0451.062MRL View Datasheet(PDF) - Littelfuse, Inc

Part Name

Description

Manufacturer

0451.062MRL

Surface Mount Fuses NANO2® > Very Fast-Acting Fuse > 451/453 Series

Littelfuse, Inc 

Surface Mount Fuses

NANO2® > Very Fast-Acting Fuse > 451/453 Series

Temperature Re-rating Curve

Average Time Current Curves

Fast Acting Series TC Curve

100

10

1

0.1

Note:

1. Rerating depicted in this curve is in addition to the standard derating of 25% for

continuous operation.

0.01

Soldering Parameters

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 secs

5°C/second max.

5°C/second max.

217°C

60 – 90 seconds

260+0/–5 °C

20 – 40 seconds

5°C/second max.

8 minutes max.

260°C

Wave Soldering Parameters

260°C Peak

Temperature,

10 seconds max.

0.001

0.01

0.1

1

10

100

CURRENT IN AMPS

1000

10000

TP

TL

TS(max)

Ramp-up

TS(min)

Preheat

tS

25

time to peak temperature

(t 25ºC to peak)

tP

Critical Zone

TL to TP

tL

Ramp-down

Time

© 2017 Littelfuse, Inc.

Specifications are subject to change without notice.

Revised: 06/15/17

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