1SMA4763 datasheet(4/6 Pages) TSC

Part #	1SMA4763

Description	1W, 7.5V - 200V Surface Mount Silicon Zener Diodes

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Manufacturer	TSC [Taiwan Semiconductor Company, Ltd]

Direct Link	http://www.taiwansemi.com

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4 / 6 page

Document Number: DS_D1409041

Version: N15

1SMA4737 - 1SMA200Z

Taiwan Semiconductor

10

100

1000

1

10

100

Vz, FORWARD VOLTAGE (V)

FIG.6 TYPICAL CAPACITANCE versus Vz

50% OF BREAKDOWN

0V BIAS

1.0V BIAS

-4

-2

0

2

4

6

8

10

12

2

34567

89

10

11

12

Vz, ZENER VOLTAGE(V)

FIG. 7 TEMPERATURE COEFFICIENTS

a-RANGE FOR UNITS TO 12 VOLTS

RANGE Vz@ IZT

1

10

100

10

100

Vz, ZENER VOLTAGE(V)

FIG.8 TEMPERATURE COEFFICIENTS

RANGE Vz@ IZT

b-RANGE FOR UNITS 12 TO 100 VOLTS

-4

-2

0

2

4

6

33.544.555.5

6

6.5

7

7.5

8

Vz, ZENER VOLTAGE(V)

FIG. 9 EFFECT OF ZENER CURRENT

NOTE:BELOW 3 VOLTAGE ABOVE a

VOLTS CHANGES IN ZENER CURRENT

NOT AFFECT TEMPERATURE

Vz@ IZT

0.01mA

1 mA

20mA

1

10

100

0.01

0.1

1

10

100

1000

PW, PULSE WIDTH (ms)

FIG.10 MAXIMUM SURGE POWER

20% DUTY CYCLE

11V-91V NON-REPETITIVE

10% DUTY CYCLE

5% DUTY CYCLE

0.8V-10V NON-REPETITIVE

RECTANGULAR WAVEFORM

TA=25°C PRIOR TO INITIAL PULSE

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