RTH42ES202J Quality Thermistor, RTH42ES202J Datasheet

RTH42ES202J

Manufacturer Part Number

RTH42ES202J

Description

Molded Ptc Thermistor

Manufacturer

Quality Thermistor

Datasheet

1.RTH42ES202J.pdf (1 pages)

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PTC TABLE 3

SEQUENCE

RTH42 and RTH22 Military Grade PTC thermis-

tors meet or exceed the requirements of MIL-

PRF-23648 including:

• Short time overload

• Low temperature storage

• High temperature storage

• Terminal strength

• Thermal shock

• Resistance to soldering heat

• Moisture resistance

• Life

RTH22 MIL-PRF-23648/9

RTH42 MIL-PRF-23648/19

M i l i t a r y G r a d e L e a d e d T h e r m i s t o r s

PTC TABLE 1

PTC TABLE 2

PTC Military Grade Thermistors

TEMPERATURE

–55°C

–15°C

100°C

125°C

–55°C

–15°C

100°C

125°C

TYPE

25°C

50°C

75°C

25°C

50°C

75°C

0°C

Device Tolerance at Temperatures Other Than 25ºC

Resistance Multipliers for RTH42

Resistance Multipliers for RTH22

TEMPERATURE

–55°C

–15°C

100°C

125°C

25°C

50°C

75°C

0°C

10 TO 68 OHMS

0.790

0.863

1.000

1.160

1.350

1.545

1.750

0.615

0.790

0.863

1.000

1.160

1.350

1.545

1.750

8 0 0 - 5 5 4 - 4 7 8 4

• High temperature

• Vibration, high

• Shock, specified pulse

• Seal

• Immersion

• Resistance to solvents

J +/–%

exposure

frequency

82 TO 150 OHMS

0.582

0.770

0.847

1.000

1.170

1.370

1.584

1.800

82 TO 150 OHMS

K +/–%

0.582

0.847

1.000

1.584

1.800

0.770

1.170

1.370

180 TO 470 OHMS

w w w . t h e r m i s t o r . c o m

–55°C TO +125°C

0.560

0.755

0.838

1.000

1.180

1.400

1.623

1.860

TEMP. RANGE

OPERATING

180 TO 560 OHMS

Ordering Information

R T H 4 2 E S 2 02 J

*COMMERCIAL GRADE AVAILABLE, CONTACT FACTORY FOR DETAILS

Any of the above tests, or tests dictated by your application, can be

performed at Quality Thermistor on the specific lot you are ordering.

Contact QTI Technical Support for details.

0.560

0.755

0.838

1.000

1.180

1.400

1.623

1.860

TABLE 4

560 TO 1200 OHMS

RESISTANCE RANGE

10 – 10K ohms

100

STANDARD

-.55

0.550

0.740

0.835

1.000

1.200

1.420

1.656

1.920

Derating Curve for High Ambient Temperatures

-.20

680 TO 1500 OHMS

1500 TO 5600 OHMS

Ambient Temperature (°C)

POWER RATING AT

.500 @ 25°C

.250 @ 25°C

25°C IN WATTS

derate per

0.550

0.740

0.835

1.000

1.200

1.420

1.656

1.920

Table 4

0.730

0.825

1.000

1.230

1.450

1.960

0.515

1.670

Tolerance Code

Number of Zeros

1st 2 Resistance Digits

Style Designation

Tolerance:

K = 10%

J =

25°C

THERMAL TIME CONSTANT

6800 TO 10,000 OHMS

SECONDS MAXIMUM

1.8K TO 10K OHMS

120

0.510

0.730

0.825

1.000

1.190

1.400

1.610

1.830

0.515

0.730

0.825

1.000

1.230

1.450

1.670

1.960

125°C

140

160

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