Datasheet > 1N4948

1N4948

更新时间： 2024-11-11 22:52:11

品牌	Logo	应用领域
强茂 - PANJIT		开关
页数	文件大小	规格书
2页	59K
描述
FAST SWITCHING PLASTIC RECTIFIER(VOLTAGE - 200 to 1000 Volts CURRENT - 1.0 Ampere)

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技术参数
数据手册

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1N4948 技术参数

生命周期：	Active	Reach Compliance Code：	not_compliant
风险等级：	5.62	Base Number Matches：	1

1N4948 数据手册

1N4942 THRU 1N4948

FAST SWITCHING PLASTIC RECTIFIER

VOLTAGE - 200 to 1000 Volts CURRENT - 1.0 Ampere

FEATURES

DO-41

High surge current capability

Plastic package has Underwriters Laboratory

Flammability Classification 94V-O Utilizing

Flame Retardant Epoxy Molding Compound

Void-free Plastic in a DO-41 package

¢J

1.0 ampere operation at T_A=55

Fast switching for high efficiency

Exceeds environmental standards of MIL-S-19500/228

with no thermal runaway

MECHANICAL DATA

Case: Molded plastic, DO-41

Terminals: Axial leads, solderable per MIL-STD-202,

Method 208

Polarity: Band denotes cathode

Mounting Position: Any

Weight: 0.012 ounce, 0.3 gram

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

Ratings at 25 ¢J ambient temperature unless otherwise specified.

Single phase, half wave, 60Hz, resistive or inductive load.

For capacitive load, derate current by 20%.

1N4942

200

140

1N4944

1N4946

600

420

600

1.0

1N4947

1N4948

1000

700

UNITS

Maximum Recurrent Peak Reverse Voltage

Maximum RMS Voltage

Maximum DC Blocking Voltage

Maximum Average Forward Rectified

Current .375"(9.5mm) lead length at T_A=55

400

280

400

800

560

800

200

1000

¢J

Peak Forward Surge Current 8.3ms single half sine

wave superimposed on rated load(JECEC method)

Maximum Forward Voltage at 1.0A

1.3

5.0

£g A

Maximum Reverse Current T_J=25 ¢J

500

¢J

£g

at Rated DC Blocking Voltage T_J=100

Typical Junction capacitance (Note 1)

250

_PF

Maximum Reverse Recovery Time(Note 2)

Typical Thermal Resistance (Note 3) R £KJA

Operating and Storage Temperature Range

150

250

¢J/W

¢J

-55 to +150

NOTES:

1. Measured at 1 MHz and applied reverse voltage of 4.0 VDC

2. Reverse Recovery Test Conditions: I_F=.5A, I_R=1A, I_rr=.25A

3. Thermal resistance from junction to ambient and from junction to lead at 0.375"(9.5mm) lead length P.C.B.

mounted

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