04611.25ER16 Datasheet, PDF (3/4 Pages) Littelfuse – Surface Mount Fuses Surge Resistant > 461 Series TeleLink® Fuse

Surface Mount Fuses
Surge Resistant > 461 Series TeleLink^® Fuse
GR 1089 AC power fault 1st level inter-building (fuse
not allowed to open)
Short
Test Vrms
Circuit
Current
Hits
(A)




 



 




4 


 %JBHSBN %JBHSBN 
 


 


 


 


Duration
Primary
Protector
Fuse
Choices

NJO SFNPWFE 


NJO SFNPWFE 


TFD SFNPWFE 


TFD

TFDT

TFDT

TFDT

TFDT

TFD
PQFSBUJWF
SFNPWFE
SFNPWFE
SFNPWFE
SFNPWFE
JO
QMBDF












GR 1089 AC power fault 2nd level (fuse can open but
must open in a safe and controlled manner)
Test
Circuit
Vrms

 




4


%JBHSBN
Short
Circuit
Current
(A)




%JBHSBN
Duration

NJO

TFDT

TFDT

NJO

NJO
Fuse















Fuse must open before wiring simulator fuse (MDL 2.0).
TIA –968-A (formerly FCC Part 68) Surge Waveforms (fuse can not open during type B events)
Surge
.FUBMMJD
"
-POHJUVEJOBM
"
.FUBMMJD
#
-POHJUVEJOBM
#
Voltage (V)




Waveform (μs)

Y


Y


Y


Y

Current (A)




Repetitions

FB
QPMBSJUZ

FB
QPMBSJUZ

FB
QPMBSJUZ

FB
QPMBSJUZ
Recommended Fuse




'PS
UIF
UZQF
"
FWFOUT
UIF

GVTF
XJMM
PQFO
QSPWJEJOH
OPOPQFSBUJPOBM
DPNQMJBODF
5IF



XJMM
OPU
PQFO
QSPWJEJOH
GPS
PQFSBUJPOBM
DPNQMJBODF
XJUI
5*""
UZQF
"
TVSHF
FWFOUT
UL 60950 requirements
UL60950 (EN 60950) (formerly UL 1950) Power Cross (L
= longitudinal, M = metallic)
Test
Number
-
-
-
-
-
.
.
.
.
Voltage (V) Current (A)


















Time

TFDT

TFDT

NJO

NJO

NJO

TFDT

TFDT

NJO

NJO
Fuse
Choices



























4election of test number depends on current limiting F fire enclosure/spacing of end product
t

"8(
MJOF
DPSE
SFNPWFT
-.
UFTU
SFRVJSFNFOU
t
-
DPOEVDUFE
POMZ
JG
QSPEVDU
EPFT
OPU
QBTT
TFDUJPO

t
- . - . - .
DPOEVDUFE
JG
OPU
JO
B
Ã¥SF
FODMPTVSF
Fuse must open before the wiring simulator fuse (MDL 2.0).
Dimensions
10.10
(.397")
L^F 1.25A ^T
3.12
(.123")
3.25
(.128")
6.10
(.240")
3.43
(.135")
3.12
(.123")
1.70 typ
(.067")
12.6
(.496")
Recommended Pad Layout
UL60950 (EN 60950) (formerly UL 1950) Impulse Test and Steady-State Electric Strength Test
Test
Impulse
'PS
IBOEIFME
VOJUT
/PO
IBOEIFME
Steady-State
'PS
IBOEIFME
VOJUT
/PO
IBOEIFME
Voltage (V)




Current (A)


Waveform

Y
NT

Y
NT
)[
)[
Repetitions


X
TFDT
SFTU


X
TFDT
SFTU
Fuse Choices












© 2009 Littelfuse, Inc.
87
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/461.html for current information.
461 Series