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Surface Mount Fuses

Surge Resistant > 461 Series TeleLink

Fuse

461 Series TeleLink

Fuse

Description

Agency Approvals

AGENCY

AGENCY FILE NUMBER

E10480

LR29862

AMPERE RANGE

500mA - 2A

Features

Electrical Characteristics for Series

% of Ampere

Rating

Opening Time

Maximum Temperature Rise

Telecom Nano

Fuse

Temperature Reading

Higher Currents and PCB layout designs can affect this parameter.

Readings are measured at rated current after temperature stabilizes.

Applications

Specifications are subject to change without notice.

Please refer to www.littelfuse.com/series/461.html for current information.

Revised: September 11, 2009

461 Series

Surface Mount Fuses

Introduction to Circuit Protection

Transientology

Surge Resistant > 461 Series TeleLink

Fuse

Electrical Specifications by Item

Ampere

Rating

(A)

Max

Voltage

Rating

(V)

Agency Approvals

Interrupting

Rating

Nominal Cold

Resistance (Ohms)

Nominal Melting

I t (A

sec)

Amp Code

Temperature Rerating Curve

Average Time Current Curves

.500A

1.25A

100

TIME IN SECONDS

0.1

0.01

0.001

0.1

100

1000

CURRENT IN AMPERES

GR 1089 Inter-building requirements

GR 1089 1st level lighting surge inter-building

(Equipment under test can not be damaged and must

continue to operate properly)

Minimum Minimum Max.

Repetitions

Peak

Rise/Min.

Surge

Each

Voltage

Current

Decay

Polarity

(V)

(A)

(μs)

Fuse

Choices

GR 1089 2nd level lightning surge telecom port

(Equipment under test shall not become a fire or

electrical safety hazard)

Max.

Minimum

Rise/Min.

Peak

Surge

Peak

Decay

Voltage

Current (A)

(μs)

(V)

Repe-

titions

Each

Polarity

Fuse

Choices

461 Series

Specifications are subject to change without notice.

Please refer to www.littelfuse.com/series/461.html for current information.

Surface Mount Fuses

Surge Resistant > 461 Series TeleLink

Fuse

GR 1089 AC power fault 1st level inter-building (fuse

not allowed to open)

Test

Vrms

Short

Circuit

Current

(A)

Hits

Duration

Primary

Fuse

Protector Choices

GR 1089 AC power fault 2nd level (fuse can open but

must open in a safe and controlled manner)

Test

Circuit

Vrms

Short

Circuit

Current

(A)

Duration

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

Voltage (V)

Waveform (μs)

Current (A)

Repetitions

Recommended Fuse

UL 60950 requirements

UL60950 (EN 60950) (formerly UL 1950) Power Cross (L

= longitudinal, M = metallic)

Test

Number

Voltage (V) Current (A)

Time

Fuse

Choices

Dimensions

10.10

(.397")

L 1.25A

3.25

(.128")

3.12

(.123")

6.10

(.240")

12.6

(.496")

1.70 typ

(.067")

Recommended Pad Layout

3.43

(.135")

3.12

(.123")

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

Fuse must open before the wiring simulator fuse (MDL 2.0).

UL60950 (EN 60950) (formerly UL 1950) Impulse Test and Steady-State Electric Strength Test

Test

Impulse

Voltage (V)

Current (A)

Waveform

Repetitions

Fuse Choices

Steady-State

Specifications are subject to change without notice.

Please refer to www.littelfuse.com/series/461.html for current information.

461 Series

Surface Mount Fuses

Introduction to Circuit Protection

Transientology

Surge Resistant > 461 Series TeleLink

Fuse

Soldering Parameters

Reflow Condition

- Temperature Min (T

s(min)

)

- Time (Min to Max) (t

)

Average Ramp-up Rate (Liquidus Temp

) to peak)

S(max)

to T

- Ramp-up Rate

Reflow

- Temperature (T

) (Liquidus)

- Temperature (t

)

Ramp-up

Critical Zone

to T

Temperature

Pre Heat

- Temperature Max (T

s(max)

)

S(max)

Preheat

Ramp-down

S(min)

time to peak temperature

(t 25ºC to peak)

Time

Peak Temperature (T

)

Time within 5°C of actual peak

Temperature (t

)

Ramp-down Rate

Time 25°C to peak Temperature (T

)

Do not exceed

Product Characteristics

Materials

Product Marking

Operating

Temperature

Moisture Sensitivity

Level

Solderability

Resistance to

Dissolution of

Metallization

Mechanical Shock

High Frequency

Vibration

Moisture Resistance

Terminal Strength

Terminal Attachment

Body:

Terminations:

Thermal Shock

Part Numbering System

0461 1.25 E R

SERIES

AMP Code

QUANTITY Code

PACKAGING Code

*Example:

002.ER

Packaging

Packaging Option

Packaging Specification

Quantity

Quantity &

Packaging Code

461 Series

Specifications are subject to change without notice.

