0448002.MR datasheet(3/4 Pages) LITTELFUSE

tên linh kiện	0448002.MR

Giải thích chi tiết về linh kiện	Surface Mount Fuses NANO2짰 > Very Fast-Acting > 448 Series

PDF	4 Pages

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nhà sản xuất	LITTELFUSE [Littelfuse]

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Speciﬁcations are subject to change without notice.

Surface Mount Fuses

448 Series

NANO2® > Very Fast-Acting > 448 Series

Please refer to www.littelfuse.com/series/448.html for current information.

Average Time Current Curves

Reﬂow Condition

Pre Heat

- Temperature Min (T

s(min))

- Temperature Max (T

s(max))

- Time (Min to Max) (t

60 – 120 secs

Average ramp up rate (Liquidus Temp

L) to peak

S(max) to TL - Ramp-up Rate

Reﬂow

- Temperature (T

L) (Liquidus)

- Temperature (t

60 – 90 seconds

Peak Temperature (T

250+0/-5

Time within 5°C of actual peak

Temperature (t

20 – 40 seconds

Ramp-down Rate

Time 25°C to peak Temperature (T

8 minutes max.

Do not exceed

Wave Soldering Parameters

Temperature, 10

seconds max.

Soldering Parameters

Temperature Rerating Curve

0.001

0.01

0.1

100

CURRENT IN AMPS

continuous operation.

Time

TS(max)

TS(min)

time to peak temperature

(t 25ºC to peak)

Ramp-down

Ramp-up

Preheat

Critical Zone

TL to TP

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