EEWORLDEEWORLDEEWORLD

Part Number

Search

85C2B-P36-E25/R70L

Description
Potentiometer, Conductive Plastic, 2W, 1000000ohm, 10% +/-Tol, -1000,1000ppm/Cel,
CategoryPassive components    The resistor   
File Size398KB,6 Pages
ManufacturerBourns
Websitehttp://www.bourns.com
Environmental Compliance
Download Datasheet Parametric View All

85C2B-P36-E25/R70L Overview

Potentiometer, Conductive Plastic, 2W, 1000000ohm, 10% +/-Tol, -1000,1000ppm/Cel,

85C2B-P36-E25/R70L Parametric

Parameter NameAttribute value
surface mountNO
Is it Rohs certified?Yes
Reach Compliance CodeNot Compliant
ECCN codeEAR99
Is SamacsysN
YTEOL0
Objectid774438839
structureSquare
Number of terminals12
rotation angle240 deg
Terminal surfaceMatte Tin (Sn)
JESD-609 codee3
Package height18.42 mm
Package length15.88 mm
Package width35.57 mm
Lead length12.7 mm
Resistor typePOTENTIOMETER
technologyCONDUCTIVE PLASTIC
Temperature Coefficient1000 ppm/°C
Tolerance10%
Installation featuresPANEL MOUNT
Package formPanel Mount
Rated power dissipation(P)2 W
resistance1000000 Ω
Maximum operating temperature125 °C
Minimum operating temperature-40 °C
*R
oH
VE S CO
AV R M
AI SIO PL
LA N IA
BL S NT
E
Features
Metal shaft and bushing
Consistent, smooth quality feel
Up to 4 sections available
Rotary switch option designed
Non-RoHS models are currently
available, but not recommended
for new designs. See
Product
Obsolescence Memo
for details.
for “on-off” function control
RoHS compliant versions available*
81/82 - 5/8 ” Square Single-Turn Panel Control
85/86 - 5/8 ” Square Single-Turn Panel Control with Rotary Switch
Potentiometer Specifications
Initial Electrical Characteristics
1
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 .........................................................................±20 % or 10 % ...................................... ±10 % or 5 %
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 At 70 °C (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 Characteristics
1
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 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 taper) 10 ohms or ..................... (All tapers) ±5 % TRS maximum
±10 % TRS max. (whichever is greater)
(Audio taper) ±20 % maximum
Contact Resistance Variation @ 50,000 cycles
(Audio taper) ..................................................................................±3 % ...................................................... ±3 %
(Linear taper) .................................................................................±2 % ...................................................... ±2 %
Moisture Resistance (MIL-STD-202, Method 103, Condition B)
Total Resistance Shift ...........................................................................(B & E tapers) ±10 % maximum ........... ±5 % maximum (all tapers)
(D, G, S & T tapers) ±20 % maximum
Insulation Resistance (500 VDC) ..........................................................100 megohms minimum ........................ 100 megohms minimum
IP Rating .....................................................................................................IP 40 ...................................................... IP 40
Mechanical Characteristics
Stop Strength
1/4 ” and 1/8 ” diameter shafts ......................................................................................................................................................... 45.19 N-cm (4 lb.-in.)
7/8 ” length shaft ................................................................................................................................................................................. 22.6 N-cm (2 lb.-in.)
Mechanical Angle ...................................................................................................................................................................................................... 300 ° ±5 °
Torque
Starting and Running Torque (Non-Locking Bushings)
Single Section ................................................................................................................................................................. 0.14 to 1.06 N-cm (0.2 to 1.5 oz.-in.)
Dual Section .................................................................................................................................................................... 0.14 to 1.06 N-cm (0.2 to 1.5 oz.-in.)
Triple Section ................................................................................................................................................................... 0.35 to 1.41 N-cm (0.5 to 2.0 oz.-in.)
Quadruple Section .......................................................................................................................................................... 0.35 to 1.41 N-cm (0.5 to 2.0 oz.-in.)
Starting and Running Torque (Locking Bushings) ..................................................................................................... 0.14 to 2.82 N-cm (0.2 to 4.0 oz.-in.)
Shaft Locking Torque with Locknut @ 10 in-lb. (B & E Bushings) ........................................................................................................ 14 N-cm (20 oz-in.)
Mounting ...................................................................................................................................................................1.7-2.0 N-m (15-18 lb.-in.) maximum
Weight (Single Section).............................................................................................................................................................................. 21 grams maximum
(Each Additional Section) ...................................................................................................................................................................... 6 grams maximum
Terminals .......................................................................................................................................................................... Printed circuit terminals or J-Hooks
Soldering Condition .................................................................. Recommended hand soldering using Sn95/Ag5 no clean solder, 0.025 ” wire diameter.
Maximum temperature 399 °C (750 °F) for 3 seconds. No wash process to be used with no clean flux.
Marking.......................................................................... Manufacturer’s trademark, wiring diagram, date code and resistance, manufacturer’s part number
Ganging (multiple section potentiometers) ..................................................................................................................................................... 4 cup maximum
Hardware ...........................................One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number.
For dimensional drawings see pages 3 & 4.
For ordering information see page 5.
NOTE: Model 81/82 performance specifications do not apply to units subjected to printed circuit board cleaning procedures.
1At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted.
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications
09. Domestic FPGA Zhengdian Atom DFPGL22G development board evaluation [Learning] SD card reading BMP picture display experiment
[i=s]This post was last edited by 1nnocent on 2023-2-20 20:39[/i]The original evaluation plan was to read the image from an SD card and display it on the LCD in the learning part. However, the plan di...
1nnocent Domestic Chip Exchange
10. Evaluation of domestic FPGA Zhengdian Atom DFPGL22G development board [Practical] Image scaling experiment
[i=s]This post was last edited by 1nnocent on 2023-2-20 23:26[/i]1. Overall design 1.1 Design requirementsThe motherboard reads the picture in the SD card (the picture resolution is 800*480); Store th...
1nnocent Domestic Chip Exchange
Hey guys, I want to ask about the voltage problem of LCD HG320240S
I have a HG320240S LCD screen. After looking at the information, it seems that the power supply voltage is 5V (the information says 0~6.5V). Now I want to use the STM32 MCU to drive it. There is a lev...
pcf2000 MCU
ChatGPT has reached the level of college students, so why can’t AI draw hands well?
ChatGPT is currently the most advanced AI and the most popular application. Since its release at the end of November last year, its monthly active users have exceeded 100 million in two months, easily...
赵玉田 Talking
Currently popular technical jobs:
Data Scientist: With the continuous development of big data technology, data scientist has become one of the hottest professions. Data scientists need to master data analysis, statistics, machine lear...
btty038 Talking
Raspberry Pi Emulator
Raspberry Pi's new complete debugging hardware solution for ARM-based microcontrollers, powered by the RP2040, costs $12 .https://www.raspberrypi.com/news/raspberry-pi-debug-probe-a-plug-and-play-debu...
dcexpert Embedded System

Technical ResourceMore

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 1023  1098  2076  1969  2476  21  23  42  40  50 
Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Room 1530, 15th Floor, Building B, No. 18 Zhongguancun Street, Haidian District, Beijing Telephone: (010) 82350740 Postal Code: 100190
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved 京ICP证060456号 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号