SMAJ5.0 thru SMAJ188CA
Vishay General Semiconductor
THERMAL CHARACTERISTICS (T = 25 °C unless otherwise noted)
A
PARAMETER
Typical thermal resistance, junction to ambient (1)
SYMBOL
VALUE
120
UNIT
°C/W
°C/W
RθJA
Typical thermal resistance, junction to lead
RθJL
30
Note:
(1) Mounted on minimum recommended pad layout
ORDERING INFORMATION (Example)
PREFERRED P/N
UNIT WEIGHT (g)
PREFERRED PACKAGE CODE
BASE QUANTITY
DELIVERY MODE
SMAJ5.0A-E3/61
0.064
61
5A
61
5A
1800
7500
1800
7500
7" diameter plastic tape and reel
13" diameter plastic tape and reel
7" diameter plastic tape and reel
13" diameter plastic tape and reel
SMAJ5.0A-E3/5A
SMAJ5.0AHE3/61 (1)
SMAJ5.0AHE3/5A (1)
0.064
0.064
0.064
Note:
(1) Automotive grade AEC Q101 qualified
RATINGS AND CHARACTERISTICS CURVES
(T = 25 °C unless otherwise noted)
A
100
150
TJ = 25 °C
Pulse Width (td)
is defined as the Point
where the Peak Current
decays to 50 % of IPPM
Non-Repetitive Pulse
Waveform shown in Fig. 3
TA = 25 °C
tr = 10 µs
Peak Value
IPPM
10
100
50
0
Half Value - IPP
SMAJ85 -
SMAJ188
SMAJ5.0 -
SMAJ78
IPPM
2
1
10/1000 µs Waveform
as defined by R.E.A.
0.2 x 0.2" (5.0 x 5.0 mm)
Copper Pad Areas
td
0.1
0.1 µs
1.0 µs
10 µs
100 µs
1.0 ms
10 ms
1.0
3.0
4.0
0
2.0
t - Time (ms)
td - Pulse Width (s)
Figure 1. Peak Pulse Power Rating Curve
Figure 3. Pulse Waveform
100
75
10 000
TJ = 25 °C
f = 1.0 MHz
Vsig = 50 mVp-p
Measured at
Stand-Off
1000
100
10
Voltage VWM
50
Uni-Directional
Bi-Directional
25
0
1
10
100
200
0
25
50
75
100 125
150 175
200
TJ - Initial Temperature (°C)
VWM - Reverse Stand-Off Voltage (V)
Figure 2. Pulse Power or Current vs. Initial Junction Temperature
Figure 4. Typical Junction Capacitance
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For technical questions within your region, please contact one of the following:
PDD-Americas@vishay.com, PDD-Asia@vishay.com, PDD-Europe@vishay.com
Document Number: 88390
Revision: 29-Oct-08
VISHAY [ VISHAY ]
