ICGOO在线商城 > 电位计，可变电阻器 > 旋转式电位计，变阻器 > 3549S-1AA-202A
Datasheet下载- 型号： 3549S-1AA-202A
- 制造商： Bourns
- 库位|库存： xxxx|xxxx
- 要求：
| 数量阶梯 | 香港交货 | 国内含税 |
| +xxxx | $xxxx | ￥xxxx |
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3549S-1AA-202A产品简介：
ICGOO电子元器件商城为您提供3549S-1AA-202A由Bourns设计生产，在icgoo商城现货销售，并且可以通过原厂、代理商等渠道进行代购。 3549S-1AA-202A价格参考￥114.54-￥153.82。Bourns3549S-1AA-202A封装/规格：旋转式电位计，变阻器， 2k Ohm 1 Gang Linear Panel Mount Potentiometer None 10 Turn Wirewound 2W Solder Lug。您可以下载3549S-1AA-202A参考资料、Datasheet数据手册功能说明书，资料中有3549S-1AA-202A 详细功能的应用电路图电压和使用方法及教程。
Bourns Inc.生产的型号为3549S-1AA-202A的旋转式电位计（变阻器）是一款高精度、耐用的小型电位计，广泛应用于需要精确调节电阻值的场景。以下是其主要应用场景： 1. 音频设备 - 用于音量控制和音调调节（如低音、高音等），常见于音响系统、耳机放大器、吉他效果器等音频设备中。 - 其旋转设计便于用户直观地调整音量或音质参数。 2. 工业控制 - 在工业自动化设备中，作为信号调节元件，用于控制传感器输出、伺服电机速度或其他电子系统的增益调节。 - 应用于可编程逻辑控制器（PLC）、温度控制器、压力控制器等设备中。 3. 医疗设备 - 用于医疗仪器中的灵敏度调节或阈值设定，例如心电图机、血压监测仪、超声波设备等。 - 其高可靠性和稳定性满足医疗领域的严格要求。 4. 消费电子产品 - 在家用电器（如调光灯、风扇调速器）中用作亮度或速度调节器。 - 适用于需要手动调节功能的小型电子设备，例如遥控器、玩具等。 5. 测试与测量设备 - 用于校准仪器或调节参考电压，例如万用表、示波器、信号发生器等。 - 提供精确的电阻调节能力，确保测量结果的准确性。 6. 汽车电子 - 用于车内音响系统的音量控制、座椅加热器的温度调节等功能。 - 在某些车载诊断设备中用作信号调节元件。 7. 航空航天与军事 - 因其高质量和可靠性，可用于航空仪表、通信设备或军用电子装置中的精密调节。 特性优势 - 小型化设计：适合空间受限的应用场合。 - 长寿命：机械寿命高达20,000次旋转循环，适合频繁使用的场景。 - 线性特性：提供稳定的电阻变化曲线，确保调节精度。 - 耐环境性能：对湿度、温度和振动具有较好的适应性。 综上所述，Bourns 3549S-1AA-202A旋转式电位计适用于需要精确电阻调节的各种电子设备和系统，尤其在对质量和可靠性要求较高的领域表现优异。
| 参数 | 数值 |
| 产品目录 | |
| 描述 | POT 2.0K OHM 7/8" RD WW |
| 产品分类 | 旋转式电位计 - 线性 |
| 品牌 | Bourns Inc. |
| 数据手册 | |
| 产品图片 |
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| 产品型号 | 3549S-1AA-202A |
| PCN设计/规格 | |
| rohs | 无铅 / 符合限制有害物质指令(RoHS)规范要求 |
| RoHS指令信息 | |
| 产品系列 | 3549 |
| 其它名称 | 3549S1AA202A |
| 功率(W) | 2W |
| 包装 | 托盘 |
| 圈数 | 10 |
| 安装类型 | 面板安装 |
| 容差 | ±3% |
| 尺寸-本体 | 圆形 - 0.885" 直径 x 0.780" 高（22.48mm x 19.81mm） |
| 旋转 | 3600° |
| 标准包装 | 5 |
| 温度系数 | ±50ppm/°C |
| 电阻(Ω) | 2k |
| 电阻材料 | 绕线 |
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| 端子类型 | 焊片 |
| 致动器直径 | 0.250"（6.35mm） |
| 致动器类型 | 开槽轴 |
| 致动器长度 | 0.812"（20.62mm） |
| 调节类型 | 侧面调节 |
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PDF Datasheet 数据手册内容提取
Features NT MPLIA ■ Wirewound and Hybritron® elements ■ Designed for HMI and MMI applications O HS C ■ High rotational life ■ Dual gang option *Ro ■ Optional 0.1 % linearity ■ Servo mount option ■ Optional A/R lug ■ Dual ball bearing option ■ RoHS compliant* ■ Suitable for use under some side load conditions 3549 - 10-Turn Precision Potentiometer Electrical Characteristics1 Wirewound Element Hybritron® Element Standard Resistance Range..................................................................100 to 100K ohms ..................................................1K to 100K ohms Total Resistance Tolerance ....................................................................±3 % .......................................................................±10 % Independent Linearity ............................................................................±0.2 % ....................................................................±0.2 % Independent Linearity (Maximum Practical) ..........................................±0.1 % ....................................................................±0.1 % Effective Electrical Angle .......................................................................3600 ° +10 °, -0 ° ....................................................3600 ° +10 °, -0 ° Absolute Minimum Resistance/End Voltage ..........................................1 ohm or 0.1 % maximum ......................................0.2 % maximum (whichever is greater) Noise/Output Smoothness ....................................................................100 ohms maximum ...............................................0.10 % maximum Max. Wiper Current @ 5K ohms ...........................................................20 mA .....................................................................10 mA Dielectric Withstanding Voltage (MIL-STD-202, Method 301) Sea Level ...........................................................................................1,000 