Littelfuse 372 Series Manual de usuario descargar pdf (Pagina 3)

© 2013 Littelfuse, Inc.

Speciﬁcations are subject to change without notice.

Revised: 12/19/13

Radial Lead Fuses

TR5

®

> Time-Lag > 372 Series

Materials

Base/Cap: Brown Thermoplastic

Polyamide PA 6.6, UL 94 V-0

Round Pins: Copper, Tin-plated

Lead Pull Strength 10 N (EN 60068-2-21)

Solderability

260ºC, ≤ 3s. (Wave)

350ºC, ≤ 1s. (Soldering Iron)

Soldering Heat

Resistance

260ºC, 10s. (IEC 60068-2-20)

350ºC, 3s. (Soldering Iron)

Operating

Temperature

-40ºC to +85ºC (consider de-rating)

Climatic Category

-40ºC/+85ºC/21 days

(IEC 60068-1,-2-1,-2-2,-2-78)

Stock Conditions

+10ºC to +60ºC

RH ≤ 75% yearly average, without dew,

maximum value for 30 days-95%

Vibration

Resistance

24 cycles at 15 min. each

(EN 60068-2-6)

10 - 60 Hz at 0.75 mm amplitude

60 - 2000 Hz at 10G’s acceleration

Product Characteristics

Soldering Parameters - Wave Soldering

Dwell Time

0

20

40

60

80

100

120

140

160

180

200

220

240

260

280

300

0

10

20

30

40

50

60

70

80

90

100

110

120

130

140

150

160

170

180

190

200

210

220

230

240

Time (Seconds)

Temperature (°C) - Measured on bottom side of board

Cooling Time

Preheat Time

Wave Parameter Lead-Free Recommendation

Preheat:

(Depends on Flux Activation Temperature)

(Typical Industry Recommendation)

Temperature Minimum:

100

° C

Temperature Maximum:

150

° C

Preheat Time: 60-180 seconds

Solder Pot Temperature:

260

° C Maximum

Solder Dwell Time: 2-5 seconds

Recommended Hand-Solder Parameters:

Solder Iron Temperature: 350° C +/- 5°C

Heating Time: 5 seconds max.

Note: These devices are not recommended for IR or

Convection Reﬂow process.

Recommended Process Parameters:

Dimensions

∅ 8.5

0.5 min

max. 8L

∅ 0.6

5.08

Löcher in der Leiterplatte

Holes in the printed circuit board

1 +0.1

Long Leads (L=18.8mm)

Short Leads (L=4.3mm)

Part Numbering System

Packaging

Packaging

Option

Packaging

Speciﬁcation

Quantity

Quantity &

Packaging

Code

Taping

Width

372 Series

Tape &

Ammopack

N/A 1,000 0001 N/A

Short Leads N/A 1,000 0411 N/A

Short Leads N/A 200 0431 N/A

3.3mm

Leads

N/A 1,000 0511 N/A

0001372 xxxx

Packaging Code

Amp Code

Series

0001 Tape/Ammopack (1,000 pcs.)

0411 Short Leads - Bulk (1,000 pcs.)

0431 Short Leads - Bulk (200 pcs.)

0511 3.3 mm Leads - Bulk (1000 pcs.)

Refer to Amp Code column of

Electrical Characteristics Table

1 2 3

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