ZOWIE
SCD34MH
FEATURES
* Halogen-free type
*
*
*
*
*
Compliance to RoHS product
Lead less chip form, no lead damage
Low power loss, High efficiency
High current capability, low VF
Plastic package has Underwriters Laboratory Flammability
Classification 94V-0
Schottky Barrier Diode
(40V / 3.0A)
OUTLINE DIMENSIONS
Case : 2010
Unit : mm
Mounting Pad Layout
4.5 ± 0.1
2.20 ± 0.1
2.60
0.5
0
1.47
MIN.
1.27
MIN.
5.14
REF.
MAX.
APPLICATION
*
*
*
*
*
Switching mode power supply applications
Portable equipment battery applications
High frequency rectification
DC / DC Converter
Telecommunication
0.95 ± 0.2
0.95 ± 0.2
MECHANICAL DATA
Case :
Packed with FRP substrate and epoxy underfilled
Terminals :
Pure Tin plated (Lead-Free),
solderable per MIL-STD-750, Method 2026.
Polarity :
Laser Cathode band marking
Weight :
0.02 gram
Equivalent : SMA
DO-214AC
MARKING
+ 0.2
0.96
- 0.1
SCD
34M
.
PACKING
*
3,000 pieces per 7" (178mm ± 2mm) reel
*
4 reels per box
*
6 boxes per carton
Absolute Maximum Ratings (Ta = 25 C)
ITEM
Repetitive peak reverse voltage
Average forward current
Peak forward surge current
Operating junction temperature Range
Storage temperature Range
o
Symbol
V
RRM
I
F(AV)
I
FSM
T
j
T
STG
Conditions
Rating
40
3.0
Unit
V
A
A
o
o
8.3ms single half sine-wave
80
-55 to +150
-55 to +150
C
C
Electrical characteristics (Ta = 25 C)
ITEM
Forward voltage (NOTE 1)
o
Symbol
V
F
Conditions
I
F
= 3.0A
o
Min.
-
Typ.
0.50
Max.
0.55
Unit
V
Ta = 25 C
Repetitive peak reverse current
I
RRM
V
R
= Max. V
RRM
Ta = 125
o
C
-
-
-
-
-
0.01
3.8
115
128
18
0.10
mA
10
-
-
-
o
Junction capacitance
C
j
R
th(JA)
V
R
= 4V, f = 1.0 MHz
Junction to ambient (NOTE 2)
Junction to case (NOTE 2)
pF
C/W
C/W
Thermal resistance
R
th(JC)
NOTES : (1) Pulse test width PW=300usec , 1% duty cycle.
(2) Mounted on P.C. board with recommended copper pad areas.
o
REV. 3
2014/01
ZOWIE
FIG.1 - FORWARD CURRENT DERATING CURVE
4
SCD34MH
FIG.2 - MAXIMUM NON-REPETITIVE
PEAK FORWARD SURGE CURRENT
80
PEAK FORWARD SURGE CURRENT,
AMPERES
(40V / 3.0A)
8.3ms Single Half Sine-Wave
AVERAGE FORWARD RECTIFIED
CURRENT, AMPERES
70
60
50
40
30
20
10
0
3
2
1
0
0
50
70
90
110
130
o
150
170
1
10
NUMBER OF CYCLES AT 60Hz
100
CASE TEMPERATURE, C
FIG.3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
10
T
J
= 150℃
T
J
= 125℃
T
J
= 100℃
T
J
= 25℃
FIG.4 - TYPICAL REVERSE CHARACTERISTICS
100
10
T
J
= 150 C
o
IINSTANTANEOUS FORWARD CURRENT,
AMPERES
INSTANTANEOUS REVERSE LEAKAGE
CURRENT, MILLIAMPERES
1
1
T
J
= 125 C
o
T
J
= 100 C
o
0.1
0.1
0.01
0.001
T
J
= 25 C
o
0.01
0
0.1
0.2
0.3
0.4
0.5
0.6
0.0001
0
20
40
60
80
100
INSTANTANEOUS FORWARD VOLTAGE, (V)
PERCENT OF RATED PEAK REVERSE VOLTAGE,%
FIG.5 - TYPICAL JUNCTION CAPACITANCE
400
JUNCTION CAPACITANCE, pF
T
J
= 25 C
f=1.0MHz
Vsig=50mVP-P
o
100
10
.1
1.0
10
100
REVERSE VOLTAGE, VOLTS
REV. 3
2014/01
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