3252X-1-502LF [BOURNS]
Trimmer, Cermet, 0.75W, 5000ohm, 10% +/-Tol, -100,100ppm/Cel, 25 Turn(s), 5022, 1/2 INCH, RECTANGULAR, 3 PINS, ROHS COMPLIANT;
| 型号： | 3252X-1-502LF |
| 厂家： | 
BOURNS ELECTRONIC SOLUTIONS |
| 描述： | Trimmer, Cermet, 0.75W, 5000ohm, 10% +/-Tol, -100,100ppm/Cel, 25 Turn(s), 5022, 1/2 INCH, RECTANGULAR, 3 PINS, ROHS COMPLIANT PC 电阻器 |
| 文件： | 总1页 (文件大小：115K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Features
■ Multiturn / Cermet / Sealed
■ Listed on the QPL for style RJ22 per
MIL-R-22097
■ Panel mount option available
■ RoHS compliant* version available
3252 - 1/2 ” Square Trimming Potentiometer
Electrical Characteristics
Standard Resistance Range
......................................10 to 2 megohms
(see standard resistance table)
Resistance Tolerance ................ 10 ꢀ std.
.......................(tighter tolerance available)
Absolute Minimum Resistance
..................................1 ꢀ or 2 ohms max.
(whichever is greater)
Contact Resistance Variation
..................................1 ꢀ or 2 ohms max.
(whichever is greater)
Adjustability
Product Dimensions
3252P
Common Dimensions
(Pin Styles)
How To Order
3252 L - 1 - 103 M LF
12.7
(.500)
TYP.
Model
ADJ. SLOT
2.03 .38
(.080 .015)
Style
DIA.
Standard or Modified
Product Indicator
.64
13.21
TYP.
WIDE
(.025)
X
X
-1 = Standard Product
(.520)
.50
DEEP
(.020)
Resistance Code
1.98
.078)
DIA. THRU
(2 PLACES)
12.7
(.500)
Optional Suffix Letter
TYP.
M = Panel Mount (Factory Installed)
1.78
(.070)
5.59
TYP.
2.54
(.100)
.71 .08
(.028 .003)
Terminations
LF = 100 ꢀ Tin-plated (RoHS compliant)
Blank = 90 ꢀ Tin ꢁ 10 ꢀ Lead-plated
(Standard)
DIA. TYP.
Voltage......................................... 0.01 ꢀ
Resistance................................... 0.05 ꢀ
Resolution.........................................Infinite
Insulation Resistance ....................500 vdc.
1,000 megohms min.
1
2.54
(.100)
3
(.220)
1.52
(.060)
2
Consult factory for other available options.
Dielectric Strength
2.54
(.100)
6.35
(.250)
Sea Level...................................1,000 vac
80,000 Feet...................................400 vac
Effective Travel......................25 turns nom.
6.35
(.250)
13.34 .64
(.525 .025)
Standard Resistance Table
Environmental Characteristics
2.79
(.110)
2.54
(.100)
Resistance
(Ohms)
Resistance
Code
3252W
2.54
(.100)
Power Rating @ 85 °C (400 volts max.)
...................................................0.75 watt
Power Rating @ 150 °C.....................0 watt
Temperature Range........-65 °C to +150 °C
Temperature Coefficient ........ 100 ppmꢁ°C
Seal Test............................85 °C Fluorinert†
(pin styles only)
5.59
(.220)
10
100
200
500
101
201
501
102
202
502
103
203
253
503
104
204
504
105
205
3
20
1
2
50
100
200
500
1,000
2,000
5,000
10,000
20,000
25,000
50,000
100,000
200,000
500,000
1,000,000
2,000,000
Humidity...........MIL-STD-202 Method 103;
96 hours (1 ꢀ ∆TR; 100 Megohms IR)
Vibration.............30 G (1 ꢀ ∆TR; 1 ꢀ ∆VR)
Shock...............100 G (1 ꢀ ∆TR; 1 ꢀ ∆VR)
Load Life ...1,000 hours 0.75 watt @ 85 °C
(3 ꢀ ∆TR; 3 ꢀ or 3 ohms,
6.35
(.250)
3252L
2.36
(.093)
TYP.
13.21
(.520)
whichever is greater, CRV)
Rotational Life............................200 cycles
........................(2 ꢀ ∆TR; 3 ꢀ or 3 ohms,
whichever is greater, CRV)
1.52
(.060)
12.70
(.500)
.89
TYP.
(.035)
Popular values listed in boldface. Special
resistances available.
152.4
(6.00)
LENGTH
MIN.
Physical Characteristics
4.75
(.187)
Torque..................................5.0 oz-in. max.
Mechanical Stops......................Wiper idles
Terminals.....Solderable printed circuit pins
Flexible leads ..........(7 strands of 30 AWG)
Weight ..........................................0.065 oz.
Wiper....................50 ꢀ (Actual TR) 10 ꢀ
Flammability...............................U.L. 94V-0
12.70
(.500)
1.52
(.060)
RED
WIPER
2
GREEN
CW
YELLOW
CCW
3
1
CLOCKWISE
3252X
2.54
(.100)
5.59
(.220)
Machine Screw Mounting
1.78
(.070)
3
2.54
(.100)
1
Torque...................................12 oz-in. max.
Marking.............Manufacturer’s trademark,
resistance code, wiring diagram,
date code, manufacturer’s model
number and style
2
6.35
(.250)
Standard Packaging
X, P&W Styles .................25 pcs. per tube
L Style ..............................25 pcs. per bag
Adjustment Tool ..................................H-90
TOLERANCES: 0.25 (.010) EXCEPT WHERE NOTED
MM
(INCHES)
DIMENSIONS ARE:
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
†“Fluorinert” is a registered trademark of 3M Co.
Specifications are subject to change without notice.
REV.10/05
Customers should verify actual device performance in their specific applications.
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