72WFR1MEGLFTR [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：	72WFR1MEGLFTR
厂家：	TT Electronics
描述：	3/8 Square Single Turn Cermet Trimming Potentiometer 3/8广场单转金属陶瓷微调电位器电位器微调电位器
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

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

Ø.021 ± .003ꢃ.53 ± .08

Solderable Terminals

.187 ± .015

4.75 ± .38

.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

.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

.150 ± .010

3.8 ± .3

.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)

Model 72XL, 72RXL, 72RW

Model 72X, 72RX

.017 ± .003

.386

9.80

.43 ± .08

Standoffs

.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

.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

100

200

500

10K

20K

25K

50K

100K

200K

250K

500K

1Meg

2Meg

Model 72

1-58

PACKAGING

Standard: Boxes

Capacity

ꢂ

100 Units

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

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

.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

(1)

(3)

Tolerances unless otherwise specified:

Linear ꢂ .01 inches (.25mm)

Angular ꢂ 2 degrees

Model 72

1-60

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