CDBA340L-G

Low VF SMD Schottky Barrier Rectifiers
Reverse Voltage: 20 to 40 Volts
Forward Current: 3.0 Amp
RoHS Device
Page 1
REV:A
Features
-Ideal for surface mount applications.
-Easy pick and place.
-Plastic package has Underwriters Lab.
flammability classification 94V-0.
-Built in strain relief.
-Super low forward voltage drop.
Mechanical data
-Case: JEDEC DO-214AC, molded plastic.
-Terminals: solderable per MIL-STD-750,
method 2026.
-Polarity: Color band denotes cathode end.
-Approx. weight: 0.064 grams
CDBA320L-G Thru. CDBA340L-G
Maximum Ratings and Electrical Characteristics
Single phase half wave, 60Hz, resistive or inductive load. For Capacitive load, derate current by 20%.
QW-BL005
Notes: 1. Thermal resistance from junction to ambient and junction to lead, P.C.B. mounted on 0.2×0.2 inch copper pad area.
Comchip Technology CO., LTD.
Max. repetitive peak reverse voltage
Max. DC blocking voltage
Max. RMS voltage
Peak surge forward current, 8.3ms
single half sine-wave superimposed
on rate load (JEDEC method)
Max. average forward current
Max. instantaneous forward at
3.0A
Max. DC reverse current at TA=25°C
rated DC blocking voltage TA=80°C
Max. thermal resistance (Note 1)
Max. operating junction temperature
Storage temperature
voltage
CDBA320L-G
UnitsSymbolParameter
VRRM
VDC
VRMS
IFSM
IO
VF
IR
RθJA
RθJL
TJ
TSTG
20
20
14
0.38
V
V
V
A
A
V
mA
O
C/W
O
C
O
C
CDBA340L-G
40
40
28
0.40
80
3.0
1.5
60
88
20
125
-50 to +150
Dimensions in inches and (millimeter)
DO-214AC (SMA)
0.110(2.79)
0.086(2.18)
0.067(1.70)
0.051(1.29)
0.209(5.31)
0.185(4.70)
0.012(0.31)
0.006(0.15)
0.008(0.20)
0.004(0.10)
0.059(1.50)
0.035(0.89)
0.091(2.31)
0.067(1.70)
0.180(4.57)
0.160(4.06)
QW-BL005
RATING AND CHARACTERISTIC CURVES (CDBA320L-G thru CDBA340L-G)
Percent of Rated Peak Reverse Voltage (%)
120800
Fig.1 Reverse Characteristics
0.01
0.1
1
10
100
R
v
r e u rent(m
A
)
e
e s C r
Forward Voltage (V)
0
Fig.2 Forward Characteristics
0.001
o w rd C
rren (A)
F r a
u
t
0.01
0.1
1
10
0.2
Reverse Voltage (V)
0.01
Fig.3 Junction Capacitance
0
J
n ti n apacian
ce(p )
u c o C
t F
100
300
600
700
0.1 1 10 100
O
Ambient Temperature ( C)
Fig.4 Current Derating Curve
0
A
verag
e For
w
ard C
urre
nt
(A)
2.0
3.5
Comchip Technology CO., LTD.
Page 2
REV:A
0.1
1.3
0.50.4
200
400
500
0 25 175
1.0
2.5
200
1.5
40 160
3.0
Low VF SMD Schottky Barrier Rectifiers
O
TJ=75 C
O
TJ=25 C
CDBA320L-G
CDBA340L-G
O
TJ=25 C
f=1MHz and applied
4VDC reverse voltage
Number of Cycles at 60Hz
Fig.5 Non-repetitive Forward Surge
Current
0
P a
F
r
a d u g
C
ur
e t )
e
k
o
w r S r
e
r n (A
60
120
1 10 100
20
80
40
100
O
TJ=25 C
8.3ms single half sine
wave, JEDEC method
50 75 100 125 150
0.5
O
TJ=25 C
Pulse width 300μS
4% duty cycle

CDBA340L-G

Mfr. #:
Manufacturer:
Comchip Technology
Description:
Schottky Diodes & Rectifiers LO VF SCHOTTKY DIODE 3A, 40V (Green)
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

Products related to this Datasheet