MMSZ5246BT1 datasheet(4/7 Pages) MOTOROLA

Part #	MMSZ5246BT1

Description	Surface Mount Silicon Zener Diodes

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Manufacturer	MOTOROLA [Motorola, Inc]

Direct Link	http://www.freescale.com

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4 / 7 page

MMSZ5221BT1 Series

Motorola TVS/Zener Device Data

7-4

500 mW Leadless (SOD-123) Data Sheet

TYPICAL CHARACTERISTICS

VZ, NOMINAL ZENER VOLTAGE (V)

–3

–2

–1

0

1

2

3

4

5

6

7

8

12

11

10

9

8

7

6

5

4

3

2

Figure 1. Temperature Coefficients

(Temperature Range – 55

°C to +150°C)

TYPICAL TC VALUES

FOR MMSZ5221BT1 SERIES

VZ @ IZT

100

10

1

10

100

VZ, NOMINAL ZENER VOLTAGE (V)

Figure 2. Temperature Coefficients

(Temperature Range – 55

°C to +150°C)

VZ @ IZT

1.2

1.0

0.8

0.6

0.4

0.2

0

150

125

100

75

50

25

0

T, TEMPERATURE (

°C)

Figure 3. Steady State Power Derating

PD versus TA

PD versus TL

0.1

PW, PULSE WIDTH (ms)

Figure 4. Maximum Nonrepetitive Surge Power

1

10

100

1000

100

10

1

RECTANGULAR

WAVEFORM, TA = 25°C

100

VZ, NOMINAL ZENER VOLTAGE

Figure 5. Effect of Zener Voltage on

Zener Impedance

10

1

1000

100

10

1

TJ = 25°C

IZ(AC) = 0.1 IZ(DC)

f = 1 kHz

IZ = 1 mA

5 mA

20 mA

VF, FORWARD VOLTAGE (V)

Figure 6. Typical Forward Voltage

1.2

1.1

1.0

0.9

0.8

0.7

0.6

0.5

0.4

1000

100

10

1

75 V (MMSZ5267BT1)

91 V (MMSZ5270BT1)

150

°C

75

°C 25°C

0

°C

TYPICAL TC VALUES

FOR MMSZ5221BT1 SERIES

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