)
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)
Theoretical Resolution ......................................Essentially infi nite .............................................. Essentially infi nite
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
Vibration (Single Section) ................................... 15 G ......................................................................15 G
Shock (Single Section) ....................................... 30 G ......................................................................30 G
Load Life ............................................................ 1,000 hours ..........................................................1,000 hours
Rotational Life (No Load) ................................... 100,000 cycles .....................................................100,000 cycles
Moisture Resistance (MIL-STD-202, Method 103, Condition B)
IP Rating (Model 96) .......................................... IP 65 .....................................................................IP 65
Temperature Range .......................................... ±1,000 ppm/°C .....................................................±150 ppm/°C
Potentiometer Specifi cations
Initial Electrical Characteristics
Environmental Characteristics
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
Sea Level ....................................................1,500 VAC minimum .......................................... 1,500 VAC minimum
70,000 Feet .................................................500 VAC minimum ............................................. 500 VAC minimum
+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
Total Resistance Shift ................................... ±2 % maximum ....................................................±2 % maximum
Voltage Ratio Shift ........................................ ±5 % maximum ....................................................±5 % maximum
Total Resistance Shift ................................... ±2 % maximum ....................................................±2 % maximum
Voltage Ratio Shift ........................................ ±5 % maximum ....................................................±5 % maximum
Total Resistance Shift ................................... ±10 % maximum ..................................................±5 % maximum
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 %
Total Resistance Shift ................................... (Linear tapers) ±10 % TRS maximum .................(All tapers) ±5 % TRS maximum
Insulation Resistance (500 VDC) .................. 100 megohms minimum ......................................100 megohms minimum
(All Others) .................................................... IP 40 .....................................................................IP 40
1
1
91, 92, 93, 94, 95, 96 - 5/8 ” Square Single-Turn Panel Control
97, 99 - 5/8 ” Square Single-Turn Panel Control with Rotary Switch
Features
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
Available in a variety of pin-out
confi gurations
Virtually infi nite electrical circuit isolation
Model 96 sealed for board wash
Metal or plastic shaft options
Customers should verify actual device performance in their specifi c applications.
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Cermet Element
Specifi cations are subject to change without notice.

Related parts for 91A1A-B28-E20L

91A1A-B28-E20L Summary of contents

Page 1

Potentiometer Specifi cations 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

Additional Features ■ DPST and DPDT switch options ■ RoHS compliant versions available* 91, 92, 93, 94, 95 5/8 ” Square Single-Turn Panel Control 97 5/8 ” Square Single-Turn Panel Control with Rotary Switch Potentiometer Specifi ...

Page 3

Square Single-Turn Panel Control 97 5/8 ” Square Single-Turn Panel Control with Rotary Switch Rotary Switch Specifi cations 1 Initial Electrical Characteristics Contacts: DPST ........................................................................................................................................................N.O/N.O., N.C./N.C. or N.O./N.C. DPDT ...

Page 4

Square Single-Turn Product Dimensions Model 91 & Pin Terminals, In-Line .79 ± .41 15.88 ± .38 (.031 ± .016) 22.86 ± .43 (.625 + .015) (.90 ± ...

Page 5

Square Single-Turn Product Dimensions Plastic SHAFT TYPE "B" (USES BUSHING 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) ...

Page 6

How to Order 90 Series Panel Controls ANTI-ROTATION LUG A Single .305 ” (7.8 mm °CW C Single .305 ” (7.8 mm) R, 270 ° Lug ...

Related keywords