1SMA4741 thru 1SMA200Z

08/22/2007 Rev.1.00

www.SiliconStandard.com

4

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FIG.6- TYPICAL CAPACITANCE versus Vz

FIG.7- TEMPERATURE COEFFICIENTS

FIG.8- TEMPERATURE COEFFICIENTS

FIG.9- EFFECT OF ZENER CURRENT

V , FORWARD VOLTAGE (VOLTS)

Z

V , ZENER VOLTAGE (VOLTS)

Z

V , ZENER VOLTAGE (VOLTS)

Z

V , ZENER VOLTAGE (VOLTS)

Z

0V BIAS

1.0V BIAS

50% OF BREAKDOWN BIAS

1

10

100

4

8

10

100

200

300

400

b-RANGE FOR UNITS 11 TO 100 VOLTS

V@ I

ZZT

RANGE

10

20

30

50

70

100

1

2

3

5

7

10

20

30

50

70

100

a-RANGE FOR UNITS TO 12 VOLTS

V@ I

ZZT

RANGE

23

4

5

6

7

8

9

10

11

12

-2.0

-4.0

0

+2.0

+4.0

+6.0

+8.0

+10

+12

V@ I

TJ=25 C

ZZT

o

20mA

0.01mA

1.0mA

NOTE: BELOW 3 VOLTS AND ABOVE a VOLTS

CHANGES IN ZENER CURRENT OO NOT

AFFECT TEMPERATURE COEFFICIENTS

34

5

6

7

8

-4.0

-2.0

0

+2.0

+4.0

+6.0

FIG.10- MAXIMUM SURGE POWER

PW, PULSE WIDTH (ms)

RECTANGULAR

WAVEFORM

TJ = 25 C PRIOR TO

INITIAL PULSE

o

11V-91V

NON-REPETITIVE

0.8V

-10V

NON-REPETITIVE

5% DUTY

CYCLE

10% DUTY CYCLE

20% DUTY CYCLE

1

0.01

0.02

0.05

0.1

0.2

0.5

1

2

5

10

20

50

100

200

500

1000

2

3

5

7

10

20

30

50

70

100