3548S-1AC-201A datasheet, PDF - EEWORLD Datasheet

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3548S-1AC-201A: DescriptionPotentiometer, Wire Wound, 1.5W, 200ohm, 3% +/-Tol, -50,50ppm/Cel, 5 Turn(s), ROHS COMPLIANT; CategoryPassive components The resistor; File Size463KB，4 Pages; ManufacturerBourns; Websitehttp://www.bourns.com; Environmental Compliance

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3548S-1AC-201A Overview

Potentiometer, Wire Wound, 1.5W, 200ohm, 3% +/-Tol, -50,50ppm/Cel, 5 Turn(s), ROHS COMPLIANT

3548S-1AC-201A Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Objectid	1890886538
package instruction	ROHS COMPLIANT
Reach Compliance Code	not_compliant
Country Of Origin	Mexico
YTEOL	7.5
Actuator direction	HORIZONTAL
Actuator type	SHAFT
structure	Round
gang number	1
JESD-609 code	e4
Manufacturer's serial number	3548
Installation features	PANEL MOUNT
Number of terminals	3
number of turns	5
Maximum operating temperature	125 °C
Minimum operating temperature	-40 °C
Package diameter	22.479 mm
Package length	19.812 mm
Package shape	CIRCULAR PACKAGE
Package form	Panel Mount
method of packing	TRAY
Rated power dissipation(P)	1.5 W
Rated temperature	70 °C
resistance	200 Ω
resistance law	LINEAR
Resistor type	POTENTIOMETER
rotation angle	1800 deg
series	3548
surface mount	NO
technology	WIRE WOUND
Temperature Coefficient	50 ppm/°C
Terminal surface	Gold (Au)
Terminal shape	LUG
Tolerance	3%

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Features

■

Wirewound and Hybritron

elements

■

High rotational life

■

Optional 0.15 % linearity

■

Optional A/R lug

■

RoHS compliant*

■

Suitable for use under side load

■

Designed for HMI and MMI applications

■

Dual gang option

■

Servo mount option

3548 - 5-Turn Precision Potentiometer

Electrical Characteristics

Wirewound Element

Hybritron

Element

Standard Resistance Range..................................................................500 to 50K ohms ....................................................1K to 10K ohms

Total Resistance Tolerance....................................................................±3 % .......................................................................±10 %

Independent Linearity ............................................................................±0.25 % ..................................................................±0.25 %

Independent Linearity (Maximum Practical) ..........................................±0.15 % ..................................................................±0.15 %

Effective Electrical Angle .......................................................................1800 ° +10 °, -0 °....................................................1800 ° +10 °, -0 °

Absolute Minimum Resistance/End Voltage ..........................................1 ohm or 0.1 % maximum ......................................0.4 % maximum

(whichever is greater)

Noise/Output Smoothness ....................................................................100 ohms maximum ...............................................0.15 % 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 inﬁnite

Power Rating (Voltage Limited By Power Dissipation)

+70 °C................................................................................................1.5 watts .................................................................1.5 watts

+125 °C..............................................................................................0 watt......................................................................0 watt

Environmental Characteristics

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 Coefﬁcient (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 max. .................................................±5 % TR shift max.

Rotational Life

No Load .............................................................................................1,000,000 shaft revolutions ...................................2,500,000 shaft revolutions

Powered (MIL-PRF-12934)................................................................1,000,000 shaft revolutions ...................................2,500,000 shaft revolutions

Moisture Resistance (Mil-Std-202, Method 103) ...................................±2 % TR shift max. .................................................±5 % TR shift max.

IP Rating ................................................................................................IP 50 .......................................................................IP 50

Mechanical Characteristics

Mechanical Angle ...........................................................................................................................................................................................1800 ° +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 .................................................................................................................................................................................................... 19 gm (0.67 oz.) typ.

Dual ..................................................................................................................................................................................................... 35 gm. (1.23 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 ﬂux, 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)

At 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.

Speciﬁcations 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 speciﬁc applications.

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