Datasheet > 1N4734HR

1N4734HR

更新时间： 2024-11-24 05:08:19

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描述
Zener Diode

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数据手册

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1N4734HR 数据手册

1N4728(A)-1N4764(A)

1 WATT ZENER DIODES

High-reliability discrete products

and engineering services since 1977

FEATURES

•

Available as “HR” (high reliability) screened per MIL-PRF-19500, JANTX level. Add “HR” suffix to base part number.

Available as non-RoHS (Sn/Pb plating), standard, and as RoHS by adding “-PBF” suffix.

MAXIMUM RATINGS

Characteristics

Value

Power dissipation @ 25°C

Junction temperature

175°C

Operating and storage temperature range

-65 to +175°C

Maximum thermal resistance, junction to lead

@ 3/8 inch lead length from body

80°C/W

Maximum thermal resistance, junction to ambient

when mounted on FR4 PC board with 4mm2 copper pads and track width 1mm, length 25mm

140°C/W

Steady state power

@ 3/8 inch lead length from body

when mounted on FR4 PC board with 4mm2 copper pads and track width 1mm, length 25mm

1.0W @ T_L≤ 95°C

1.0W @ T_A≤ 35°C

Forward voltage @ 200mA

Solder temperatures

1.2 volts maximum

260°C for 10 s maximum

ELECTRICAL CHARACTERISTICS (T_A= 25°C unless otherwise specified)

Maximum

(Surge)

Current

Maximum

Reverse

Current

Maximum

Dynamic

Impedance

(Z_ZT@ l_ZT)

Maximum

Regulator

Current (l_ZM

T_A= 50°C

Maximum

Knee

Impedance

(Z_ZK@ l_ZK)

Zener

Voltage

(V_Z)

Test

Current

(l_ZT)

Test

Voltage

(V_R)

Test

Current

(l_ZK)

(3)

(4)

Type

Number

(2)

)

(l_S)

(l_R@ V_R)

VOLTS

3.3

3.6

3.9

4.3

4.7

5.1

5.6

6.2

6.8

7.5

8.2

9.1

OHMS

μA

100

VOLTS

276

252

234

217

193

178

162

146

133

121

110

100

OHMS

400

500

550

600

700

1.0

1380

1260

1190

1070

970

890

810

730

660

605

550

500

454

414

380

344

304

1N4728

1N4729

1N4730

1N4731

1N4732

1N4733

1N4734

1N4735

1N4736

1N4737

1N4738

1N4739

1N4740

1N4741

1N4742

1N4743

1N4744

1.0

9.0

8.0

7.0

5.0

2.0

3.5

4.0

4.5

5.0

7.0

8.0

9.0

1.0

0.5

7.6

8.4

9.1

9.9

11.4

0.25

Rev. 20120912

12 3 4

中文翻译

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