04611.25ER Littelfuse Inc, 04611.25ER Datasheet - Page 3

• Manufacturer Part Number: 04611.25ER
• Description: FUSE 1.25A 600V TELELINK NANO2
• Manufacturer: Littelfuse Inc
• Series: Telelink® 461r
• Type: Surface Mount Fusesr

Specifications of 04611.25ER

• Fuse Type: Slow Blow, Time Lag
• Voltage - Rated: 600VAC
• Current: 1.25A
• Package / Case: Non-Standard SMD
• Size / Dimension: 0.397" L x 0.123" W x 0.123" H (10.10mm x 3.12mm x 3.12mm)
• Mounting Type: Holder/Surface Mount
• Operating Temperature: -55°C ~ 125°C
• Dc Cold Resistance: 0.11 Ohm
• Melting I²t: 16.5
• Current Rating: 1.25 Amps
• Voltage Rating: 600 Volts
• Fuse Size / Group: TeleLink
• Termination Style: SMD/SMT
• Body Material: Ceramic
• Dimensions: 101 mm L x 3.25 mm W
• Product: Surface Mount Fuse
• Interrupt Rating: 60 Amps
• Mounting Style: SMD/SMT
• Operating Temperature Range: - 55 C to + 125 C
• Resistance: 0.11 Ohms
• Voltage Rating Vac: 600V
• Fuse Current: 1.25A
• Breaking Capacity: 60A @ 600VAC
• Blow Characteristic: Slow Blow
• Fuse Case Style: SMD
• External Depth: 10.1mm
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free by exemption / RoHS Compliant
• Color: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 0461125ER; F1550TR

© 2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Fuse must open before the wiring simulator fuse (MDL 2.0).
Please refer to www.littelfuse.com/series/461.html for current information.
Test
election of test number depends on current limiting F fire enclosure/spacing of end product
GR 1089 AC power fault 1st level inter-building (fuse
not allowed to open)
TIA –968-A (formerly FCC Part 68) Surge Waveforms (fuse can not open during type B events)
UL 60950 requirements
UL60950 (EN 60950) (formerly UL 1950) Power Cross (L
= longitudinal, M = metallic)
UL60950 (EN 60950) (formerly UL 1950) Impulse Test and Steady-State Electric Strength Test
4
Number
Test
Steady-State
Surge
Impulse
Vrms
Test
Voltage (V) Current (A)
Current
Circuit
Short
(A)
Voltage (V)
Hits
Voltage (V)
Duration
Waveform (μs)
Time
Protector
Primary
Surface Mount Fuses
Surge Resistant > 461 Series TeleLink
Current (A)
Choices
Fuse
Choices
Fuse
Current (A)
87
Fuse must open before wiring simulator fuse (MDL 2.0).
Circuit
GR 1089 AC power fault 2nd level (fuse can open but
must open in a safe and controlled manner)
Dimensions
(.123")
Test
3.12
Waveform
4
L
F
(.397")
Repetitions
10.10
1.25A
Vrms
1.70 typ
T
(.067")
(.123")
3.12
Recommended Fuse
®
Current
Circuit
Short
Repetitions
Fuse
(A)
Recommended Pad Layout
Duration
(.240")
(.496")
12.6
6.10
Fuse Choices
(.128")
3.25
Fuse
461 Series
(.135")
3.43