0157001DR Datasheet, PDF (1/4 Pages) Littelfuse – Standard Nano Fuse and clip Assembly

Surface Mount Fuses
NANO^2® > 157 Fuse and Holder Combination
157 Series – Standard Nano Fuse and Clip Assembly
PS
E
Description
The 157 Series – Standard Nano Fuse/Clip assembly is a
small, square, very fast acting surface mount fuse that is
assembled in surface mountable fuse clips. The fuse clip
and pre-installed fuse combination can be automatically
placed in PC Board in one efficient manufacturing
operation. It permits quick and easy replacement of fuses
without performing desoldering process, even in the field
and without exposing the PC Board to detrimental effects
of rework solder heat.
Features
Agency Approvals
AGENCY
PS
E
AGENCY FILE NUMBER
E14721
NBK030205-E10480A
NBK030205-E10480B
NBK101105-E184655
AMPERE RANGE
0.062A ~ 10A
1A
1.5A - 5A
6.3A - 10A
Electrical Characteristics for Series
% of Ampere Rating
100%
200%
Opening Time at 25ºC

IPVST
.JOJNVN

TFDT
.BYJNVN
t
4VSGBDF
.PVOUBCMF

t
&BTJMZ
SFQMBDFBCMF

Very Fast Acting Fuse.
on PC Board (Field
t
'VMMZ
DPNQBUJCMF
XJUI

Replaceable)
RoHS/Pb-Free solder
t
3P)4
DPNQMJBOU
BOE

alloys and higher
Halogen Free
temperature profiles
associated with leadfree
assembly.
t

"WBJMBCMF
JO
SBUJOHT
PG

0.062 ~ 10 Amperes.
Applications
t
*OTUSVNFOUBUJPO
t
#BTF
4UBUJPOT

t
5FMFDPNNVOJDBUJPOT
Electrical Specifications by Item
Ampere Rating
(A)
0.062
0.125
0.200
0.250
0.315
0.375
0.500
0.750
1.0
1.5
2.0
2.5
3.0
3.5
4
5
6.3
7
8
10
Amp
Code
.062
.125
.200
.250
.315
.375
.500
.750
001
01.5
002
02.5
003
03.5
004
005
06.3
007
008
010
Max
Voltage Rating
(V)
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
Interrupting
Rating
(A)
50A @ 125 VAC/VDC
300A @ 32 VDC
35A @ 125 VAC / 50A @125 VDC
300A @ 32VDC
Nominal Cold
Resistance
(Ohms)
5.5372
1.7059
1.3971
1.0496
0.3881
0.6083
0.4181
0.2458
0.1537
0.0634
0.0373
0.0288
0.0229
0.0203
0.0163
0.0127
0.0098
0.0092
0.0079
0.0058
1. Cold resistance measured at less than 10% of rated current at 23ºC.
2. I²t values stated for 8ms opening time.
3. Agency Approval Table Key: X=Approved or Certified, P=Pending and Blank=Not Approved
4. Have special electrical characteristic needs? Contact Littelfuse to learn more about application specific options.
© 2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/157.html for current information.
95
Revised: September 11, 2009
Nominal
Melting
I²t (A²sec)
0.00019
0.00286
0.00652
0.01126
0.0311
0.0425
0.0795
0.185
0.459
0.853
0.530
1.029
1.650
2.469
3.152
5.566
9.17
10.32
20.23
26.46
Agency Approvals
PS
E
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
157 Series