P4SMA Series
www.vishay.com
Vishay General Semiconductor
THERMAL CHARACTERISTICS (T A = 25 °C unless otherwise noted)
PARAMETER
Typical thermal resistance, junction to ambient air (1)
Typical thermal resistance, junction to lead
SYMBOL
R ? JA
R ? JL
VALUE
120
30
UNIT
°C/ W
Note
(1)
Mounted on minimum recommended pad layout
ORDERING INFORMATION (Example)
PREFERRED P/N
UNIT WEIGHT
(g)
VOLTAGE RANGE
(V)
UNI - BI -
PACKAGE
CODE
BASE
QUANTITY
DELIVERY MODE
P4SMA6.8A-E3/61
P4SMA6.8A-E3/5A
P4SMA6.8AHE3/61 (1)
0.064
0.064
0.064
6.8 to 540
6.8 to 540
6.8 to 540
6.8 to 220
6.8 to 220
6.8 to 220
61
5A
61
1800
7500
1800
7" diameter plastic tape and reel
13" diameter plastic tape and reel
7" diameter plastic tape and reel
P4SMA6.8AHE3/5A
(1)
0.064
6.8 to 540
6.8 to 220
5A
7500
13" diameter plastic tape and reel
P4SMA250AHE3_A/H (1)
P4SMA250AHE3_A/I (1)
0.064
0.064
250 to 540
250 to 540
-
-
H
I
1800
7500
7" diameter plastic tape and reel
13" diameter plastic tape and reel
Note
(1)
AEC-Q101 qualified
RATINGS AND CHARACTERISTICS CURVES (T A = 25 °C unless otherwise noted)
100
100
Non-Repetiti v e P u lse
Wa v eform sho w n in Fig. 3
T A = 25 °C
75
10
P4SMA100A -
P4SMA6.8A -
P4SMA91A
50
P4SMA220A
1
25
0.2 x 0.2" (5.0 x 5.0 mm)
Copper Pad Areas
0.1
0.1 μs
1.0 μs
10 μs
100 μs
1.0 ms
10 ms
0
0
25
50
75
100
125
150
175
200
t d - P u lse Width (s)
Fig. 1 - Peak Pulse Power Rating Curve
T J - Initial Temperat u re (°C)
Fig. 2 - Pulse Power or Current vs. Initial Junction Temperature
Revision: 10-Jan-14
3
Document Number: 88367
For technical questions within your region: DiodesAmericas@vishay.com , DiodesAsia@vishay.com , DiodesEurope@vishay.com
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