1SMB5913BT3 Series

Motorola TVS/Zener Device Data

7-3

3 Watt DC Power Data Sheet

Devices listed in bold, italic are Motorola preferred devices.

Figure 1. Steady State Power Derating

0

25

50

75

100

125

150

6

5

4

3

2

0

T, TEMPERATURE (

°C)

10

20

30

50

100

200

300

500

1K

0.1

0.2 0.3 0.5

1

2

3

5

10

20 30 50

100

PW, PULSE WIDTH (ms)

Figure 2. Maximum Surge Power

RECTANGULAR

NONREPETITIVE

WAVEFORM

TJ = 25°C PRIOR

TO INITIAL PULSE

Figure 3. Zener Voltage — To 12 Volts

2

4

6

8

10

12

10

8

6

4

2

0

–2

–4

VZ, ZENER VOLTAGE (VOLTS)

Figure 4. VZ = 3.3 thru 10 Volts

0

1

2

3

4

5

6

7

8

9

10

100

50

30

20

10

1

0.5

0.3

0.2

0.1

VZ, ZENER VOLTAGE (VOLTS)

2

5

3

Figure 5. VZ = 12 thru 82 Volts

0

10

20

30

40

50

60

70

80

90

100

VZ, ZENER VOLTAGE (VOLTS)

100

50

30

20

10

1

0.5

0.3

0.2

0.1

2

5

3

Figure 6. Effect of Zener Voltage

VZ, ZENER VOLTAGE (VOLTS)

5

7

10

20

30

50

70

100

200

100

70

50

30

20

10

7

5

3

2

1

VZ @ IZT

10mA

IZ(dc) = 1mA

20mA

iZ(rms) = 0.1 IZ(dc)

TL

TA