VAC minimum ..............................................1,000 VAC minimum Insulation Resistance (500 VDC) ..........................................................1,000 megohms minimum ......................................1,000 megohms minimum Resolution..............................................................................................See How to Order chart ........................................Essentially infi nite Power Rating (Voltage Limited By Power Dissipation) +70 °C ................................................................................................2 watts ....................................................................2 watts +125 °C ..............................................................................................0 watt ......................................................................0 watt Environmental Characteristics1 Operating Temperature Range Dynamic .............................................................................................-40 °C to +125 °C ...................................................-40 °C to +125 °C Static ..................................................................................................-55 °C to +125 °C ...................................................-55 °C to +125 °C Temperature Coeffi cient (Over Static Temperature Range) ..................±50 ppm/°C ............................................................±100 ppm/°C Temperature Cycling (5 Cycles Over Static Temperature Range) .........±2 % TR shift max. .................................................±4 % TR shift max. Vibration (15 Gs, 10 Hz to 2 kHz) Wiper Bounce ....................................................................................0.1 ms max. ............................................................0.1 ms max. Shock (100 Gs, 6 ms sawtooth) Wiper Bounce ....................................................................................0.1 ms max. ............................................................0.1 ms max. Load Life (1,000 hours @ 70 °C) ...........................................................±2 % TR shift ..........................................................±5 % TR shift max. Rotational Life No Load or Powered ..........................................................................2,000,000 shaft revolutions ....................................5,000,000 shaft revolutions No Load or Powered (Dual Ball Bearing) ..........................................N/A .........................................................................10,000,000 shaft revolutions Moisture Resistance (Mil-Std-202, Method 103) ...................................±2 % TR shift max. .................................................±5 % TR shift max. IP Rating ................................................................................................IP 50 .......................................................................IP 50 Mechanical Characteristics1 Mechanical Angle ...........................................................................................................................................................................................3600 ° +10 °, -0 ° Backlash ....................................................................................................................................................................................................................1.0 ° max. Stop Strength.......................................................................................................................................................................................53 N-cm (75 oz-in.) min. Torque Starting ........................................................................................................................................................................................0.5 N-cm (0.7 oz.