Comchip CDBF0320 Smd schottky barrier diode Datasheet

SMD Schottky Barrier Diode
SMD Diodes Specialist
CDBF0320/0330/0340
(RoHS Device)
I O = 350 mA
V R = 20 to 40 Volts
Features
1005(2512)
Low forward voltage.
0.102(2.60)
0.095(2.40)
Designed for mounting on small surface.
Extremely thin / leadless package.
0.051(1.30)
0.043(1.10)
Majority carrier conduction.
Mechanical data
Case: 1005(2512) standard package,
molded plastic.
0.035(0.90)
0.027(0.70)
Terminals: Gold plated, solderable per
MIL-STD-750,method 2026.
0.020(0.50) Typ.
Polarity: Indicated by cathode band.
Mounting position: Any
0.012 (0.30) Typ.
Weight: 0.006 gram(approx.).
0.040(1.00) Typ.
Dimensions in inches and (millimeter)
Maximum Rating (at T A =25 C unless otherwise noted)
O
Parameter
Repetitive Peak reverse voltage
Reverse voltage
RMS reverse voltage
Average forward rectified current
Forward current, surge peak
8.3 ms single half sine-wave
Power dissipation
Symbol
CDBF0320
CDBF0330
V RRM
VR
20
30
40
V
V R(RMS)
14
21
28
V
CDBF0340 Unit
IO
350
mA
I FSM
1.5
A
PD
200
mW
Thermal resistance junction
to ambient air
R
Storage temperature
T STG
-65 TO +125
O
Junction temperature
Tj
+125
O
O
500
JA
C/W
C
C
Electrical Characteristics (at T A =25 C unless otherwise noted)
O
Parameter
Reverse current
Conditions
Symbol Min Typ Max Unit
V R = 10V
V R = 20V
V R = 30V
IR
5
5
5
uA
Forward voltage
I F = 20mA
I F = 200mA
VF
0.37
0.60
V
Capacitance between terminals
f = 1 MHz, and 0 VDC reverse voltage
CT
50
pF
Reverse recovery time
I F =I R =10mA,Irr=0.1xIR,RL=100 ohm
T rr
6.4
nS
CDBF0320
CDBF0330
CDBF0340
REV:B
QW-A1036
Page 1
SMD Schottky Barrier Diode
SMD Diodes Specialist
RATING AND CHARACTERISTIC CURVES (CDBF0320/0330/0340)
Fig. 1 - Forward characteristics
Fig. 2 - Reverse characteristics
1m
1000
O
Reverse current ( A )
100
10
75 C
1u
O
25 C
100n
O
C
C
O
O
10u
-25
O
25
C
O
75
0.1
C
1
125
Forward current (mA )
125 C
100u
0.01
10n
0
0.1
0.2
0.3
0.4
0.5
0.6
0
10
40
Reverse voltage (V)
Forward voltage (V)
Fig.3 - Capacitance between
terminals characteristics
Fig.4 - Current derating curve
120
50
f=1MHz
O
T A =25 C
Mounting on glass epoxy PCBs
Average forward current(%)
Capacitance between terminals ( P F)
30
20
40
30
20
10
100
80
60
40
20
0
0
0
10
20
30
Reverse voltage (V)
40
0
25
50
75
100
125
150
O
Ambient temperature ( C)
REV:B
QW-A1036
Page 2
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