COMCHIP CDBA5818-G

SMD Schottky Barrier Rectifiers
SMD Diodes Specialist
CDBA5817-G Thru CDBA5819-G
Reverse Voltage: 20 - 40 Volts
Forward Current: 1A or 3 A
RoHS Device
Features
SMA/DO-214AC
Ideal for surface mount applications.
Easy pick and place.
Plastic package has Underwriters Lab,
flamability classification94V-0.
0.110(2.79)
0.086(2.18)
0.067(1.70)
0.051(1.29)
Built-in strain relief.
0.180(4.57)
0.160(4.06)
Low forward voltage drop.
0.012(0.31)
0.006(0.15)
Mechanical data
0.091(2.31)
0.067(1.70)
Case: JEDEC DO-214AC, molded plastic.
Terminals: Solderable per MIL-STD-750,
method 2026.
0.008(0.20)
0.004(0.10)
0.059(1.50)
0.035(0.89)
0.209(5.31)
0.185(4.70)
Polarity: Color band denotes cathode end.
Weight: 0.064 gram(approx.).
Dimensions in inches and (millimeter)
Maximum Ratings (at T A =25 C unless otherwise noted)
O
Symbol CDBA5817-G
Parameter
Max. Repetitive Peak Reverse Voltage
CDBA5818-G
CDBA5819-G
Unit
V RRM
20
30
40
V
V DC
20
30
40
V
Max. RMS Voltage
V RMS
14
21
28
V
Peak Surge Forward Current
8.3ms single half sine-wave
suprimposed on rate load
(JEDEC method)
I FSM
25
A
IO
1
A
Max. DC Bolcking Voltage
Max. Average Forward Current
Max. The rmal Res ist an ce
R
St or ag e Temper at ur e
T STG
Max. Oper at ing Ju nc tion Temper at ur e
O
20
JL
C/ W
O
+1 25
Tj
C
O
-65 to +1 50
C
Electrical Characteristics (at T A =25 C unless otherwise noted)
O
Symbol CDBA5817-G
Parameter
Max. Forward Voltage at 1.0 A
at 3.0 A
VF
0.45
0.75
CDBA5818-G
CDBA5819-G
Unit
0.550
0.775
0.60
0.90
V
Max. DC Reverse Current at Rated DC
Blocking Voltage
Ta = 25 C
Ta = 100 C
IR
0.5
20
mA
Typical Junction Capacitance
Cj
65
pF
O
O
REV:A
QW-BB013
Page 1
SMD Schottky Barrier Rectifiers
SMD Diodes Specialist
RATING AND CHARACTERISTIC CURVES (CDBA5817-G Thru CDBA5819-G)
Fig. 2 - Reverse characteristics
Fig. 1 - Forward characteristics
1000
10
Reverse current (mA)
=2
5
O
C
1.0
Tj
Forward current (A)
O
0.1
Tj=125 C
100
10
O
Tj =25 C
1
Pulse width 300us
1% duty cycle
0.01
0.1
0
0.2
0.4
0.6
0.8
1.0
0
10
30
20
40
50
Forward voltage (V)
Percent of rated peak reverse voltage (%)
Fig.3 - Capacitance between
terminals characteristics
Fig.4 - Current derating curve
1000
f=1MHz
Tj=25 C
100
Average forward current(A)
Junction capacitance( P F)
O
1.2
1.0
0.8
0.6
0.4
0.2
0
10
0.1
10
1
100
0
25
50
75
100
125
150
O
Reverse voltage (V)
Lead temperature ( C)
Fig.5 - Non repetitive peak forward
surge current
Peak surge forward current(A)
35
8.3 ms single half sine
wave JEDEC mehode
30
25
20
15
O
Tj =25 C
10
5
0
1
10
100
Number of cycles at 60 Hz
REV:A
QW-BB013
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