Datasheet > DCR258

DCR258

更新时间： 2024-09-24 04:14:15

品牌	Logo	应用领域
美高森美 - MICROSEMI		稳流二极管
页数	文件大小	规格书
1页	19K
描述
CURRENT REGULATOR DIODES

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中文翻译

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数据手册

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DCR258 数据手册

• CURRENT REGULATOR DIODES

• CONSTANT CURRENT OVER WIDE VOLTAGE RANGE

• HIGH SOURCE IMPEDANCE

DCR250

thru

DCR257

• METALLURGICALLY BONDED

• DOUBLE PLUG CONSTRUCTION

MAXIMUM RATINGS

Operating Temperature: -65°C to +175°C

Storage Temperature: -65°C to +175°C

DC Power Dissipation: 500 mW @ +50°C @ T

Power Derating: 4 mW / °C above +50°C

L = 3/8”

ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise specified

MINIMUM

DYNAMIC

IMPEDANCE

MINIMUM

KNEE

IMPEDANCE

MAXIMUM

LIMITING

VOLTAGE

TYPE

REGULATOR CURRENT

PEAK

NUMBER

l p (mA) @ V = 25V

@V = 25V

@V = 6.0 V

OPERATING

VOLTAGE

(Note 1)

(K )

@ l = 0.8 l p (min)

NOM

MIN

MAX

(Note 2)

(Note 3)

(VOLTS)

VOLTS

FIGURE 1

DCR250

DCR251

DCR252

DCR253

5.10

5.60

6.20

6.80

4.59

5.04

5.58

6.12

5.61

6.16

6.82

7.48

100

4.0

3.0

2.0

3.67

4.03

4.46

4.90

DCR254

DCR255

DCR256

DCR257

7.50

8.20

9.10

6.75

7.38

8.19

9.00

8.25

9.02

10.01

11.10

1.5

1.0

5.40

5.90

6.55

7.20

DESIGN DATA

10.00

CASE: Hermetically sealed glass case.

DO-7 outline.

LEAD MATERIAL: Copper clad steel.

LEAD FINISH: Tin / Lead

NOTE 1

NOTE 2

NOTE 3

Pulse measurement @ 1% duty cycle, 10 milliseconds maximum.

THERMAL RESISTANCE: (R

OJEC

250 °C/W maximum at L = .375 inch

is derived by superimposing A 90Hz RMS signal equal to 10% of V on V

THERMAL IMPEDANCE: (Z

°C/W maximum

): 25

OJX

POLARITY: Diode to be operated with

the banded (cathode) end negative.

MOUNTING POSITION: Any

6 LAKE STREET, LAWRENCE, MASSACHUSETTS 01841

PHONE (978) 620-2600

FAX (978) 689-0803

WEBSITE: http://www.microsemi.com

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