10/19/98
SS32 THRU SS36
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
Reverse Voltage - 20 to 60 Volts Forward Current - 3.0 Amperes
FEATURES
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
For surface mount applications
Low profile package
Built-in strain relief, ideal for automated placement
Easy pick and place
Metal silicon junction,
majority carrier conduction
Low power loss, high efficiency
High current capability, low forward voltage drop
For use in low voltage, high frequency inverters, free
wheeling, and polarity protection applications
High temperature soldering:
250C/10 seconds at terminals
MECHANICAL DATA
Case: JEDEC DO-214AB molded plastic body
Terminals: Solder plated, solderable per MIL-STD-750,
Method 2026
Polarity: Color band denotes cathode end
Weight: 0.007 ounce 0.25 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25C ambient temperature unless otherwise specified.
SYMBOLS
SS32
SS33
SS34
SS35
SS36
UNITS
Device marking code
S2
S3
S4
S5
S6
Maximum repetitive peak reverse voltage
V
RRM
20
30
40
50
60
Volts
Maximum RMS voltage
V
RMS
14
21
28
35
42
Volts
Maximum DC blocking voltage
V
DC
20
30
40
50
60
Volts
Maximum average forward rectified current
at T
L (SEE FIG. 1) (NOTE 2)
I
(AV)
3.0
Amps
Peak forward surge current
8.3ms single half sine-wave superimposed on
I
FSM
100.0
Amps
rated load (JEDEC Method)
Maximum instantaneous forward voltage at 3.0A
(NOTE 1)
V
F
0.50
0.75
Volts
Maximum DC reverse current
(NOTE 1)
T
A
=25C
0.5
at rated DC blocking voltage T
A
=100C
I
R
20.0
10.0
mA
Typical thermal resistance
(NOTE 2)
R
JA
55.0
R
JL
17.0
C/W
Operating junction temperature range
T
J
-55 to +125
-55 to +150
C
Storage temperature range
T
STG
-55 to +150
C
NOTES:
(1) Pulse test: 300
s pulse width, 1% duty cycle
(2) P.C.B. mounted 0.55 x 0.55" (14 x 14mm) copper pad areas
0.006 (0.152)
0.012 (0.305)
0.030 (0.76)
0.060 (1.52)
0.008 (0.203)
0.305 (7.75)
0.320 (8.13)
0.260 (6.60)
0.280 (7.11)
0.079 (2.06)
0.103 (2.62)
0.220 (5.59)
0.245 (6.22)
0.126 (3.20)
0.114 (2.90)
MAX.
DO-214AB
Dimensions in inches and (millimeters)
50
60
70
80
90
100
110
120
130
140
150
160
0
1.0
2.0
3.0
1
10
100
0
20
40
60
80
100
0
20
40
60
80
100
0.001
0.01
0.1
1
10
20
0.1
1
10
100
10
100
1,000
0
0.4
0.8
1.2
0.01
0.1
1
10.0
30.0
0.2
0.6
1.0
1.4
1.6
0.01
0.1
1
10.0
100
0.1
1
10.0
100
FIG. 1 - FORWARD CURRENT DERATING CURVE
A
VERA
GE FOR
W
ARD CURRENT
,
AMPERES
LEAD TEMPERATURE,
C
NUMBER OF CYCLES AT 60H
Z
FIG. 4- TYPICAL REVERSE CURRENT
CHARACTERISTICS
FIG. 3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
PERCENT OF RATED PEAK REVERSE VOLTAGE, %
REVERSE VOLTAGE, VOLTS
t, PULSE DURATION, sec.
INST
ANT
ANEOUS FOR
W
ARD CURRENT
AMPERES
PEAK FOR
W
ARD SURGE CURRENT
,
AMPERES
INST
ANT
ANEOUS REVERSE CURRENT
,
MILLIAMPERES
TRANSCIENT THERMAL
IMPED
ANCE,
C/W
P.C.B. MOUNTED on
0.55 x 0.55" (14 x 14mm)
COPPER PAD AREAS
RESISTIVE OR INDUCTIVE LOAD
AT RATED T
L
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
SS32 - SS34
SS35 & SS36
T
J
=25
C
f=1.0 MHz
Vsig=50mVp-p
T
J
=25
C
T
J
=125
C
T
J
=150
C
FIG. 6 - MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PULSE WIDTH=300
s
1% DUTY CYCLE
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
JUNCTION CAP
A
CIT
ANCE, pF
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
T
A
=125C
T
A
=75C
T
A
=25C
SS32 - SS34
SS35 & SS36
SS32 - SS34
SS35 & SS36
SS32 - SS34
SS35 & SS36
RATINGS AND CHARACTERISTIC CURVES SS32 THRU SS36
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