-in.) max. Running .......................................................................................................................................................................................0.5 N-cm (0.7 oz.-in.) max. Clutch................................................................................................................................................................................1.0 to 4.2 N-cm (1.5 to 6.0 oz.-in.) Mounting ..........................................................................................................................................................................170-200 N-cm (15-18 in.-lb.) max. Shaft Runout T.I.R. .....................................................................................................................................................................................0.08 mm (0.003 in.) Lateral Runout T.I.R. ...................................................................................................................................................................................0.13 mm (0.005 in.) Shaft End Play T.I.R. ..................................................................................................................................................................................0.15 mm (0.006 in.) Shaft Radial Play T.I.R. ...............................................................................................................................................................................0.08 mm (0.003 in.) Pilot Diameter Runout T.I.R. .......................................................................................................................................................................0.08 mm (0.003 in.) Weight Single ......................................................................................................................................................................................................20 gm (0.7 oz.) typ. Dual .......................................................................................................................................................................................................36 gm (1.27 oz) typ. Shaft Side Load (Max. Allowable) Nickel Plated Brass Shaft w/Brass Bushing .................................................................................................................................................50 gmf (1.7 ozf) Stainless Steel Shaft w/Bronze Bushing ....................................................................................................................................................250 gmf (8.8 ozf) Terminals ..............................................................................................................................................................................................Gold-plated solder lugs Soldering Condition Manual Soldering ...........................................................96.5Sn/3.0Ag/0.5Cu solid wire or no-clean rosin cored wire, 370 °C (700 °F) max. for 3 seconds Wave Soldering ...................................................................................96.5Sn/3.0Ag/0.5Cu solder with no-clean fl ux, 260 °C (500 °F) max. for 5 seconds Wash processes .......................................................................................................................................................................................Not recommended Mounting Hardware .............................................................................................One lockwasher and one mounting nut is shipped with each potentiometer Recommended Panel Thickness (Bushing Mount) ..................................................................................................................2.46-3.81 mm (0.097-0.150 in.) Marking ...........................................................................................................................Manufacturer’s symbol, model number, product code and date code Standard Packaging ...........................................................................................................................................................................Plastic trays (5 pcs./tray) 1At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted. For other options, please consult factory. *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specifi cations are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specifi c applications.
