04851DR(2012) Просмотр технического описания (PDF) - Littelfuse, Inc

Номер в каталоге

Компоненты Описание

производитель

04851DR
(Rev.:2012)

Surface Mount Fuses Nano2® > 600VDC > Fast-Acting Fuse > 485 Series

Littelfuse, Inc 

IntroductionSutorfaCcirecuMitouPnrottFeuctsieosn

NANO2® > 600VDC > Fast-ActinTgran4s8i5eSnteorlioegsy

Temperature Rerating Curve

Average Time Current Curves

100

10

1

0.1

0.01

Soldering Parameters - Reflow Soldering

Reflow Condition

Pb – free Assembly

- Temperature Min (Ts(min))

Pre Heat - Temperature Max (Ts(max))

- Time (Min to Max) (ts)

Average Ramp-up Rate (Liquidus Temp

(TL) to peak)

TS(max) to TL - Ramp-up Rate

Reflow

- Temperature (TL) (Liquidus)

- Temperature (tL)

Peak Temperature (TP)

Time within 5°C of actual peak

Temperature (tp)

Ramp-down Rate

Time 25°C to peak Temperature (TP)

Do not exceed

150°C

200°C

60 – 120 seconds

5°C/second max.

5°C/second max.

217°C

60 – 90 seconds

250+0/-5 °C

20 – 40 seconds

5°C/second max.

8 minutes max.

260°C

0.001

0.1

1

10

100

CURRENT IN AMPERE

1000

TP

TL

TS(max)

Ramp-up

TS(min)

25

Preheat

tS

time to peak temperature

(t 25ºC to peak)

tP

Critical Zone

TL to TP

tL

Ramp-down

Time

485 Series

© 2012 Littelfuse, Inc.

Specifications are subject to change without notice.

Please refer to www.littelfuse.com for current information.

Share Link: