© 2013 Littelfuse, Inc.

Specifications are subject to change without notice.

Revised: 05/02/13

Surface Mount Fuses

LF

7 A

3.81

(.150")

2.13

(.084")

REF.

10.62

(.418")

4.24

(.167")

9.73

(.383") REF.

3.81

(.150")

5.03

(.198")

FUSE

Recommended Pad Layout

Dimensions

Packaging

Packaging Option

Packaging Specification

Quantity

Quantity &

Packaging Code

Reel Pack

EIA RS–481–2 (IEC 286, part 3)

1500

DR

Soldering Parameters

Time

25

time to peak temperature

(t 25ºC to peak)

Ramp-down

Ramp-up

Preheat

Critical Zone

Part Numbering System

0154 001. D R T L

SERIES

AmP Code

QuANTITy Code

PACkAgINg Code

Refer to Ordering information

section on previous page.

D = 1500 pcs

R = Tape and Reel

Example:

1.5 amp Fast-acting

product is 015401.5DR.

1.5 amp Time-lag product

is 015401.5DRT.

(1 amp product shown

above).

TyPE Code

“L” suffix for

Black Color Holder

Reflow Condition

Pb – Free assembly

Pre Heat

-Temperature Min (T

150°C

-Temperature Max (T

200°C

-Time (Min to Max) (t

60 – 120 seconds

Average Ramp-up Rate (LiquidusTemp

(T

5°C/second max.

T

5°C/second max.

Reflow

-Temperature (T

217°C

-Temperature (t

60 – 90 seconds

PeakTemperature (T

Time within 5°C of actual peak

Temperature (t

20 – 40 seconds

Ramp-down Rate

5°C/second max.

Time 25°C to peakTemperature (T

8 minutes max.

Do not exceed

260°C

Product Characteristics

Operating

Temperature

-55ºC to 125ºC