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产品型号042901.5WRM的概述

芯片042901.5WRM的概述 042901.5WRM是一款专门设计用于电源管理和控制的芯片，广泛应用于电子设备中，尤其是在消费电子领域，其高效能和低功耗的特性使其在市场上取得了显著的成功。该芯片能够有效地调节电压和电流，为各种设备提供所需的稳定电源。 042901.5WRM属于集成电路（IC）的一种，被广泛应用于工业控制、通信、汽车电子等领域。随着科技的进步和市场的需求不断变化，对电源管理和控制的要求也不断提高，042901.5WRM的设计充分考虑了这些因素，其卓越的性能使其成为许多应用场景的理想选择。芯片042901.5WRM的详细参数 042901.5WRM的参数配置包括但不限于以下几个方面： 1. 工作电压范围：芯片的输入电压范围通常在3.0至18.0伏特之间，适配多种供电需求。 2. 输出电流：最大输出电流可达1.5安培，满足大多数应用场景的需求。 3. 静态功耗...

产品型号042901.5WRM的Datasheet PDF文件预览

Surface Mount Fuses

Thin-Film Surface Mount

®

1206 Very Fast-Acting Fuse 429 Series

•

For new designs please consult the 433 or 466 Series on pages 258-260.

ELECTRICAL CHARACTERISTICS:

% of Ampere

Rating

Opening

Time at 25°C

100%

200%

300%

4 hours, Minimum

5 seconds, Maximum

0.2 seconds, Maximum

AGENCY APPROVALS: Recognized under the Components Program

of Underwriters Laboratories and Certified by CSA.

AGENCY FILE NUMBERS: UL E10480, CSA LR 29862.

INTERRUPTING RATINGS:

0.125 – 3A

4 – 7A

50 amperes at rated voltage, VAC/VDC

35 amperes at rated voltage, VAC/VDC

RECOMMENDED PAD LAYOUTS

3.18

(.125")

ENVIRONMENTAL SPECIFICATIONS:

Operating Temperature: –55°C to 90°C. Consult temperature rerat-

ing chart on page 4. For operation above 90°C contact Littelfuse.

Vibration: Withstands 10–55 Hz per MIL-STD-202F,

Method 201A and 10-2000 Hz at 20 G’s per MIL-STD-202F, Method

204D, Condition D.

Insulation Resistance (After Opening): Greater than 10 KOhm.

Resistance to Soldering Heat: Withstands 60 seconds above

200°C up to 260°C, maximum.

1.52

3.81

(.060")

(.150")

1.14

(.045")

2.49 (.098")

REF.

1.12

2.03

(.080")

(.044")

REF.

REFLOW SOLDER

1.14

(.045")

Thermal Shock: Withstands 5 cycles of –55° to 125°C.

PHYSICAL SPECIFICATIONS:

Materials: Body: Epoxy Substrate

Terminations: Copper/Nickel/Tin-Lead (95/5)

Cover Coat: Conformal Coating

.635

(.025")

Soldering Parameters:

Average Time Current Curves

Reflow Solder — 260°C, 30 seconds maximum

PACKAGING SPECIFICATIONS: 8mm Tape and Reel per

EIA-RS481-1 (IEC 286, part 3); 3,000 per reel, add packaging suffix, WR.

100

PATENTED

ORDERING INFORMATION:

For New Designs Use 433 or 466 Series.

10

Nominal

Voltage

Rating

Nominal

Resistance

Cold Ohms¹

Catalog

Number

Ampere

Rating

Marking

Code

Melting I²t

(A²Sec.)²

429.125

429.200

429.250

429.375

429.500

429.750

429 001

429 1.25

429 01.5

429 1.75

429 002

429 02.5

429 003

429 004

429 005

429 007

0.125

0.200

0.250

0.375

0.500

0.75

1.00

1.25

1.50

1.75

2.0

FB

FC

FD

FE

FF

FG

FH

FJ

125

63

2.30000

0.93800

0.62500

0.37500

0.24050

0.13700

0.09950

0.07475

0.06250

0.05000

0.03975

0.03065

0.02625

0.01926

0.01375

0.00925

0.00020

0.00055

0.00100

0.00280

0.0060

0.0170

0.035

0.065

0.125

0.150

0.230

0.500

0.700

1.50

1

0.1

0.01

FK

FL

FN

FO

FP

FS

FT

FU

2.5

3.0

4.0

5.0

32

24

2.70

3.60

7.0

24

¹Measured at 10% of rated current, 25°C.

²Measured at rated voltage.

0.001

0.1

1

10

100

CURRENT IN AMPERES

364

www. littelfuse. com

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产品型号042901.5WRM的概述

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