CHENYI SD103C

SD103A
THRU
SD103C
Shanghai Lunsure Electronic
Technology Co.,Ltd
Tel:0086-21-37185008
Fax:0086-21-57152769
Features
l
Low Reverse Recovery Time
l
Low Reverse Capacitance
l
Low Forward Voltage Drop
Small Signal
Schottky Diodes
l Guard Ring Construction for Transient Protection
Mechanical Data
l Case: DO-35, Glass
DO-35
l Terminals: Solderable per MIL-STD-202, Method 208
l Polarity: Indicated by Cathode Band
Maximum Ratings @ 25oC Unless Otherwise Specified
D
Characteristic
Symbol
Peak Repetitive Reverse Voltage
VRRM
Working Peak Reverse Voltage
VRWM
DC Blocking Voltage
VR
RMS Reverse Voltage
VR(RMS)
Maximum sigle cycle surge 60Hz
sine wave
IFSM
15A
Power Dissipation(Note 1)
Thermal Resistance, Junction to
Ambient
Pd
400mW
R
300K/W
Junction Tmperature
Tj
125 C
Operation/Storage Temp. Range
SD103A
SD103B
SD103C
40V
30V
20V
A
Cathode
Mark
28V
21V
14V
B
D
o
C
o
TSTG
-55 to +150 C
Electrical Characteristics @ 25oC Unless Otherwise Specified
Charateristic
Symbol Type
SD103A
Leakage
SD103B
Current
SD103C
Maximum Forward
Max
5.0uA
IR
VF M
-----
-----
Voltage Drop
VR =30V
5.0uA
VR =20V
5.0uA
VR =10V
0.37V
IF =20mA
0.60V
IF =200mA
Junction Capacitance
Cj
50pF
-----
Reverse Recovery Time
t rr
10ns
-----
DIMENSIONS
Test Condition
DIM
A
B
C
D
INCHES
MIN
------1.000
VR =0V, f=1.0MHz
IF =IR =50mA, recover to
200mA/0.1IR
Note: 1. Valid provided that electrodes are kept at ambient temperature
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MAX
.166
.079
.020
---
MM
MIN
------25.40
MAX
4.2
2.00
.52
---
NOTE
SD103A thru SD103C
Figure 1. Typical variation of forward current vs. Forward.
Voltage for primary conduction through the
schottky barrier
Figure 2. Typical high current forward
conduction curve tp=300ms,duty cycle=2%
IF(mA)
A
Tj= 25 C
IF
IF
VF
VF
Figure 3. Typical non repetitive forward surge
current versus pulse width
A
mA
IF
IF
ms
tp
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VR
SD103A thru SD103C
Figure 5. Blocking deration versus temperature
at various average forward currents
V
VR
TA
Figure 6. Typical capacitance versus
reverse voltage
pF
Ctot
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