Please refer to www.littelfuse.com/series/461.html for current information.

参数对比

与0461002相近的元器件有：0461125ERT、0461125、0461125EER、0461125ER、0461500、0461500ER、0461500ERT、0461002ER。描述及对比如下：

型号	0461002	0461125ERT	0461125	0461125EER	0461125ER	0461500	0461500ER	0461500ERT	0461002ER
描述	Surface Mount Fuses 2A 250V SILVER PLATED	Surface Mount Fuses 600V 1.25A Tin Pltd Telecom	Surface Mount Fuses 1.25A 600V SILVER PLATED TeleLink	Surface Mount Fuses TELELINK 600V 1.25A	Surface Mount Fuses 600V 1.25A Telecom Fuse	Surface Mount Fuses .5A 250V SILVER PLATED	Surface Mount Fuses 600V 0.5A Telecom	Surface Mount Fuses 600V 0.5A Tin Pltd Telecom	Surface Mount Fuses 600V 2A Telecom
产品种类 Product Category	Surface Mount Fuses	Surface Mount Fuses	Surface Mount Fuses	Surface Mount Fuses	Surface Mount Fuses	Surface Mount Fuses	Surface Mount Fuses	Surface Mount Fuses	Surface Mount Fuses
制造商 Manufacturer	Littelfuse	Littelfuse	Littelfuse	Littelfuse	Littelfuse	Littelfuse	Littelfuse	Littelfuse	Littelfuse
产品 Product	Surface Mount Fuse	Surface Mount Fuse	Surface Mount Fuse	Surface Mount Fuse	Surface Mount Fuse	Surface Mount Fuse	Surface Mount Fuse	Surface Mount Fuse	Surface Mount Fuse
Fuse Type	Time Delay / Slow Blow	Time Delay / Slow Blow	Time Delay / Slow Blow	Time Delay / Slow Blow	Time Delay / Slow Blow	Time Delay / Slow Blow	Time Delay / Slow Blow	Time Delay / Slow Blow	Time Delay / Slow Blow
电流额定值 Current Rating	2 A	1.25 A	1.25 A	2 A	1.25 A	500 mA	500 mA	500 mA	2 A
电压额定值 AC Voltage Rating AC	600 VAC	600 VAC	600 VAC	600 VAC	600 VAC	600 VAC	600 VAC	600 VAC	600 VAC
保险丝大小/组 Fuse Size / Group	TeleLink	TeleLink	TeleLink	TeleLink	TeleLink	TeleLink	TeleLink	TeleLink	TeleLink
电阻 Resistance	0.05 Ohms	0.11 Ohms	0.11 Ohms	0.05 Ohms	0.11 Ohms	0.56 Ohms	0.56 Ohms	0.56 Ohms	50 mOhms
高度 Height	3.25 mm	3.12 mm	3.12 mm	3.12 mm	3.12 mm	3.12 mm	3.12 mm	3.12 mm	3.12 mm
Interrupt Rating	60 A at 600 VAC	60 Amps at 600 VoltsAC	60 A at 600 VAC	60 Amps at 600 VoltsAC	60 Amps at 600 VoltsAC	60 A at 600 VAC	60 Amps at 600 VoltsAC	60 Amps at 600 VoltsAC	60 Amps at 600 VoltsAC
长度 Length	10.1 mm	10.1 mm	10.1 mm	10.1 mm	10.1 mm	10.1 mm	10.1 mm	10.1 mm	10.1 mm
宽度 Width	3.43 mm	3.12 mm	3.12 mm	3.12 mm	3.12 mm	3.12 mm	3.12 mm	3.12 mm	3.12 mm
RoHS	Details	No RoHS Version Available	Details	-	Details	Details	Details	No -; RoHS Version Available	Details
工作温度范围 Operating Temperature Range	- 55 C to + 125 C	- 55 C to + 125 C	- 55 C to + 125 C	- 55 C to + 125 C	- 55 C to + 125 C	- 55 C to + 125 C	- 55 C to + 125 C	- 55 C to + 125 C	-
系列 Packaging	-	Reel	Reel	Reel	Reel	-	Reel	Reel	Reel
工厂包装数量 Factory Pack Quantity	-	2500	-	2500	2500	-	2500	2500	2500
Product Attribute	-	-	Attribute Value	Attribute Value	Attribute Value	Attribute Value	Attribute Value	Attribute Value	Attribute Value