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參數(shù)資料
| 型號： | 51SAD-U25-A15 |
| 元件分類： | 數(shù)字電位計 |
| 英文描述： | DREHPOTENTIOMETER EINFACH LIN 10K 0.5W |
| 中文描述： | DREHPOTENTIOMETER EINFACH林10,000為0.5W |
| 文件頁數(shù)： | 23/54頁 |
| 文件大?。?/td> | 2453K |
| 代理商： | 51SAD-U25-A15 |
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Specifications are subject to change without notice.
225
91, 93, 95, 96 - 5/8” Square Single-Turn
FOR DIMENSIONAL DRAWINGS SEE PAGE 226.
FOR ORDERING INFORMATION SEE PAGE 227.
Initial Electrical Characteristics
1
Standard Resistance Range
Linear Tapers (A, B, E, & H)......................................(B & E) 1K ohms to 1 megohm..................................(A & H) 50 ohms to 1 megohm
Audio Tapers (C, D, F, G S, & T)...............................(D,G,S, & T) 1K ohms to 1 megohm..........................(C & F) 1K ohms to 1 megohm
Resistance Tolerance..................................................(B,D, & G tapers) ±20% ............................................(A,C, & F tapers) ±10%
(E, S, & T tapers) ±10%
Independent Linearity.................................................(B & E tapers) ±5% ...................................................(A & H tapers) ±5%
Absolute Minimum Resistance...................................2 ohms maximum..................................................... 2 ohms maximum
Continuity....................................................................Maintained for full mechanical angle........................Maintained for full mechanical angle
Effective Electrical Angle ............................................240° ±5°....................................................................240° ±6°
Contact Resistance Variation......................................±1% ..........................................................................±1% or 3 ohms (whichever is greater)
Dielectric Withstanding Voltage..................................MIL-STD-202, Method 301.......................................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 (Voltage Limited By Power
Dissipation or 350 VAC, Whichever Is Less)
+70°C Single Section Assembly .............................(B & E tapers) 0.5 watt..............................................(A & H tapers) 2 watts
(D,G,S, & T tapers) 0.25 watt
+70°C Multiple Section Assembly ..........................(B & E tapers) 0.5 watt/section.................................(C & F tapers) 1 watt
(D,G,S, & T tapers) 0.25 watt/section
+125°C .....................................................................0 watt........................................................................(C & F tapers) 0.5 watt/section
Roll-on/Roll-off............................................................(B & E tapers) 0.25% maximum...............................(A & H tapers) 0.5% maximum
(D & S tapers) 0.1% maximum CCW end
(G & T tapers) 0.1% maximum CW end
(D & S tapers) 0.5% maximum CW end
(G & T tapers) 0.5% maximum CCW end
Theoretical Resolution................................................Essentially infinite......................................................Essentially infinite
Conductive Plastic Element
Cermet Element
(H taper) ±5%
(C taper) 0.1% maximum CCW end
(F taper) 0.1% maximum CW end
(C taper) 1.0% maximum CW end
(F taper) 1.0% maximum CCW end
Environmental Characteristics
1
Operating Temperature..........................................+1°C to +125°C ...................................................+1°C to +125°C
Storage Temperature Range.......................................-55°C to +125°C .......................................................-55°C to +125°C
Temperature Coefficient
Over Storage Temperature Range..............................±1,000PPM/°C ..........................................................±150PPM/°C
Vibration (Single Section)............................................15G ...........................................................................15G
Total Resistance Shift ..............................................±2% maximum .........................................................±2% maximum
Voltage Ratio Shift ...................................................±5% maximum .........................................................±5% maximum
Shock (Single Section)................................................30G ...........................................................................30G
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 ..............................................(B & E tapers) 10 ohms or ±15% maximum ............10 ohms or ±10% maximum
(whichever is greater)
(D,G,S, & T tapers) ±20% maximum
Contact Resistance Variation @ 50,000 cycles...........(B & E tapers) ±2%
(D,G, S, & T tapers) ±3%
Moisture Resistance ...................................................MIL-STD-202, Method 103, Condition B..................MIL-STD-202, Method 103, Condition B
Total Resistance Shift ..............................................(B & E tapers) ±10% maximum ................................(All tapers) ±5% maximum
(D,G, S, & T tapers) ±20% maximum
Insulation Resistance (500 VDC)..............................100 megohms minimum...........................................100 megohms minimum
(whichever is greater)
Mechanical Characteristics
1
Running Torque
Single or Dual Section (A ,D & r Bushings)..............0.3 to 1.5 oz.-in. (0.21 to 1.06 Ncm).........................0.3 to 1.5 oz.-in. (0.21 to 1.06 Ncm)
Single or Dual Section (C & U Bushings).................0.2 to 1.5 oz.-in. (0.14 to 1.06 Ncm).........................0.2 to 1.5 oz.-in. (0.14 to 1.06 Ncm)
Starting Torque ..........................................................0.3 maximum above average running torque...........0.3 maximum above average running torque
Torque Variation..........................................................0.5 oz.-in. (0.35 Ncm) max. in 45° shaft travel..........0.5 oz.-in. (0.35 Ncm) max. in 45° shaft travel
Stop Strength (1/4” D shaft)........................................4 in.-lb. (45.19 Ncm) .................................................4 in.-lb. (45.19 Ncm)
(1/8” D shaft).......................................3 in.-lb. (33.89 Ncm) .................................................3 in.-lb. (33.89 Ncm)
Mechanical Angle .......................................................300° ±5°....................................................................300° ±5°
Weight (Single Section)..............................................7 grams maximum....................................................7 grams maximum
Each Additional Section...........................................4 grams maximum....................................................4 grams maxixmum
Terminals.....................................................................Printed circuit terminals, J -Hooks or solder lugs......Printed circuit terminals, J -Hooks or solder lugs
Marking.......................................................................Manufacturer’s trademark, date code, resistance, ..Manufacturer’s trademark, date code,
manufacturer’s part number
resistance, manufacturer’s part number
NOTE: ALL MODEL 90 PERFORMANCE SPECIFICATIONS DO NOT APPLY TO UNITS SUBJECTED TO PRINTED CIRCUIT BOARD CLEANING PROCEDURES, EXCEPT FOR THE SEALED
VERSION (MODEL 96).
1
AT ROOM AMBIENT: +25°C NOMINAL AND 50% RELATIVE HUMIDITY NOMINAL, EXCEPT AS NOTED.
Features
I
Features one-piece molded plastic
I
Available in a variety of pin-out shaft and
rotor assemblies configurations
I
Virtually infinite electrical circuit
I
Model 96 sealed for board wash
I
Metal shaft available as special
feature
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