B0520LW
Surface Mount Schottky Barrier Diodes
Features: *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.
SMALL SIGNAL SCHOTTKY DIODES 500m AMPERES 20 VOLTS
1
2
SOD-123
SOD-123 Outline Dimensions
Unit:mm
SOD-123
Dim A B C D E H J K Min Max 2.55 2.85 1.40 1.80 0.95 1.35 0.50 0.70 0.30 REF 0.10 0.15 3.55 3.85
PIN 1. CATHODE 2. ANODE
WEITRON
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Rev.A 12-Nov-09
B0520LW
Maximum Ratings
Characteristic
Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Average Rectified Output Current Non-Repetitive Peak Forward Surge Current 8.3ms single half sine-wave superimpose on rated load (JEDEC Method) Typical thermal Resistance junction to Ambient Note (1) Operating & Storage Temperature Range
(TA=25 C Unless otherwise noted) Symbol
VRRM VRWM VR VR(RMS) IF(AV) IFSM
B0520LW
20 14 500 5.5
Unit
V V
mA A
K/W C
R JA TJ TSTG
244 -55 to +125
Electrical Characteristics
Characteristic
(TA=25 C Unless otherwise noted) Symbol
V(BR)R
Min
20
Max 0.300 0.385 0.220 0.330 75 250 170
Unit
V
Minimum Reverse Breakdown Voltage(2) (IR=250µA) 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 Reverse Current Note(2) VR=10V Tj=25 C VR=20V Tj=25 C Junction capacitance f=1MHZ VR=0VDC
VF
-
V
IR
-
µAdc
Cj
PF
Device Marking
Item B0520LW
Marking
Eqivalent Circuit diagram
1 2
SD, B2
Note: 1. Valid provited that leads are kept at ambient tememperature. 2. Pulse Test : Pulse width = 300µs, Duty Cycle 2%
WEITRON
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Rev.A 12-Nov-09
B0520LW
1.0
IO, AVERAGE RECITIFIED CURRENT (A) IF, INSTANTNEOUS FWD CURRENT (A)
10
0.75
1.0
0.50
0.1
0.25
0
0
25
50
75
100
125
150
0.01
TJ = 25 C Pulse width = 300µs 2% duty cycle
0
0.2
0.4
0.6
0.8
1.0
TL, LEAD TEMPERATURE ( C) FIG, 1 Forward Current Derating Curve
VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig, 2 Typical Forward Characterictics
1000
Cj , CAPACITANCE (pF)
100
10
1.0
0
5
10
15
20
VR.REVERSE VOLTAGE (V) Fig, 3 Typ, Junction Capacitance vs. Reverse Voltage
WEITRON
http://www.weitron.com.tw
3/3
Rev.A 12-Nov-09
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