Datasheet> 器件分类 > 无源元件> 82C1A-E20-D15

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82C1A-E20-D15: 产品描述面板安装电位计 5/8 10k 20% square single turn; 产品类别无源元件; 文件大小287KB，共6页; 制造商Bourns; 官网地址http://www.bourns.com

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82C1A-E20-D15概述

面板安装电位计 5/8 10k 20% square single turn

82C1A-E20-D15规格参数

参数名称	属性值
厂商名称	Bourns
产品种类	面板安装电位计
RoHS	否
电阻	10 KOhms
容差	20 %
功率额定值	0.25 Watt (1/4 Watt)
端接类型	J-Hook
锥度	Audi
转数	1
元件类型	Conductive Plastic
轴类型	Slotted
轴长度	5/8 i
轴直径	1/8 i
工作温度范围	- 40 C to + 125 C
产品	Panel Mount Potentiometers

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VE S CO

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Features

■

Metal shaft and bushing

Consistent, smooth quality feel

Up to 4 sections available

Rotary switch option designed

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

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

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 ±10 % TRS max. .(All tapers) ±5 % TRS maximum

(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.

At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted.

*RoHS Directive 2002/95/EC Jan 27 2003 including Annex

Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

81/82 - 5/8 ” Square Single-Turn Panel Control

85/86 - 5/8 ” Square Single-Turn Panel Control with Rotary Switch

Rotary Switch Specifications

Initial Electrical Characteristics

Contacts:

DPST ..................................................................................................................................................................................N.O/N.O.,N.C./N.C. or N.O./N.C.

DPDT....................................................................................................................................................................................2 N.O./N.C. (break before make)

Power Rating (Resistive Load):

DPST ................................................................................................................2 A @ 125 volts RMS-60 Hz or 2 A @ 28 VDC, 1 A @ 250 volts RMS-60 Hz

DPDT ..............................................................................................................................................................1 A @ 125 volts RMS-60 Hz or 1 A @ 28 VDC

Contact Resistance (0.1 VDC-10 mA)........................................................................................................................................................10 milliohms nominal

Contact Bounce ..................................................................................................................................................................................5 milliseconds maximum

Dielectric Withstanding Voltage (MIL-STD-202, Method 301)

Sea Level ................................................................................................................................................................................................1500 VAC minimum

Insulation Resistance ..........................................................................................................................................................................1000 megohms minimum

Environmental Characteristics

Operating Temperature Range ............................................................................................................................................................................0 °C to +70 °C

Storage Temperature Range ..........................................................................................................................................................................-65 °C to +125 °C

Vibration (Dual Section)..........................................................................................................................................................................................................8 G

(Triple Section) ........................................................................................................................................................................................................5 G

(Quadruple Section) ................................................................................................................................................................................................3 G

Contact Resistance ............................................................................................................................................................................10 milliohms maximum

Contact Bounce..............................................................................................................................................................................0.1 millisecond maximum

Shock (Dual Section)............................................................................................................................................................................................................20 G

Contact Bounce..............................................................................................................................................................................0.1 millisecond maximum

Rotational Life........................................................................................................................................................................................................25,000 cycles

Switch Actuating Torque (50% Duty cycle @ Rated Power Load) ......................................................................................1.41 to 4.94 N-cm (2 to 7 oz.-in.)

Moisture Resistance (MIL-STD-202, Method 106, Condition B)

Contact Resistance (0.1 VDC-10 mA) ................................................................................................................................................10 milliohms maximum

Insulation Resistance (After 24 Hours @ Room Temperature) (500 VDC) ........................................................................................100 megohms minimum

Switch Housing Material ....................................................................................................................High temperature, flame retardant, thermosetting plastic

Mechanical Characteristics

Actuating Torque (Each Section, Switch Module Only) ........................................................................................................3.53 to 10.6 N-cm (5 to 15 oz.-in.)

Running Torque (Out of Detent, 2-4 Module Assembly) ......................................................................................................0.21 to 1.41 N-cm (0.3 to 2 oz.-in.)

Detent ......................................................................................................................................................................................................CW or CCW standard

Actuation Angle ....................................................................................................................................................................................................................25 °

Contact Materials ............................................................................................................................................................................Fine silver with gold overlay

Terminal Styles ....................................................................................................................................................................................................Solder lug only

Standard Orientation ..................................................................................................................................................................In-line with control terminals

Optional..............................................................................................................................................................................Rotated 90 ° CCW from standard

Terminal Strength (Before and After Soldering Heat Exposure) ............................................................................................................0.9 Kg (2 lbs.) minimum

NOTE: Model 81/82 performance specifications do not apply to units subjected to printed circuit board cleaning procedures.

At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted.

Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

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直流数控可调稳压电源设计简介（附图）

　　直流稳压电源是常用的电子设备，它能保证在电网电压波动或负载发生变化时，输出稳定的电压。一个低纹波、高精度的稳压源在仪器仪表、工业控制及测量领域中有着重要的实际应用价值。本设计给出的稳压电源的输出电压范围为0～18 V，额定工作电流为0.5 A，并具有"+"、"-"步进电压调节功能，其最小步进为0.05 V，纹波不大于10 mV，此外，还可用LCD液晶显示器显示其输出电压值。 1系统硬件设计...[详细]

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