72PR25KLFTR [TTELEC]
3/8 Square Single Turn Cermet Trimming Potentiometer; 3/8广场单转金属陶瓷微调电位器型号: | 72PR25KLFTR |
厂家: | TT Electronics |
描述: | 3/8 Square Single Turn Cermet Trimming Potentiometer |
文件: | 总6页 (文件大小:81K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
MODEL 72
3/8” Square
Single Turn
1
Cermet Trimming
Potentiometer
ELECTRICAL
Standard Resistance Range, Ohms
Standard Resistance Tolerance
Input Voltage, Maximum
Slider Current, Maximum
Power Rating, Watts
End Resistance, Maximum
Actual Electrical Travel, Nominal
Dielectric Strength
10 to 2Meg
10ꢀ (ꢁ100 Ohms ꢂ 20ꢀ)
200 Vdc or rms not to exceed power rating
100mA or within rated power, whichever is less
0.5 at 85°C derating to 0 at 125°C
2 Ohms
244°
900 Vrms
Insulation Resistance, Minimum
Resolution
1,000 Megohms
Essentially infinite
Contact Resistance Variation, Maximum
1ꢀ or 1 Ohm, whichever is greater
ENVIRONMENTAL
Seal
85°C Fluorinert® (No Leaks)
100ppmꢃ°C
Temperature Coefficient, Maximum
Operating Temperature Range
Thermal Shock
Moisture Resistance
Shock, 6ms Sawtooth
Vibration
–55°C to +125°C
5 cycles, –55°C to +125°C (1ꢀ ∆RT, 1ꢀ ∆VR)
Ten 24 hour cycles (1ꢀ ∆RT, IR 100 Megohms Min.)
100G’s (1ꢀ ∆RT, 1ꢀ ∆VR)
20G’s, 10 to 2,000 Hz (1ꢀ ∆RT, 1ꢀ ∆VR)
250 hours at 125°C (2ꢀ ∆RT, 2ꢀ ∆VR)
200 cycles (3ꢀ ∆RT)
High Temperature Exposure
Rotational Life
Load Life at 0.5 Watts
Resistance to Solder Heat
1,000 hours at 70°C (2ꢀ ∆RT)
260°C for 10 sec. (1ꢀ ∆RT)
MECHANICAL
Mechanical Stops
Torque, Starting Maximum
Weight, Nominal
Solid
3 oz.-in. (0.021 N-m)
.025 oz. (0.70 grams)
Fluorinert® is a registered trademark of 3M Company.
Specifications subject to change without notice.
1-55
Model 72
TOP ADJUSTMENT (Inch/mm)
Model 72P
Model No., Resistance Value And
Date Code marked on side
Electrical Adjustment
.13 ± .005ꢃ3.3 ± .13 Long x
.03 ± .003ꢃ.76 ± .08 Wide x
.038 ± .005ꢃ.96 ± .13 Deep
2
Ø.021 ± .003ꢃ.53 ± .08
Solderable Terminals
.187 ± .015
4.75 ± .38
1
3
.100 ± .010
2.5 ± .3
.375 ± .015
9.53 ± .38
Standoffs
.206 ± .015
5.23 ± .38
.015 ± .002
.187 ± .015
4.75 ± .38
.100 ± .010
2.5 ± .3
.38 ± .05
.187 ± .015
4.75 ± .38
.180
4.6
.100 ± .010
2.5 ± .3
Min.
.375 ± .015
9.53 ± .38
Note: Model 72P dimensions applicable to all other models except as noted.
