PL
IA
NT
Features
CO
M
■ Servo mount style
*R
oH
S
■ Shaft supported by front and rear precision ball bearings
■ Non-standard features and specifications available
■ Gangable up to 10 cups
6574 - Precision Potentiometer
Electrical Characteristics1
Product Dimensions
Standard Resistance Range ................................................................................... 1 K to 100 K ohms
Total Resistance Tolerance .........................................................................................................±10 %
Independent Linearity ..............................................................................................................±0.25 %
Effective Electrical Angle ...................................................................................................... 350 ° ±2 °
End Voltage ............................................... 0.1 % maximum (0.2 % at 2 K ohms, 0.4 % at 1 K ohms)
Output Smoothness ....................................................................................................................0.1 %
Dielectric Withstanding Voltage (MIL-STD-202, Method 301)
Sea Level ..........................................................................................................1,000 VAC minimum
Power Rating (Voltage Limited By Power Dissipation or 350 VAC, Whichever is Less)
+70 °C....................................................................................................................................2 watts
+125 °C................................................................................................................................... 0 watt
Insulation Resistance (500 VDC) .................................................................1,000 megohms minimum
Resolution ...............................................................................................................Essentially infinite
6.35
MIN.
(.250)
6.34 + .000/- .007
DIA.
(.2497+.0000/-.0003)
.38
X 45 ° ± 10 °
(.015)
CHAMFER
51.0
(2.000)
DIA.
47.63 +.000/ - .025
(1.875+.000/-.001)
2.36
(.093)
Environmental Characteristics1
Operating Temperature Range ................................................................................ -40 °C to +125 °C
Storage Temperature Range ................................................................................... -65 °C to +125 °C
Temperature Coefficient Over Storage Temperature Range ..........................±500 ppm/°C maximum
Vibration ........................................................................................................................................15 G
Wiper Bounce .......................................................................................... 0.1 millisecond maximum
Total Resistance Shift ..............................................................................................±2 % maximum
Shock ............................................................................................................................................60 G
Wiper Bounce .......................................................................................... 0.1 millisecond maximum
Load Life............................................................................................................1,000 hours, 1.5 watts
Total Resistance Shift ............................................................................................±10 % maximum
Rotational Life (No Load) .........................................................................25,000,000 shaft revolutions
Total Resistance Shift ............................................................................................±10 % maximum
Moisture Resistance (MIL-STD-202, Method 103, Condition B)
Total Resistance Shift ............................................................................................±10 % maximum
IP Rating ....................................................................................................................................... IP 40
Mechanical
1.57
(.062)
2.03
MIN.
(.080)
15.24 ± .787
(.600 ± .031)
15.9 ± .80
(5/8 ± 1/32)
1
15 °
±3°
15 °
±3°
3
2
90 ° MAX.
29.59
(1.165)
MAX.
Characteristics1
Mechanical Angle ...............................................................................................................Continuous
Torque (Starting & Running)............................................................0.53 N-cm (0.75 oz.-in.) maximum
Shaft Runout .............................................................................................. 0.025 mm (0.001 in.) T.I.R.
Shaft End Play .............................................................................................. 0.08 mm (0.003 in.) T.I.R.
Shaft Radial Play .......................................................................................... 0.08 mm (0.003 in.) T.I.R.
Pilot Diameter Runout ................................................................................ 0.025 mm (0.001 in.) T.I.R.
Lateral Runout .............................................................................................. 0.08 mm (0.003 in.) T.I.R.
Backlash ....................................................................................................................... 0.1 ° maximum
Weight ........................................................................................................................................ 89 gm
Terminals ....................................................................................................... Side exit turret terminals
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
Marking................................ Manufacturer’s name and part number, resistance value and tolerance,
linearity tolerance, wiring diagram, and date code.
Ganging (Multiple Section Potentiometers) .............................................................. 10 cup maximum
Hardware ........................................................................................................... No hardware included
1At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as noted.
TOLERANCES: EXCEPT WHERE NOTED
.51
.13
DECIMALS: .XX
.XXX
(.02),
(.005)
FRACTIONS: 1/64
MM
DIMENSIONS:
(IN.)
2
CCW
WIPER
3
1
CW
CLOCKWISE
Recommended Part Numbers
Part Number*
Resistance (Ω)
6574S-1-102
6574S-1-502
6574S-1-103
1,000
5,000
10,000
BOLDFACE LISTINGS ARE IN STOCK AND READILY
AVAILABLE THROUGH DISTRIBUTION.
FOR OTHER OPTIONS CONSULT FACTORY.
REV. 10/19
WARNING
Cancer and Reproductive Harm
www.P65Warnings.ca.gov
*RoHS Directive 2015/863, Mar 31, 2015 and Annex.
Specifications are subject to change without notice. Users should verify actual device performance in their specific
applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the
last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
Legal Disclaimer Notice
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
P[ZHɉSPH[LZJVSSLJ[P]LS`¸)V\YUZ¹
Unless otherwise expressly indicated in writing, Bourns® products and data sheets relating thereto are subject to change
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