P4SMA Series

Vishay General Semiconductor

Document Number: 88367

Revision: 21-Oct-08

For technical questions within your region, please contact one of the following:

PDD-Americas@vishay.com, PDD-Asia@vishay.com, PDD-Europe@vishay.com

www.vishay.com

3

Note:

(1) Mounted on minimum recommended pad layout

Note:

(1) Automotive grade AEC Q101 qualified

RATINGS AND CHARACTERISTICS CURVES

PARAMETER

SYMBOL

VALUE

UNIT

120

°C/W

Thermal resistance, junction to leads

30

°C/W

ORDERING INFORMATION (Example)

PREFERRED P/N

UNIT WEIGHT (g)

PREFERRED PACKAGE CODE

BASE QUANTITY

DELIVERY MODE

P4SMA6.8A-E3/61

0.064

61

1800

7" diameter plastic tape and reel

P4SMA6.8A-E3/5A

0.064

5A

7500

13" diameter plastic tape and reel

0.064

61

1800

7" diameter plastic tape and reel

0.064

5A

7500

13" diameter plastic tape and reel

Figure 1. Peak Pulse Power Rating Curve

Figure 2. Pulse Power or Current vs. Initial Junction Temperature

0.1

1

10

100

P4SMA6.8A -

P4SMA91A

P4SMA100A -

P4SMA220A

0.2 x 0.2" (5.0 x 5.0 mm)

Copper Pad Areas

Non-Repetitive Pulse

Waveform shown in Fig. 3

T

0.1 µs

1.0 µs

10 µs

100 µs

1.0 ms

10 ms

0

25

50

75

100

100

75

50

25

0

125

150

175

200

Figure 3. Pulse Waveform

Figure 4. Typical Junction Capacitance

0

50

100

150

t

d

0

1.0

2.0

3.0

4.0

t

Peak Value

I

PPM

Half Value -

I

PPM

I

PP

2

10/1000 µs Waveform

as defined by R.E.A.

t - Time (ms)

T

Pulse Width (t

is defined as the Point

where the Peak Current

decays to 50 % of I

PPM

10

100

1000

10 000

10

1

100

200

Uni-Directional

Bi-Directional

T

f = 1.0 MHz

V

Measured at

Stand-Off

Voltage V

WM