0458002.DR--Datasheet/数据表在线中文翻译

Surface Mount Fuses

NANO^2®> 458 Series 1206 Size Inrush Withstand Fuse

RoHS

458 Series Fuse

Description

The 458 Series Nano^2®Fuse is an ultra-small, square

surface mount fuse designed to support a variety of space

constrained overcurrent protection applications. Offering a

1206 size footprint, it is the smallest wire-in-air type surface

mount fuse offered by Littelfuse.

Features

• Surface Mount Fuse

• RoHS Compliant and

Halogen-Free

• Available in ratings of

1 to 10 Amperes

• Fully compatible with

lead free soldering

proﬁles

Agency Approvals

Applications

• Notebook PC

• LCD backlight inverter

• LCD Panel

• DC/DC converter

• Battery Pack

• Car Navigation System

• Network Equipment

• Telecom Equipment

• Electronic Signage

• Portable Consumer

Electronics

AGENCY

AGENCY FILE NUMBER

E10480

AMPERE RANGE

1A–10A

Electrical Characteristics for Series

Additional Information

% of Ampere

OpeningTime

Rating

100%

4 hours, Minimum

5 seconds, Maximum

250%

Datasheet

Resources

Samples

Electrical Speciﬁcations by Item

Agency

Approvals

Ampere

Amp

Max

Nominal Cold

Resistance

(Ohms)

Nominal

Melting

Interrupting

Rating

(A)

Marking

Voltage

Code

Rating (V)

I²t (A²sec)

1.0

1.25

1.5

1.6

2

001.

1.25

01.5

01.6

002.

02.5

003.

3.15

03.5

004.

005.

06.3

0 0 7.

008.

010.

1

1.25

1.5

1.6

2

0.180

0.125

.168

.313

x

0.099

0.092

0.0695

0.06

.548

.562

50A @ 75VDC

50A @ 48VAC

.952

2.5

3

2.5

3

1.408

2.289

2.457

4.00

75V

0.049

0.045

0.0375

0.032

0.027

0.0192

0.0175

0.0058

0.00465

3.15

3.5

4

3.15

3.5

4

4.832

7.938

14.37

20.48

13.448

15.0

50A @ 75VDC

50A @ 32VAC

5

6.3

7

6.3

7

50A @ 63VDC

50A @ 32VAC

8

63V

10.0

10

Notes:

1. l²t values stated for 8 msec opening time

2. Cold resistance measured at less than 10% of rated current at 25°C.

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.

Speciﬁcations are subject to change without nSoptieccei.ﬁcAaptpiolincsataiorensteusbtjiencgtitsosctrhoannggley rweicthoomumt neontdiceed.

Revised: 04/30/15

Surface Mount Fuses

NANO^2®> 458 Series 1206 Size Inrush Withstand Fuse

Temperature Re-rating Curve

AverageTime Current Curves

100

10

1

0.1

Note:

0.01

0.001

1. Rerating depicted in this curve is in addition to the standard derating of 25% for

continuous operation.

0.1

1

10

100

1000

CURRENT IN AMPS

Soldering Parameters

t_P

Reﬂow Condition

-Temperature Min (T_s(min)

Pb – Free assembly

T_P

Critical Zone

_Lto T_P

Ramp-up

T

)

150°C

T_L

T_S(max)

Pre Heat -Temperature Max (T_s(max)

)

200°C

t_L

-Time (Min to Max) (t_s)

60 – 120 secs

Ramp-down

Average ramp up rate (LiquidusTemp

(T_L) to peak

Preheat

5°C/second max

T_S(min)

t_S

T_S(max)toT_L- Ramp-up Rate

-Temperature (T_L) (Liquidus) 217°C

25

Reﬂow

time to peak temperature

(t 25ºC to peak)

-Temperature (t_L)

60 – 90 seconds

260^+0/-5°C

Time

PeakTemperature (T_P)

Time within 5°C of actual peak

Temperature (t_p)

20 – 40 seconds

Ramp-down Rate

5°C/second max

8 minutes Max.

260°C

Time 25°C to peakTemperature (T_P)

Do not exceed

Speciﬁcations are subject to change without notice.

Revised: 04/30/15

Surface Mount Fuses

NANO^2®> 458 Series 1206 Size Inrush Withstand Fuse

Product Characteristics

Body: Ceramic

Operating Temperature

Thermal Shock

Vibration

–55^OC to 125^OC with proper derating

Materials

Cap: Gold Plated Brass

MIL-STD-202, Method 107,

Test Condition B (5 cycles -65^oC

to +125^oC)

Body: Current Rating

(Refer to Electrical Characteristic table)

Product Marking

MIL-STD-202, Method 201

(10-55 Hz)

MIL-STD-202, Method 302,

Test Condition A (10,000 ohms,

Minimum)

Insulation Resistance

(after Opening)

MIL-STD-202, Method 106,

High Humidity (90-98%RH),

Heat (65^oC)

Moisture Resistance

Salt Spray

Solderability

MIL-STD-202, Method 208

MIL-STD-202, Method 101,

Test Condition B

Resistance to

Soldering Heat

MIL-STD-202, Method 210,

Test Condition B (10 sec at 260^oC)

MIL-STD-202, Method 213,

Test Condition I (100 G’s peak for 6

milliseconds)

Moisture Sensitivity

Level

Shock

Level 1 J-STD-020

Dimensions

Part Numbering System

3.175

(.125”)

1.575

(.062”)

0458 001. D R

SERIES

1.575

(.062”)

AMP Code

Refer to Electrical

characteristics table

0.813

(.032”)

QUANTITY Code

3.65

(.143”)

D: 1500 pcs

PACKAGING Code

R:Tape and Reel

2.05

(.081”)

Example:

1.5 amp product is

0458 D R (1 amp

product shown above).

1.185

1.28

(.047”)

(.050”)

Recommended Pad Layout

Packaging

Quantity &

Packaging Code

Packaging Option

Packaging Speciﬁcation

Quantity

8mmTape and Reel

EIA-RS 481-1

1500

DR

Speciﬁcations are subject to change without notice.

Revised: 04/30/15