Model 72PL
Model 72PM
.100 ± .010
2.5 ± .3
.187 ± .015
4.75 ± .38
.015 ± .010
.38 ± .3
.187 ± .015
4.75 ± .38
1
2
3
2
1
3
.100 ± .010
2.5 ± .3
.100 ± .010
2.5 ± .3
.10 ± .010
2.5 ± .3
.100 ± .010
2.5 ± .3
.187 ± .015
4.75 ± .38
.200 ± .010
5.1 ± .3
Model 72PX, 72RPX
Model 72RP
.015 ± .010
.38 ± .3
.100 .010
2.5 .3
.160 .015
4.6 .38
.187 .015
4.75 .38
3
2
1
3
2
.150 ± .010
3.8 ± .3
1
.150 ± .010
3.8 ± .3
.100 .010
2.5 .3
.100 .010
2.5 .3
.187 ± .015
4.75 ± .38
Model 72RPX - Terminals 1 and 3 are reversed
Model 72
1-56
SIDE ADJUSTMENT (Inch/mm)
1
Model 72XL, 72RXL, 72RW
Model 72X, 72RX
.017 ± .003
.017 ± .003
.386
9.80
.43 ± .08
.43 ± .08
Standoffs
Standoffs
3
2
3
2
1
1
.100 ± .010
2.5 ± .3
.100 ± .010
2.5 ± .3
.100 ± .010
2.5 ± .3
.100 ± .010
2.5 ± .3
.187 ± .015
4.75 ± .38
.187 ± .015
4.75 ± .38
.050 ± .015
1.27 ± .38
.100 ± .015
2.5 ± .38
.140 ± .015
3.56 ± .38
.100 ± .010
2.5 ± .3
72XL, 72RXL
72RW
Model 72RXL And 72RW - Terminals 1 and 3 are reversed
Model 72RX - Terminals 1 and 3 are reversed
Model 72XW, 72RXW
.017 ± .003
.43 ± .08
Standoffs
3
2
1
.150 ± .010
3.8 ± .3
.150 ± .010
3.8 ± .3
.187 ± .015
4.75 ± .38
.140 ± .015
3.56 ± .38
Model 72RXW - Terminals 1 and 3 are reversed
Model 72
1-57
ADJUSTMENT KNOB OPTION (Inch/mm)
EXTENDED ROTOR OPTION (Inch/mm)
Available options:
Available for all Model 72 pin styles:
72XT- Side Adjustment (See 72X for Pin Configuration)
72PT- Top Adjustment (See 72P for Pin Configuration)
72PE, 72PLE, 72PME, 72PXE, 72RPXE, 72XE, 72RXE,
72XLE, 72RXLE, 72RWE, 72XWE, 72RXWE
Electrical Adjustment
.14 ± .005ꢃ3.56 ± .13 Dia. x
.04 ± .003ꢃ1.02 ± .08 Wide x
.063 ± .005ꢃ1.60 ± .13 Deep Slot
.310±.031
7.87±0.79
Adjustment Knob Slot
.220 ± .005ꢃ5.59 ± .13 Long x
.040 ± .005ꢃ1.02 ± .13 Wide x
Ø.330 ± .01
8.38 ± .13
.045 ± .005ꢃ1.14 ± .13 Min. Depth
.410 ± .02
10.41 ± .51
.206 ± .015
5.23 ± .38
72PT Shown - Dimensions applicable to 72XT
STANDARD RESISTANCE VALUES, OHMS
10
20
50
100
200
500
1K
2K
5K
10K
20K
25K
50K
100K
200K
250K
500K
1Meg
2Meg
Model 72
1-58
PACKAGING
1
Standard: Boxes
Capacity
ꢂ
100 Units
Option:
Option:
Tubes
All units oriented with #1 pin to same side.
Pin Style
Magazine Width
P, PM
0.47”
0.54”
20.5”
50 Units
X, XL, XW, RW
0.29”
0.76”
20.1”
50 Units
ꢂ
ꢂ
ꢂ
ꢂ
Height
Length
Capacity
Tape & Reel, Ammo Pack (Available only for 72RW only)
All units oriented with #1 pin to the right of the direction of feed.
Seat Plane to
Centerline of
Sprocket Hole
Width
Sprocket
Capacity
Diameter
Tape Fold
Box
ꢂ
ꢂ
ꢂ
ꢂ
ꢂ
ꢂ
ꢂ
.71” (18.03 mm)
18 mm
Single Hole .50” spacing
1,000 Units
14” (356mm)
12” (305mm)
1.8” x 13” x 10” (46mm x 330mm x 254mm)
Tape
Reel
Ammo
Model 72
1-59
ORDERING INFORMATION
Standard:
72 P R 10K LF
RoHS Compliant Product Code - Optional
Resistance Value
Resistance Prefix
Model Series
Pin Style
Option:
72 W R 10K LF TB
Packaging Option:
TB ꢂ Tubes
Pin Style
(Pin styles P, PM, X, XL, XW, RW)
RoHS Compliant Product Code - Optional
Option:
72 RW F R 10K LF TR
Pin Style
Packaging Option:
AP ꢂ Ammo pack
Pin Style Suffix:
(Used with AP and TR packaging options.
TR ꢂ Tape & Reel
(Pin style RW only)
Applicable to pin style RW only.
"F" designates 0.70" lead length.)
RoHS Compliant Product Code - Optional
Option:
72 X T R 10K LF
RoHS Compliant Product Code - Optional
Pin Style
Adjustment Options:
T ꢂ Knob Option
Applicable to pin style X & P only.
E ꢂ Extended Rotor Option
Applicable to all pin styles.
NOTES
CIRCUIT DIAGRAM
Metric equivalents, based on 1 inch ꢂ 25.4mm are
rounded to the same number of significant figures
as in the original English units and are provided for
general information only.
(2)
INCH
mm
(1)
(3)
Tolerances unless otherwise specified:
Linear ꢂ .01 inches (.25mm)
Angular ꢂ 2 degrees
CW
Model 72
1-60
相关型号:
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