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山东晶导微电子股份有限公司
Jingdao Microelectronics co.LTD
SCHOTTKY BARRIER DIODES
FEATURES
• Guard ring protection
• Low forward voltage drop
• For use in low voltage, high frequency inverters
• High surge current capability
MECHANICAL DATA
▪Case: SOD-323FL
▪Terminals: Solderable per MIL-STD-750, Method 2026
▪Approx. Weight: 4.5mg / 0.00016oz
Maximum Ratings and Electrical characteristics
Ratings at 25 °C ambient temperature unless otherwise specified.
Parameter
Symbols
Maximum recurrent peak reverse voltage
VRRM
Maximum RMS voltage
Maximum DC blocking voltage
VRMS
VDC
Continuous forward current
IF
Maximum DC Reverse Current at Rated DC Blocking Voltage
Peak Forward Surge Current, 8.3ms single half
sine-wave superimposed on rated load (JEDEC method)
Maximum Instantaneous Forward Voltage
@ IF=0.5A
@ IF=0.7A
Total capacitiance
VR=4V,f=1MHz
Total power dissipation
Thermal Resistance, Junction to Ambient Air
Junction Temperature
IR
IFSM
VF
Ctot
Ptot
RθJA
Tj
Storage Temperature
Tstg
B1040WSFL
PINNING
PIN DESCRIPTION
1 Cathode
2 Anode
2
1
Top View
Marking Code: SZ
Simplified outline SOD-323FL and symbol
B1040WSFL
40
28
40
1
50 @VR=20V
20
0.51
0.55
40
250
400
125
-55 ~ +150
Units
V
V
V
A
uA
A
V
pF
mW
°C/W
2018.06
SOD323FL-S-B1040WSFL-1A40V
Page 1 of 3

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山东晶导微电子股份有限公司
Jingdao Microelectronics co.LTD
B1040WSFL
Fig.1 Power Derating Curve
300
250
200
150
100
50
0
25 50 75 100 125 150
Ambient temperture Ta (°C)
Fig.3 Typical Forward Characteristic
1.0
0.1
0.01
0
0.2 0.4 0.6
Instaneous Forward Voltage (V)
0.8
Fig.5 Maximum Non-Repetitive Peak
Forward Surage Current
30
25
20
15
10
05
8.3 ms Single Half Sine Wave
(JEDEC Method)
00
1 10
Number of Cycles at 60Hz
100
Fig.2 Typical Reverse Characteristics
10 4
10 3
TJ=100°C
10 2
101
TJ=75°C
TJ=25°C
10 0
0
20 40 60 80 100
Percent of Rated Peak Reverse Voltage(%)
Fig.4 Typical Junction Capacitance
100
10
0.1
1 10
Reverse Voltage (V)
100
2018.06
www.sdjingdao.com
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山东晶导微电子股份有限公司
Jingdao Microelectronics co.LTD
PACKAGE OUTLINE
Plastic surface mounted package; 2 leads
ALL ROUND
HE
D
B1040WSFL
SOD-323FL
UNIT
A C D E e HE
max 1.0 0.25 1.8 1.35 0.4 2.7
mm
min 0.8 0.05 1.6 1.15 0.25 2.3
max 39 9.8 71 53 18 106
mil
min 31 2.0 63 45 10 91
8°
The recommended mounting pad size
3.05
(120)
0.8
(31)
Unit
mm
(mil)
Marking
Type number
B1040WSFL
Marking code
SZ
2018.06
JD806252A4
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