Page 1
SS3 Series
Controlled Avalanche Power Diodes
Page 1 28/03/06 V1.0
Features:
••
For surface mounted application.
••
Metal to silicon rectifier, majority carrier conduction.
••
Low forward voltage drop.
••
Easy pick and place.
••
High surge current capability.
••
Epitaxial construction
••
High temperature soldering: 260°C/10 seconds at terminals.
Mechanical Data:
Case : Moulded plastic.
Terminals : Solder plated.
Polarity : Indicated by cathode band.
SMC/DO-214AB
Dimensions : Inches (Millimetres)
Page 2
SS3 Series
Controlled Avalanche Power Diodes
Page 2 28/03/06 V1.0
Maximum Ratings and Electrical Characteristics
Rating at 25°C ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For
capacitive load, derate current by 20%.
Type Number Symbol SS34 SS36 Unit
Maximum recurrent peak reverse voltage
V
RRM
40 60
VMaximum RMS voltage
V
RMS
28 42
Maximum DC blocking voltage
V
DC
40 60
Maximum average forward rectified current at TL(See Figure 1) I
(AV)
3.0
A
Peak forward surge current, 8.3ms single half sine-wave superimposed
on rated load (JEDEC method)
I
FSM
100
Maximum Instantaneous forward voltage (Note 1) at 3.0A
V
F
0.5 0.75 V
Maximum DC reverse current at TA= 25°C
at rated DC blocking voltage at T
A
= 100°C
I
R
0.5
mA
20 10.0
Typical thermal resistance (Note 2)
Rθ
JL
Rθ
JA
17
55
°C/W
Operating temperature range
T
J
-55 to +125 -55 to +150
°C
Storage temperature range
T
STG
-55 to +150
Notes:
1. Pulse test with PW = 300µsec, 1% duty cycle.
2. Measured on PC Board with 0.6 x 0.6” (16 x 16mm) copper pad areas.
Ratings and Characteristic Curves
Figure 1 Maximum Forward Current Derating Curve
Figure 2 Maximum Non-Repetitive Forward Surge Current
Page 3
SS3 Series
Controlled Avalanche Power Diodes
Page 3 28/03/06 V1.0
Figure 4 Typical Reverse CharacteristicsFigure 3 Typical Forward Characteristics
Figure 5 Typical Junction Capacitance
Figure 6 Typical Transient Thermal Impedance
Page 4
SS3 Series
Controlled Avalanche Power Diodes
Page 4 28/03/06 V1.0
Specifications
I
F (AV)
(A)
T
C
(°C)
V
RRM
(V)
V
FM
maximum
(V)
I
RM
maximum
(mA)
Package Part Number
3 105
40 0.5
0.5
DO-214AB
(SMC)
SS34
60 0.75 SS36
Page 5
For enquiries from all other markets
SS3 Series
Controlled Avalanche Power Diodes
Page 5 28/03/06 V1.0
Notes:
International Sales Offices:
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export
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