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23226403
EEWorld咨询电话:82357002,82350740-8068 邮件咨询:datasheet@eeworld.com.cn
器件描述:NTC Thermistors, Accuracy Line
器件厂商:VISAY [Vishay Siliconix]
厂商主页:http://www.vishay.com
文件大小:217.82KB
文件页数:19
PDF阅读:23226403.pdf  (点击阅读器件资料)

摘要:
NTC Thermistors, Accuracy Line

2322 640 3/4/6....

Vishay BCcomponents



www.vishay.com For technical questions contact: nlr.europe@vishay.com Document Number: 29049
70 Revision: 10-Oct-03

FEATURES

?

Accuracy over a wide temperature range

?

High stability over a long life

?

Excellent price/performance ratio

APPLICATIONS

?

Temperature sensing and control
These thermistors have a negative temperature coefficient.
The device consists of a chip with two tinned solid
copper-plated leads. It is grey lacquered and colour coded,
but not insulated.

PACKAGING

The thermistors are packed in bulk or tape on reel;
see code numbers and relevant packaging quantities.

QUICK REFERENCE DATA

PARAMETER VALUE

Resistance value at 25

°

C 3.3

?

to 470 k

?

Tolerance on R

25

-value

±

2%;

±

3%;

±

5%;

±

10%
Tolerance on B

25/85

-value

±

0.5% to

±

3%
Maximum dissipation 500 mW
Dissipation factor

δ

(for information only)
7 mW/K
8.5 mW/K
(for 640..338 to 689)
Response time 1.2 s
Thermal time constant

τ

(for
information only)
15 s
Operating temperature range:
at zero dissipation; continuously

?

40 to +125

°

C
at zero dissipation;
for short periods



150

°

C
at maximum dissipation (500 mW) 0 to 55

°

C
Climatic category 40/125/56
Mass



0.3 g

ELECTRICAL DATA AND ORDERING INFORMATION

R

25

(

?

)
B

25/85

-VALUE
CATALOG NUMBER 2322 640 6....
COLOR CODE

(see dimensions
drawing and note 1)

R

25

±

2% R

25



±

3% R

25

±

5% R

25

±

10% I II III

3.3 2880 K

±

3% 4338 6338 3338 2338 orange orange gold
4.7 2880 K

±

3% 4478 6478 3478 2478 yellow violet gold
6.8 2880 K

±

3% 4688 6688 3688 2688 blue grey gold
10 2990 K

±

3% 4109 6109 3109 2109 brown black black
15 3041 K

±

3% 4159 6159 3159 2159 brown green black
22 3136 K

±

3% 4229 6229 3229 2229 red red black
33 3390 K

±

3% 4339 6339 3339 2339 orange orange black
47 3390 K

±

3% 4479 6479 3479 2479 yellow violet black
68 3390 K

±

3% 4689 6689 3689 2689 blue grey black
100 3560 K

±

0.75% 4101 6101 3101 2101 brown black brown
150 3560 K

±

0.75% 4151 6151 3151 2151 brown green brown
220 3560 K

±

0.75% 4221 6221 3221 2221 red red brown
330 3560 K

±

0.75% 4331 6331 3331 2331 orange orange brown
470 3560 K

±

0.5% 4471 6471 3471 2471 yellow violet brown
680 3560 K

±

0.5% 4681 6681 3681 2681 blue grey brown
1000 3528 K

±

0.5% 4102 6102 3102 2102 brown black red
1500 3528 K

±

0.5% 4152 6152 3152 2152 brown green red

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