SCD34DH

ZOWIE
Schottky Barrier Diode
(40V / 3.0A)
SCD34DH
OUTLINE DIMENSIONS
FEATURES
* Halogen-free type
Case : 2010
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
Unit : mm
Mounting Pad Layout
4.5 ± 0.1
2.20 ± 0.1
*
*
*
*
*
2.60
MAX.
0
0.5
1.47
MIN.
APPLICATION
0.95 ± 0.2
Switching mode power supply applications
Portable equipment battery applications
High frequency rectification
DC / DC Converter
Telecommunication
1.27
0.95 ± 0.2
MIN.
5.14
REF.
+ 0.2
0.96
- 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
34D .
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
SCD34DH
Unit
Repetitive peak reverse voltage
VRRM
40
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
Symbol
Conditions
Type
Min.
Typ.
Max.
-
0.37
-
IF = 3.0A
-
0.46
0.50
VR = Max. VRRM , Ta = 25 oC
-
0.02
0.15
mA
VR = 4V, f = 1.0 MHz
-
120
-
pF
Rth(JA)
Junction to ambient (NOTE 2)
-
55
-
o
C/W
Rth(JL)
Junction to lead (NOTE 2)
-
17
-
o
C/W
IF = 1.0A
Forward voltage (NOTE 1)
Repetitive peak reverse current
Junction capacitance
SCD34DH
VF
IRRM
Cj
Unit
V
Thermal resistance
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
SCD34DH
(40V / 3.0A)
FIG.1 - FORWARD CURRENT DERATING CURVE
FIG.2 - MAXIMUM NON-REPETITIVE
PEAK FORWARD SURGE CURRENT
80
RESISTIVE OR
INDUCTIVE LOAD
P.C.B. MOUNTED ON
0.2X0.2"(5.0X5.0mm)
COPPER PAD AREAS
PEAK FORWARD SURGE CURRENT,
AMPERES
AVERAGE FORWARD RECTIFIED
CURRENT, AMPERES
3.0
2.0
1.0
8.3ms Single Half Sine-Wave
(JEDEC Method)
70
60
50
40
30
20
10
0
0
0
50
70
90
110
130
150
1
170
10
LEAD TEMPERATURE, C
FIG.3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
FIG.4 - TYPICAL REVERSE CHARACTERISTICS
100
INSTANTANEOUS REVERSE CURRENT,
MILLIAMPERES
10
IINSTANTANEOUS FORWARD CURRENT, (A)
100
NUMBER OF CYCLES AT 60Hz
o
1.00
0.10
0.01
10
o
TJ=100 C
1.0
0.10
o
TJ=25 C
0.01
o
Ta=25 C
.001
0
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0
0.8
20
40
60
80
100
PERCENT OF RATED PEAK REVERSE VOLTAGE,%
FORWARD VOLTAGE, (V)
FIG.5 - TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE, pF
500
o
TJ = 25 C
f=1.0MHz
Vsig=50mVP-P
100
10
.1
1.0
10
100
REVERSE VOLTAGE, VOLTS
REV. 1
2013/05