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0443.750DR Datasheet, PDF (1/4 Pages) Littelfuse – Surface Mount Fuses NANO2® > 250V > Time Lag > 443 Series
Surface Mount Fuses
NANO2® > 250V > Time Lag > 443 Series
443 Series Fuse
Agency Approvals
AGENCY AGENCY FILE NUMBER
E10480
AMPERE RANGE
0.500A - 5.00A
Electrical Characteristics for Series
% of Ampere
Rating


Opening Time
IPVST .JOJNVN
TFDPOET .BYJNVN
Description
5IF7/BOP'VTFJTBTNBMMTRVBSFTVSGBDFNPVOU
GVTFUIBUJTEFTJHOFEUPFOBCMFDPNQMJBODFXJUIUIF3P)4
EJSFDUJWF5IJTQSPEVDUJTGVMMZDPNQBUJCMFXJUIMFBEGSFF
TPMEFSBMMPZBOEIJHIFSUFNQFSBUVSFQSPÃ¥MFTBTTPDJBUFE
XJUIMFBEGSFFBTTFNCMZ
Features
t 7"$WPMUBHFSBUJOH
t 5JNF-BH
t "WBJMBCMF"o
"
t 3P)4$PNQMJBOU
t 'VMMZDPNQBUJCMF
XJUIMFBEGSFFTPMEFS
BMMPZTBOEIJHIFS
UFNQFSBUVSFQSPÃ¥MFT
BTTPDJBUFEXJUIMFBE
GSFFBTTFNCMZ
Applications
t "$%$QPXFSBEBQUPS
t 5FMFDPNFRVJQNFOU
TZTUFNQPXFS
t 1PSUBCMFTZTUFNCVJMU
JO"$%$DPOWFSUFS
t )JHIWPMUBHF%$%$
DPOWFSUFS
t -JHIUJOH4ZTUFN
t -&%-JHIUJOH
Electrical Specifications by Item
Ampere
Rating
(A)

Amp Code

Max
Voltage
Rating
(V)

Interrupting
Rating
Nominal Cold
Resistance
(Ohms)





1













"!7"$










4







Notes:
1. Cold resistance measured at less than 10% of rated current at 23°C.
2. Agency Approval Table Key: X=Approved or Certified, P=Pending and Blank=Not Approved
3. Have special electrical characteristic needs? Contact Littelfuse to learn more about application specific options.
Nominal
Melting
It (A2sec)










Nominal
Voltage Drop
(mV)
448






98
81

Agency
Approvals
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
© 2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/443.html for current information.
73
Revised: March 17, 2009
443 Series
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