USCD034H

ZOWIE
Schottky Barrier Diode
(20V~40V / 300mA)
USCD032H AND USCD034H
OUTLINE DIMENSIONS
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
Case : 0603
Unit : mm
Mounting Pad Layout
1.6 ± 0.1
1.10
MAX.
0.80
MIN.
20
R 0.
0.70
Typ.
0.90 ± 0.1
*
*
*
*
*
*
APPLICATION
0.35 ± 0.05
Switching mode power supply applications
Portable equipment battery applications
High frequency rectification
DC / DC Converter
Telecommunication
0.35 ± 0.05
MECHANICAL DATA
0.60
MIN.
2.30
REF.
0.03
+ 0.2
0.60
- 0.1
*
*
*
*
*
Equivalent : SOD-523
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 : 0.003 gram
MARKING
2C
.
PACKING
Voltage class: 2 = 20V, 4 = 40V
* 3,000 pieces per 7" (178mm ± 2mm) reel
* 5 reels per box
* 6 boxes per carton
o
Absolute Maximum Ratings (Ta = 25 C)
Rating
ITEM
Symbol
Repetitive peak reverse voltage
VRRM
Average forward current
IF(AV)
Peak forward surge current
IFSM
Junction temperature
Conditions
USCD032H
Unit
USCD034H
20
40
8.3ms single half sine-wave
V
300
mA
2.0
A
Tj
125
Operating temperature range
Topr
-40 to +125
Storage temperature range
TSTG
-40 to +125
o
C
o
Electrical characteristics (Ta = 25 C)
ITEM
Forward voltage
Repetitive peak reverse current
Junction capacitance
Symbol
VF
Conditions
Min.
Typ.
Max.
Unit
IF = 100mA
IF = 200mA
IF = 300mA
-
0.38
0.43
0.47
0.50
V
VR = @ 10V , Ta = 25 oC
-
1
20
uA
VR = Max. VRRM , Ta = 25 oC
-
8
50
uA
VR = 4V, f = 1.0 MHz
-
35
-
pF
Junction to ambient
-
160
-
o
C/W
-
o
C/W
IRRM
Cj
Rth(JA)
Thermal resistance
Rth(JL)
REV. 1
Junction to lead
-
110
2013/05
ZOWIE
USCD032H AND USCD034H
FIG. 1 - TYPICAL FORWARD CURRENT
(20V~40V / 300mA)
FIG.2 - MAXIMUM NON-REPETITIVE
PEAK FORWARD SURGE CURRENT
DERATING CURVE
0.4
2.5
8.3ms Single Half Sine-Wave
PEAK FORWARD SURGE CURRENT, (A)
AVERAGE FORWARD CURRENT, (A)
(JEDEC Method)
0.3
0.2
0.1
2.0
1.5
1.0
0.5
0
0
0
25
50
75
100
125
150
1
10
LEAD TEMPERATURE, ( C)
FIG.3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
FIG.4 - TYPICAL REVERSE CHARACTERISTICS
1000
INSTANTANEOUS REVERSE CURRENT,
MICROAMPERES
1000
IINSTANTANEOUS FORWARD CURRENT, (mA)
100
NUMBER OF CYCLES AT 60Hz
o
o
TJ=100 C
100
100
10
o
Ta=25 C
1
10
o
TJ=25 C
1.0
0.10
0.1
0.01
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0
10
20
30
40
PERCENT OF RATED PEAK REVERSE VOLTAGE VR (V)
FORWARD VOLTAGE, (V)
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
JUCTION CAPACITANCE (pF)
1000
100
10
1
0
10
20
30
40
REVERSE VOLTAGE, (V)
REV. 1
2013/05