3

Type DKM

Specifications

Glass encapsulated SMD thermistor

Description

A range of thermistors in DO-35 style glass

package (diode outline formed for surface

lead-wires and applications) with solder-

coated copper-clad steel lead-wires.

Options

• Other resistance values within the ranges

shown; e.g. code DKA302M2 for 3000

Ω

±2% at 77°F (25°C)

• Reference temperatures in the range 32°F to

302°F (0°C to 150°C)

• For tape and reel, add suffix “AB”

• Operation to 572°F (300°C); no solder

coating on lead-wires

Data

• Operating temperature: -40°F to 482°F (-40°C to 250°C)

• Thermal time constant: 7 seconds (cooling in air)

• Dissipation factor: 3.0 mW/K

• Mass: 0.2 g

• Packing/MOQ: 1000/box (loose)

NTC Type DKM wires should not be bent within 0.08 in (2 mm) of glass body

0.04 in

(1 mm)

minimum

0.2 in (4.2 mm) maximum

0.4 in (9.0 mm)/

0.4 in (9.5 mm )

0.09 in (2.2 mm) maximum

0.04 in (1 mm) minimum

R25

Ω

Material

System

B 25/85 K

Code

R25 ±2%

Code

R25 ±3%

Code

R25 ±5%

Code

R25 ±10%

2000

2

3540 ±1%

DKA202M2

DKA202M3

DKA202M*5 DKA202M10

5000

2

3540 ±1%

DKA502M*2

DKA502M3

DKA502M5

DKA502M10

10,000

2

3540 ±1%

DKA103M2

DKA103M3

DKA103M5

DKA103M10

10,000

5A

3730 ±2%

DKC103M3

DKC103M5

DKC103M10

10,000

3

3960 ±1%

DKF103M2

DKF103M3

DKF103M5

DKF103M10

20,000

3

3960 ±1%

DKF203M2

DKF203M3

DKF203M5

DKF203M10

30,000

3

3960 ±1%

DKF303M2

DKF303M3

DKF303M5

DKF303M10

50,000

3

3960 ±1%

DKF503M2

DKF503M3

DKF503M5

DKF503M10

100,000

3

3960 ±1%

DKF104M2

DKF104M3

DKF104M5

DKF104M10

200,000

G

4263 ±2%

DKG204M5

DKG204M10

500,000

D

4573 ±2%

DKD504M5

DKD504M10

1,000,000

D

4573 ±2%

DKD105M5

DKD105M10

See separate tables for resistance-temperature data..

Consult factory for additional tolerance requirements.