Littelfuse 314 Series Bedienungsanleitung PDF herunterladen (Seite 2)

Speciﬁcations are subject to change without notice.

Revised: 12/19/13

Axial Lead & Cartridge Fuses

3AB > Fast-Acting > 314/324 Series

Average Time Current Curves

1000

100

0.1

0.01

0.1 110100 1000

.375A

.500A

.750A

10A

12A

15A

20A

25A

30A

40A

TIME IN SECONDS

CURRENT IN AMPERES

Temperature Rerating Curve

Soldering Parameters - Wave Soldering

Dwell Time

100

120

140

160

180

200

220

240

260

280

300

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:

1 2 3

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