B5817W thru B5819W
SURFACE MOUNT
SCHOTTKY BARRIER DIODE
FEATURES
•
For use in low voltage, high frequency inverters, free
wheeling, and polarity protection applications
MECHANICAL DATA
•
Case: SOD-123 Plastic
•
Case Material: “Green” molding compound, UL
flammability classification 94V-0, (No Br. Sb. CI)
•
Moisture Sensitivity: Level 1 per J-STD-020D
•
Lead Free in RoHS 2002/95/EC Compliant
REVERSE VOLTAGE – 20 to 40 Volts
FORWARD CURRENT – 1 Ampere
SOD-123
SOD-123
Dim.
A
B
C
D
E
F
G
H
Min.
3.55
1.50
2.60
0.45
0.08
0.25
1.05
0.00
Max.
3.85
1.70
2.80
0.65
0.15
0.45
1.25
0.10
Dimensions in millimeter
Maximum Ratings & Thermal Characteristics
@ T
A
= 25℃ unless otherwise specified
Characteristic
Repetitive Peak Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Average Rectified Output Current
Peak Forward Surge Current@t=8.3ms
Repetitive Peak Forward Current
Power Dissipation
Thermal Resistance Junction to Ambient
Storage Temperature Range
Symbol
V
RRM
V
RWM
V
R
V
R(RMS)
I
F
I
FSM
I
FRM
P
D
R
Θ
JA
T
STG
B5817W
20
14
B5818W
30
21
1
9
1.5
250
500
-65~+150
B5819W
40
28
Units
V
V
A
A
A
mW
℃
/W
℃
Electrical Characteristics
@
T
A
= 25℃ unless otherwise specified
Characteristic
Reverse Breakdown Voltage
Maximum Forward Voltage
Maximum DC Reverse Current
at Rated DC Blocking Voltage
Typical Junction Capacitance
Test Condition
I
R
= 1mA
I
F
= 1A
I
F
= 3A
V
R
= 20V
V
R
= 30V
V
R
= 40V
V
R
=4V,f=1MHz
Symbol
V
BR
V
F
I
R
C
T
B5817W
20
450
750
1
--
--
B5818W
30
550
875
--
1
--
120
B5819W
40
600
900
--
--
1
Unit
V
mV
mA
pF
REV. 1, Oct-2010, KSHR08
RATING AND CHARACTERISTIC CURVES
B5817W thru B5819W
FIG.1- FORWARD CURRENT DERATING CURVE
1.2
10
FIG.2- MAXIMUM NON-REPETITIVE SURGE
CURRENT
I
O
, AVERAGE FO RWARD CURRENT, (A)
1
PEAK FORWARD SURGE CURRENT,
(A)
9
8
7
6
5
4
3
2
1
0
0.8
0.6
0.4
0.2
Resistive or Inductive load,
0.375”(9.5mm) lead length.
0
25
50
75
100
O
8.3ms Single Half-Wave
0
125
150
1
10
100
T
L
, LEAD TEMAERATURE, ( C)
NUMBER OF CYCLES AT 60Hz
FIG.3- TYPICAL FORWORD CHARACTERISTICS
100
100
FIG.4- TYPICAL REVERS E CHARACTERISTICS
I
F
, INSTANTANEOUS FORWARD
I
R
, INSTANTANEOUS REVERSE
10
10
125℃
CURRENT, (mA)
1
CURRENT, (A)
125℃
1
75℃
0.1
25℃
0.1
Pulse width=300us,
2% duty cycle
0.01
25℃
0.01
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
0.001
0
20
40
60
80
100
V
F
, INSTANTANEOUS FORWARD VOLTAGE, (V)
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
FIG.5- TYPICAL JUNCTION CAPACITANCE
1000
CAP ACI TANCE, (pF)
100
10
Tj=25℃, f=1MHz
1
0.1
1
10
100
REVERSE VOLTAGE, (V)
Device Marking :
Device P/N
B5817W
B5818W
B5819W
Marking
SJ
SK
SL
Equivalent Circuit Diagram
Legal Disclaimer Notice
B5817W thru B5819W
Important Notice and Disclaimer
LSC reserves the right to make changes to this document and its products and specifications
at any time without notice. Customers should obtain and confirm the latest product
information and specifications before final design, purchase or use.
LSC makes no warranty, representation or guarantee regarding the suitability of its products
for any particular purpose, nor does LSC assume any liability for application assistance or
customer product design. LSC does not warrant or accept any liability with products which
are purchased or used for any unintended or unauthorized application.
No license is granted by implication or otherwise under any intellectual property rights of
LSC.
LSC products are not authorized for use as critical components in life support devices or
systems without express written approval of LSC.
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