PRF18BE471RB5RB datasheet(81/104 Pages) MURATA

81 / 104 page

Overheat Sensing Chip Tight Tolerance Type Speciﬁcations and Test Methods

· Soldered PTC to PCB. (**)

· 85±3°C (in air), load max.

operating voltage for 1000+12/-0 hrs.

High Temperature Load

· Soldered PTC to PCB. (**)

· Cycles: 5 cycles

· Conditions: See below table

Temperature Cycling

· Soldered PTC to PCB. (**)

· +60±3°C, 90 to 95%RH leave for 1000+12/-0 hrs.

Damp Heat

· Soldered PTC to PCB. (**)

· -20±3°C leave for 1000+12/-0 hrs.

Cold

· Soldered PTC to PCB. (**)

· +125±3°C leave for 1000+12/-0 hrs.

This test condition is according to "JIS C 60068-2-2 (1995)."

Dry Heat

There is no abnormal appearance after the test.

Resistance change is less than ±20%.(*)

· Solder temp.: 260±5°C

· Solder: Sn 63%/Pb 37% (or 60/40%)

· Flux: Containing less than 0.2wt% of chlorine.

· Soaking time: 10±1 secs.

· Soaking position: Until a whole electrode is soaked.

· Preheating: 150±5°C 3 mins.

This test condition is according to "JIS C 60068-2-58 (2006)."

Soldering Heat Resistance

There is no abnormal appearance after the test.

Resistance change is less than ±20%.(*)

· Solder temp.: 230±5°C

· Solder: Sn 63%/Pb 37% (or 60/40%)

· Soaking time: 3±0.5 secs.

· Soaking position: Until a whole electrode is soaked.

This test condition is according to "JIS C 60068-2-58 (2006)."

Solderability

Min. 95% electrode is covered with new solder.

Resistance change is less than ±20%.(*)

Soldered PTC to PCB (**)

· Vibration: 10 to 55 to 10Hz (1min.)

· Max. Amplitude: 1.5mm

Vibrate for 2 hours in each of 3 mutually perpendicular plane for

a total of 6 hours.

This test condition is according to "JIS C 60068-2-6 (1999)."

Vibration

There is no abnormal appearance after the test.

Resistance change is less than ±20%.(*)

After applying maximum operating voltage for 3 minutes and

leaving for 2 hours at 25°C, measured by applying voltage of

less than 3VDC.

Resistance Value (at 25°C)

The resistance value should be within the

specified tolerance.

*: The resistance measurement after the test.

It is measured by applying voltage less than 3VDC after left at 25±2°C for 2 hours.

**: Above mentioned soldering is done under the following conditions at our side.

· Glass-Epoxy PC board

· Standard land dimension

· Standard solder paste

· Standard solder profile

Above conditions are mentioned in Notice.

No.

Method of Examination

Rating value

Item

Temp. (°C)

Step

-20+0, -3

Room temp.

+125+3, -0

Room temp.

Time (minute)

10 to 15

c PRF15_103R Series

R90E.pdf

Sep.24,2012

!Note • Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc.

• This catalog has only typical speciﬁcations. Therefore, please approve our product speciﬁcations or transact the approval sheet for product speciﬁcations before ordering.

PRF18BE471RB5RB Datasheet(PDF) 81 Page - Murata Manufacturing Co., Ltd.

PRF18BE471RB5RB Datasheet(HTML) 81 Page - Murata Manufacturing Co., Ltd.

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