SCD345H

ZOWIE
Schottky Barrier Diode
(45V / 3.0A)
SCD345H
OUTLINE DIMENSIONS
FEATURES
Case : 2010
* 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
Mounting Pad Layout
4.5 ± 0.1
APPLICATION
0.95 ± 0.2
Switching mode power supply applications
Portable equipment battery applications
High frequency rectification
DC / DC Converter
Telecommunication
2.60
MAX.
0
0.5
1.47
MIN.
1.27
0.95 ± 0.2
MIN.
5.14
REF.
+ 0.2
0.96
- 0.1
*
*
*
*
*
Unit : mm
2.20 ± 0.1
*
*
*
*
*
Equivalent : SMA
DO-214AC
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
MARKING
SCD
345 .
PACKING
* 3,000 pieces per 7" (178mm ± 2mm) reel
* 4 reels per box
* 6 boxes per carton
o
Absolute Maximum Ratings (Ta = 25 C)
ITEM
Symbol
Conditions
Rating
Unit
Repetitive peak reverse voltage
VRRM
45
V
Average forward current
IF(AV)
3.0
A
Peak forward surge current
IFSM
80
A
Operating junction temperature Range
8.3ms single half sine-wave
Tj
TSTG
Storage temperature Range
-55 to +125
o
C
-55 to +150
o
C
o
Electrical characteristics (Ta = 25 C)
ITEM
Forward voltage (NOTE 1)
Repetitive peak reverse current
Junction capacitance
Symbol
VF
IRRM
Cj
Conditions
Min.
Typ.
Max.
Unit
IF = 3.0A
-
0.46
0.50
V
VR = Max. VRRM , Ta = 25 oC
-
0.02
0.20
mA
VR = 4V, f = 1.0 MHz
-
120
-
pF
Rth(JA)
Junction to ambient (NOTE 2)
-
86
-
o
Rth(JL)
Junction to lead (NOTE 2)
-
20
-
o
C/W
Rth(JC)
Junction to case (NOTE 2)
-
15
-
o
C/W
Thermal resistance
C/W
NOTES : (1) Pulse test width PW=300usec , 1% duty cycle.
(2) Mounted on P.C. board with 0.2 x 0.2"(5.0 x5.0mm) copper pad areas.
REV. 1
2013/05
ZOWIE
SCD345H
(45V / 3.0A)
FIG.1 - FORWARD CURRENT DERATING CURVE
FIG.2 - MAXIMUM NON-REPETITIVE
PEAK FORWARD SURGE CURRENT
80
PEAK FORWARD SURGE CURRENT,
AMPERES
AVERAGE FORWARD RECTIFIED
CURRENT, AMPERES
3.0
RESISTIVE OR
INDUCTIVE LOAD
P.C.B. MOUNTED ON
0.2X0.2"(5.0X5.0mm)
COPPER PAD AREAS
2.0
1.0
8.3ms Single Half Sine-Wave
70
60
50
40
30
20
10
0
0
50
60
70
80
90
100
110
120
130
1
10
LEAD TEMPERATURE, C
FIG.3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
FIG.4 - TYPICAL REVERSE CHARACTERISTICS
50.00
100
TJ = 125℃
TJ = 100℃
TJ = 25℃
INSTANTANEOUS REVERSE CURRENT,
MILLIAMPERES
o
10.00
IINSTANTANEOUS FORWARD CURRENT,
AMPERES
100
NUMBER OF CYCLES AT 60Hz
o
1.00
0.10
0.01
TJ=125 C
10
o
TJ=100 C
1.0
0.10
o
TJ=25 C
0.01
.001
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
20
40
60
80
100
PERCENT OF RATED PEAK REVERSE VOLTAGE,%
FIG.5 - TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE, pF
400
o
TJ = 25 C
f=1.0MHz
Vsig=50mVP-P
100
10
.1
1.0
10
100
REVERSE VOLTAGE, VOLTS
REV. 1
2013/05