3549 - 10-Turn Precision Potentiometer Product Dimensions Single Gang, Bushing Mount Dual Gang, Bushing Mount 18.446 ± 0.381 40.259 ± 0.762 (.726 ± .015) M14O.U04N6T I±N 0G. 3S8U1RFACE (1.585 ± .030) 39.243 ± 0.762 (.553 ± .015) 34.798 ± 0.762 (1.545 ± .030) 5.715 ± 0.381 (1.370 ± .030) 26.467 ± 0.762 (.225 ± .015) 18.796 ± 0.381 (1.042 ± .030) 2 1 3 1(0.4.20857 + +0 .00.00/0-./0-00.20)5 (.740 ± .015) 14.351 ± 0.381 BUSHING TYPE “B” (.565 ± .015) R0.762 6.02 ± 0.381 (.030) (.237 ± .015) SHAFT DIMENSION 2 1 3 2 1 3 “A” ADJUSTMENT SLOT: 10.287 + 0.00/-0.05 0.813 0.813 (.405 +0.00/-.002) WIDE X DEEP (.032) (.032) BUSHING TYPE “B” SHAFT DIMENSION “A” 1.524 ± 0.254 (.060 ± .010) 7.92 ± 0.381 (.312 ± .015) 19.812 ± 0.812 20.617 ± 0.787 (.780 ± .032) (.812 ± .031) 1.52 30 ° ± 5 ° (.060) (7..39122 ±± 0.0.31851) OARNPOTTTIIAO-TNIOANL AL R1(6.6.24506) (.62.8706 ±± 0.0.2150) MOUNTING SURFACE 2(0..861433 ±± .00.3718)7 PIN MAX. ADJ. SLOT: (0..083123)WIDE X0(..801332 ±± ..0001004) DEEP 12.7 ± 0.254 (.500 ± .010) 30 ° ± 5 ° OPTIONAL 6.86 ± 0.25 ANTI- R16.256 (.270 ± .010) ROTATIONAL (.640) 1.524 +.000/-0.127 PIN MAX. (.060 +.000/-.005) DIA. 12.7 ± 0.254 DIA. (.500 ± .010) 1.016 OPTIONAL 12.649 ± 0.254 (.040) ANTI-ROTATIONAL (.498 ± .010) PIN 2(2..848759 ±± .00.3821)2DIA. MOUNTING FACE 1.524 +.000/-0.127 (.060 +.000/-.005) 2 WIPER DIA. CCW 1 3 CW 1.016 OPTIONAL 12.649D I±A 0..254 CLOCKWISE (.040) ANTI-ROTATIONAL (.498 ± .010) TOLERANCES: EXCEPT WHERE NOTED PIN 2(2..848759 ±± .00.3821)2DIA. MOUNTING FACE .50 .127 .0127 DECIMALS: .XX ± ( . 0 2 ) .XXX ± ( . 0 0 5 ) .XXXX ± ( . 0 0 05) MM DIMENSIONS: (IN) CCW 1 3 CW Bushing Selection Code Shaft Dimension "A" Shaft Material Bushing Type "B" Bushing Material 2 2 WIPER A 6.34 +0/-0.022 Nickel Plated Brass 3/8 " 32-UNEF- 2A THD. Brass (0.2497 +0/-0.0009) B 6.00 +0/-0.022 Nickel Plated Brass M9 X 0.75-8g Brass CCW 1 3 CW (0.2362 +0/-0.0009) CLOCKWISE C 6.34 +0/-0.007 Stainless Steel 3/8 " 32-UNEF- 2A THD. Bronze (0.2497 +0/-0.0003) D 6.00 +0/-0.007 Stainless Steel M9 X 0.75-8g Bronze (0.2362 +0/-0.0003) G 6.34 +0/-0.007 Stainless Steel 3/8 " 32-UNEF- 2A THD. Bronze (0.2497 +0/-0.0003) H 6.00 +0/-0.007 Stainless Steel M9 X 0.75-8g Bronze (0.2362 +0/-0.0003) Specifi cations are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specifi c applications.
3549 - 10-Turn Precision Potentiometer Product Dimensions Single Gang, Servo Mount Single Gang, Servo Mount, Dual Ball Bearing 23.86 ± 0.381 28.778 ± 0.787 (.939 ± .015) (1.133 ± .031) MOUNTING SURFACE 19.46 ± 0.381 23.86 ± 0.381 (.766 ± .015) (.939 ± .015) 11.13 ± 0.381 19.46 ± 0.381 MOUNTING SURFACE (.438 ± .015) (.766 ± .015) 15.8725 + .0000/-.0127 11.13 ± 0.381 (.6249 +.0000/-.0005)DIA. (.438 ± .015) 2 1 3 1(7.6.9502)6DIA. 1(5.6.8274295 + +.0 .000000/0-./0-.000152)7DIA. DIA. 2 1 3 17.526 3.1699 + .0000/-.0076 (.690) DIA. (.1248 + .0000/-.0003) DIA. 3.1699 + .0000/-.0076 (.1248 + .0000/-.0003) 9.779 ± 0.381 (.385 ± .015) 1.575 (.062) 1.575 1.575 (.062) (.062) 1.575 1.575 (.062) 9.525 ± 0.787 (.062) 25.222 ± 0.787 (.375 ± .031) 1.575 (.993 ± .031) (.062) 9.525 ± 0.787 26.111 ± 0.787 (.375 ± .031) 30 ° ± 5 ° (1.028 ± .031) 6.858 ± 0.254 (.270 ± .010) R16.256 (.640) 30 ° ± 5 ° MAX. 6.858 ± 0.254 12.7 ± 0.254 R16.256 (.270 ± .010) (.500 ± .010) (.640) MAX. 12.7 ± 0.254 (.500 ± .010) 22.225 ± 0.381 (.875 ± .015) DIA. 2 WIPER 22.225 ± 0.381 (.875 ± .015) CCW 1 3 CW DIA. CLOCKWISE TOLERANCES: EXCEPT WHERE NOTED 2 WIPER .50 .127 .0127 DECIMALS: .XX ± ( . 0 2 ) .XXX ± ( . 0 0 5 ) .XXXX ± ( . 0 0 05) CCW 1 3 CW MM DIMENSIONS: (IN) CLOCKWISE Specifi cations are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specifi c applications.
