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Электронный компонент: B0520LW

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Surface Mount Schottky Barrier Diodes
SOD-123 Outline Dimensions
*Low Forward Voltage
*Very Small Conduction Losses
*Schottky Barrier Diodes Encapsulated in a SOD-123 Package
Description:
These schottky barrier diodes are designed for high speed
switching applications circuit protection, and voltage clamping,
Extremely low forward voltage reduces conduction loss,
Miniature surface mount package is excellent for hand held and
portable applications where space is limited.
Features:
WEITRON
http://www.weitron.com.tw
B0520LW
SMALL SIGNAL
SCHOTTKY DIODES
500m AMPERES
20 VOLTS
SOD-123
Unit:mm
1
2
Dim
A
B
C
D
E
H
J
K
Min
2.55
1.40
0.95
0.50
-
-
3.55
Max
2.85
1.80
1.35
0.70
0.10
0.15
3.85
SOD-123
0.30 REF
PIN 1. CATHODE
2. ANODE
Device Marking
Item
Marking
Eqivalent Circuit diagram
2
1
B0520LW
B
I
WEITRON
http://www.weitron.com.tw
B0520LW
Note: 1. Valid provited that leads are kept at ambient tememperature.
2. Pulse Test : Pulse width = 300s, Duty Cycle 2%
Maximum Ratings
(TA=25 C Unless otherwise noted)
Characteristic
Reverse Voltage
Peak Repetitive
Working Peak Reverse Voltage
DC Blocking Voltage
Typical thermal Resistance junction to
Ambient Note (1)
Symbol
V
RRM
V
RWM
V
R
V
R
(
RMS
)
I
FSM
I
F(AV)
B0520LW
Unit
V
V
A
mA
K/W
Operating & Storage Temperature Range
T
J
T
STG
-55 to +125
C
R
JA
244
Non-Repetitive Peak Forward Surge Current
8.3ms single half sine-wave superimpose on
rated load (JEDEC Method)
RMS Reverse Voltage
Average Rectified Output Current
20
14
500
5.5
Characteristic
Symbol
Minimum Reverse Breakdown Voltage(2)
(IR=250A)
V(BR)R
Unit
Forward Voltage Note(2)
IF=0.1A Tj=25 C
IF=0.5A Tj=25 C
IF=0.1A Tj=100 C
IF=0.5A Tj=100 C
VF
V
V
Junction capacitance
f
=1MHZ V
R
=0VDC
Cj
170
PF
Reverse Current Note(2)
IR
75
250
Adc
-
-
-
-
Electrical Characteristics
(TA=25 C Unless otherwise noted)
Min
Max
20
V
R
=10V Tj=25 C
V
R
=20V Tj=25
0.300
0.385
0.220
0.330
-
-
-
-
C
WEITRON
http://www.weitron.com.tw
B0520LW
V
F
, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig, 2 Typical Forward Characterictics
0
0.2
0.4
0.6
0.8
1.0
10
1.0
0.1
0.01
T
J
= 25 C
Pulse width = 300s
2% duty cycle
I
F
,

I
N
S
T
A
N
T
N
E
O
U
S

F
W
D

C
U
R
R
E
N
T

(
A
)
1.0
0.75
0.50
0.25
0
0
25
50
75
100
125
150
T
L
, LEAD TEMPERATURE ( C)
FIG, 1 Forward Current Derating Curve
I
O
,

A
V
E
R
A
G
E

R
E
C
I
T
I
F
I
E
D

C
U
R
R
E
N
T

(
A
)
V
R.
REVERSE VOLTAGE (V)
Fig, 3 Typ, Junction Capacitance vs. Reverse Voltage
0
5
10
15
20
1000
100
10
1.0
C
j
,
C
A
P
A
C
I
T
A
N
C
E

(
p
F
)