1N5237B datasheet, PDF - EEWORLD Datasheet

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1N5237B: Description8.2 V, 0.5 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-35; CategoryDiscrete semiconductor diode; File Size102KB，4 Pages; ManufacturerFairchild; Websitehttp://www.fairchildsemi.com/; Environmental Compliance

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1N5237B Overview

8.2 V, 0.5 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-35

1N5237B Parametric

Parameter Name	Attribute value
Brand Name	Fairchild Semiconduc
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	Fairchild
Parts packaging code	DO-35
package instruction	O-LALF-W2
Contacts	2
Manufacturer packaging code	AXIAL LEADED; GLASS; JEDEC DO204 ; VARIATION AH
Reach Compliance Code	compli
ECCN code	EAR99
Shell connection	ISOLATED
Configuration	SINGLE
Diode component materials	SILICON
Diode type	ZENER DIODE
Maximum dynamic impedance	8 Ω
JEDEC-95 code	DO-35
JESD-30 code	O-LALF-W2
JESD-609 code	e3
Number of components	1
Number of terminals	2
Maximum operating temperature	200 °C
Package body material	GLASS
Package shape	ROUND
Package form	LONG FORM
Peak Reflow Temperature (Celsius)	NOT SPECIFIED
polarity	UNIDIRECTIONAL
Maximum power dissipation	0.5 W
Certification status	Not Qualified
Nominal reference voltage	8.2 V
surface mount	NO
technology	ZENER
Terminal surface	Matte Tin (Sn)
Terminal form	WIRE
Terminal location	AXIAL
Maximum time at peak reflow temperature	NOT SPECIFIED
Maximum voltage tolerance	5%
Working test current	20 mA

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1N5221B - 1N5279B Zeners

November 2006

1N5221B - 1N5279B

Zeners

Absolute Maximum Ratings*

T =25°C unless otherwise noted

Tolerance = 5%

Symbol

STG

Parameter

Power Dissipation

Derate above 50°C

Storage Temperature Range

Maximum Junction Operating Temperature

Lead Temperature (1/16” from case for 10 seconds)

Value

500

4.0

-65 to +200

+200

+230

Units

mW°C

°C

DO-35 Glass case

COLOR BAND DENOTES CATHODE

* These ratings are limiting values above which the serviceability of the diode may be impaired.

** Non-recurrent square wave PW = 8.3ms, Ta = 50 degrees C.

Electrical Characteristics

Device

1N5221B

1N5222B

1N5223B

1N5224B

1N5225B

1N5226B

1N5227B

1N5228B

1N5229B

1N5230B

1N5231B

1N5232B

1N5233B

1N5234B

1N5235B

1N5236B

1N5237B

1N5238B

1N5239B

1N5240B

1N5241B

1N5242B

1N5243B

1N5244B

1N5245B

1N5246B

1N5247B

1N5248B

1N5249B

1N5250B

(V) @ I

(Note 1)

Min.

2.28

2.375

2.565

2.66

2.85

3.135

3.42

3.705

4.085

4.465

4.845

5.32

5.7

5.89

6.46

7.125

7.79

8.265

8.645

9.5

10.45

11.4

12.35

13.3

14.25

15.2

16.15

17.1

18.05

Typ.

2.4

2.5

2.7

2.8

3.3

3.6

3.9

4.3

4.7

5.1

5.6

6.2

6.8

7.5

8.2

8.7

9.1

=25°C unless otherwise noted

Max.

2.52

2.625

2.835

2.94

3.15

3.465

3.78

4.095

4.515

4.935

5.355

5.88

6.3

6.51

7.14

7.875

8.61

9.135

9.555

10.5

11.55

12.6

13.65

14.7

15.75

16.8

17.85

18.9

19.95

(Ω) @ I

(mA)

7.0

5.0

6.0

8.0

9.5

9.0

8.5

7.8

7.4

7.0

6.6

6.2

(Ω) @ I

(mA)

1,200

1,250

1,300

1,400

1,600

1,700

1,900

2,000

1,900

1,600

1,000

750

500

600

0.25

(µA) @ V

(V)

(%/°C)

-0.085

-0.080

-0.075

-0.07

-0.065

-0.06

+/-0.055

+/-0.03

0.038

0.045

0.05

0.058

0.062

0.065

0.068

0.075

0.076

0.077

0.079

0.080

0.082

0.083

0.084

0.085

0.086

100

5.0

2.0

5.0

3.0

2.0

0.1

1.0

2.0

3.0

3.5

4.0

5.0

6.0

6.5

7.0

8.0

8.4

9.1

9.9

www.fairchildsemi.com

1N5221B - 1N5279B Rev. I

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