1SMA4764R2(V_I13) 데이터 시트보기 (PDF) - TSC Corporation

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1SMA4764R2
(Rev.:V_I13)

1.0 Watt Surface Mount Silicon Zener Diodes

TSC Corporation 

RATINGS AND CHARACTERISTIC CURVES (1SMA4737 THRU 1SMA200Z)

1000

FIG.6 TYPICAL CAPACITANCE versus Vz

FIG. 7 TEMPERATURE COEFFICIENTS

12

a-RANGE FOR UNITS TO 12 VOLTS

10

8

0V BIAS

6

100

1.0V BIAS

4

50% OF BREAKDOWN

10

1

10

100

Vz, FORWARD VOLTAGE (V)

2

0

RANGE Vz@ IZT

-2

-4

2 3 4 5 6 7 8 9 10 11 12

Vz, ZENER VOLTAGE(V)

FIG.8 TEMPERATURE COEFFICIENTS

100

b-RANGE FOR UNITS 12 TO 100 VOLTS

10

RANGE Vz@ IZT

FIG. 9 EFFECT OF ZENER CURRENT

6

Vz@ IZT

TA=25℃

4

2

20mA

1 mA

0.01mA

0

1

10

100

Vz, ZENER VOLTAGE(V)

-2

NOTE:BELOW 3 VOLTAGE ABOVE a

VOLTS CHANGES IN ZENER CURRENT

NOT AFFECT TEMPERATURE

-4

3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8

Vz, ZENER VOLTAGE(V)

100

5% DUTY CYCLE

10

10% DUTY CYCLE

20% DUTY CYCLE

1

0.01

0.1

FIG.10 MAXIMUM SURGE POWER

11V-91V NON-REPETITIVE

RECTANGULAR WAVEFORM

TA=25℃ PRIOR TO INITIAL PULSE

0.8V-10V NON-REPETITIVE

1

10

PW, PULSE WIDTH (ms)

100

1000

Version:I13

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