3549 - 10-Turn Precision Potentiometer Product Dimensions Panel Thickness Dimensions Dual Gang, Servo Mount (For Bushing Mount Only) 45.67 ± 0.78 2.46 - 3.81 (1.798 ± .031) (.097 - .150) 44.65 ± 0.78 (1.758 ± .031) 40.21 ± 0.78 (1.583 ± .031) PANEL 31.88 ± 0.78 (1.255 ± .031) 24.206 ± 0.381 (.953 ± .015) HEX NUT MOUNTING SURFACE 19.76 ± 0.381 (.778 ± .015) 11.43 ± 0.381 (.450 ± .015) 15.8725 + .0000/-.0127 DIA. (.6249 +.0000/-.0005) 2 1 3 2 1 3 17.526 DIA. (.690) DIA. LOCKWASHER 3.1699 + .0000/-.0076 POT (.1248 + .0000/-.0003) 10.44 ± .07 DIA. (.411 ± .003) 1.575 (.062) 1.575 (.062) R 7.42 1.575 (.292) (.062) 9.525 ± 0.787 (.375 ± .031) ADDITIONAL HOLE FOR 30 ° ± 5 ° ANTI-ROTATION PIN 6.858 ± 0.254 DIA. 1.60 +.08/-.03 (.270 ± .010) (.063 +.003/-.001) R16.256 (.640) Anti-rotation pin hole is shown at six o'clock MAX. position for reference only. The actual location is 12.7 ± 0.254 determined by the customer's application. Refer (.500 ± .010) to the front view of the potentiometer to see the location of the optional A/R pin. Panel thickness and hole diameters are recommended for best fit. However, customers may adjust the dimensions to suit their specific application. 2(2..827255 ±± .00.1358)1 DIMENSIONS:(INMCHMES) TOLERANCES: ±(0..010257) DIA. CCW 1 3 CW 2 2 WIPER CCW 1 3 CW CLOCKWISE Specifi cations are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specifi c applications.
3549 - 10-Turn Precision Potentiometer How To Order 3 5 4 9 S - 2 A A - 1 0 3 / 1 0 3 A MODEL DESIGNATOR INDEPENDENT LINEARITY Code Description Code Description 3549 10-Turn A 0.20 % B 0.10 % ELEMENT TYPE Code Description H Hybritron® RESISTANCE** S Wirewound Code Element Type Resolution (%) 102 (1K ohms) Hybritron® — NO. OF SECTIONS 202 (2K ohms) Hybritron® — Code Description 502 (5K ohms) Hybritron® — 1 Single 103 (10K ohms) Hybritron® — 2 Dual 203 (20K ohms) Hybritron® — 503 (50K ohms) Hybritron® — ANTI-ROTATION LUG 104 (100K ohms) Hybritron® — Code Description 101 (100 ohms) Wirewound 0.055 A None 201 (200 ohms) Wirewound 0.042 B 180 ° 501 (500 ohms) Wirewound 0.031 * Anti-rotation lug is not available for 102 (1K ohms) Wirewound 0.027 servo mount versions. 202 (2K ohms) Wirewound 0.021 502 (5K ohms) Wirewound 0.016 103 (10K ohms) Wirewound 0.019 203 (20K ohms) Wirewound 0.014 503 (50K ohms) Wirewound 0.011 104 (100K ohms) Wirewound 0.008 ** For Single gang, use only first three digits. For Dual gang, use six digits separated by a "/". BUSHING MOUNT Code Shaft FMS Shaft Dia. Shaft Material Bushing Dia. Bushing Material Slip Clutch A 13/16 " 1/4 " Nickel Plated Brass 3/8 " Brass N/A B 20.6 mm 6 mm Nickel Plated Brass 9 mm Brass N/A C 13/16 " 1/4 " Stainless Steel 3/8 " Bronze N/A D 20.6 mm 6 mm Stainless Steel 9 mm Bronze N/A G 13/16 " 1/4 " Stainless Steel 3/8 " Bronze Yes*** H 20.6 mm 6 mm Stainless Steel 9 mm Bronze Yes*** SERVO MOUNT Code Shaft FMS Shaft Dia. Shaft Material Ball Bearings E 3/8 " 1/8 " Stainless Steel N/A F 3/8 " 1/8 " Stainless Steel Front & Rear**** *** Not available in dual gang version. **** Available in Hybritron® version only and limited to single section. REV. 10/14 “Hybritron” is a registered trademark of Bourns, Inc. Specifi cations are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specifi c applications.