Vishay General Semiconductor
SS3P4
New Product
Document Number 88954
26-Jun-06
www.vishay.com
1
High-Current Density Surface Mount Schottky Rectifier
FEATURES
Very low profile - typical height of 1.0 mm
Ideal for automated placement
Low forward voltage drop, low power losses
High efficiency
Low thermal resistance
Meets MSL level 1, per J-STD-020C, LF max peak
of 260 C
Component in accordance to RoHS 2002/95/EC
and WEEE 2002/96/EC
TYPICAL APPLICATIONS
For use in low voltage high frequency inverters, free-
wheeling, dc-to-dc converters and polarity protection
applications.
MECHANICAL DATA
Case: DO-220AA (SMP)
Epoxy meets UL 94V-0 flammability rating
Terminals: Matte tin plated leads, solderable per
J-STD-002B and JESD22-B102D
E3 suffix for commercial grade, HE3 suffix for high
reliability grade (AEC Q101 qualified)
Polarity: Color band denotes the cathode end
DO-220AA (SMP)
MAJOR RATINGS AND CHARACTERISTICS
I
F(AV)
3 A
V
RRM
40 V
I
FSM
50 A
E
AS
11.25 mJ
V
F
0.50 V
T
j
max.
150 C
Note:
(1) Thermal resistance from junction to ambient and junction to lead mounted on P.C.B. with 15 x 15 mm copper pad areas
R
JL
is measured at the terminal of cathode band
R
JC
is measured at the top centre of the body
MAXIMUM RATINGS (T
A
= 25 C unless otherwise noted)
PARAMETER
SYMBOL
SS3P4
UNIT
Device marking code
34
Maximum repetitive peak reverse voltage
V
RRM
40
V
Maximum average forward rectified current (see Fig. 1)
I
F(AV)
3.0
A
Peak forward surge current 8.3 ms single half sine-wave superimposed
on rated load
I
FSM
50
A
Non-repetitive avalanche energy at T
j
= 25 C, I
AS
= 1.5 A, L = 10 mH
E
AS
11.25
mJ
Voltage rate of change (rated V
R
)
dv/dt
10000
V/s
Operating junction and storage temperature range
T
J,
T
STG
- 55 to + 150
C
ELECTRICAL CHARACTERISTICS (T
A
= 25 C unless otherwise noted)
PARAMETER
TEST CONDITIONS
SYMBOL
TYP
MAX.
UNIT
Maximum instantaneous
forward voltage
(1)
at I
F
= 3 A,
at I
F
= 3 A,
T
j
= 25 C
T
j
= 125 C
V
F
0.55
0.50
0.60
0.55
V
Maximum reverse current at
rated V
R
(1)
T
j
= 25 C
T
j
= 125 C
I
R
-
7.5
150
15
A
mA
Typical junction capacitance
at 4.0 V, 1 MHz
C
J
105
pF
www.vishay.com
2
Document Number 88954
26-Jun-06
Vishay General Semiconductor
SS3P4
Note:
(1) Thermal resistance from junction to ambient and junction to lead mounted on P.C.B. with 15 x 15 mm copper pad areas
R
JL
is measured at the terminal of cathode band
R
JC
is measured at the top centre of the body
RATINGS AND CHARACTERISTICS CURVES
(T
A
= 25 C unless otherwise noted)
THERMAL CHARACTERISTICS (T
A
= 25 C unless otherwise noted)
PARAMETER SYMBOL
SS3P4
UNIT
Typical thermal resistance
(1)
R
JA
R
JL
R
eJC
85
15
20
C/W
ORDERING INFORMATION
PREFERRED P/N
UNIT WEIGHT (g)
PREFERRED PACKAGE CODE
BASE QUANTITY
DELIVERY MODE
SS3P4-E3/84A
0.024
84A
3000
7" Diameter Plastic Tape & Reel
SS3P4-E3/85A
0.024
85A
10000
13" Diameter Plastic Tape & Reel
Figure 1. Forward Current Derating Curve
Figure 2. Maximum Non-Repetitive Peak Forward Surge Current
3.0
2.5
2.0
1.5
1.0
0.5
0
80
90
100
110
120
130
140
150
A
v
er
age F
o
r
w
ard Rectified C
u
rrent (
A)
Lead Temperature (C)
T
J
measured
at the cathode band terminal
50
40
30
20
10
0
1
10
100
Number of Cycles at 50 Hz
P
e
ak F
o
r
w
ard S
u
rge
C
u
rrent (A)
Figure 3. Typical Instantaneous Forward Characteristics
Figure 4. Typical Reverse Leakage Characteristics
100
10
1
0.1
0.1
0.3
0.5
0.7
0.9
1.1
1.3
Instantaneous Forward Voltage (V)
Instantaneo
u
s F
o
r
w
ard C
u
rrent (A)
T
j
= 150 C
T
j
= 25 C
T
j
= 125 C
10
20
30
40
50
60
70
80
90
100
100000
10000
1000
100
10
1
0.1
Percent of Rated Peak Reverse Voltage (%)
T
j
= 150 C
T
j
= 125 C
T
j
= 25 C
Instantaneo
u
s Re
v
erse Leakage
C
u
rrent (
A)
Document Number 88954
26-Jun-06
www.vishay.com
3
SS3P4
Vishay General Semiconductor
PACKAGE OUTLINE DIMENSIONS in inches (millimeters)
Figure 5. Typical Junction Capacitance
0.1
1
10
100
1000
100
1
Reverse Voltage (V)
J
u
nction Capacitance (pF)
Figure 6. Typical Transient Thermal Impedance
0.01
0.1
1
10
100
1000
100
10
1
t, Pulse Duration (s)
T
r
ansient Ther
mal
Impedanc
e (C/
W
)
0.000 (0.00)
0.012 (0.30)
0.013 (0.35)
0.004 (0.10)
0.018 (0.45)
0.006 (0.15)
0.045 (1.15)
0.033 (0.85)
0.036 (0.91)
0.024 (0.61)
0.016 (0.40)
0.032 (0.80)
0.053 (1.35)
0.041 (1.05)
0.012 (0.30) REF
0.105
(2.67)
0.025
(0.635)
0.100
(2.54)
0.030
(0.762)
0.050
(1.27)
Cathode band
0.142 (3.61)
0.126 (3.19)
0.158 (4.00)
0.146 (3.70)
0.086 (2.18)
0.074 (1.88)
0.087 (2.20)
0.103 (2.60)
DO-220AA (SMP)
Legal Disclaimer Notice
Vishay
Document Number: 91000
www.vishay.com
Revision: 08-Apr-05
1
Notice
Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,
or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, by
estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's
terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express
or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness
for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.
Customers using or selling these products for use in such applications do so at their own risk and agree to fully
indemnify Vishay for any damages resulting from such improper use or sale.
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