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SD103A Datasheet, PDF (1/3 Pages) Semtech Corporation – Silicon Schottky Barrier Diodes for general purpose applications 
R
SEMICONDUCTOR
SD103A THRU SD103C
SMALL SIGNAL SCHOTTKY DIODES
FEATURES
For general purpose applications
The SD103 series is a Metal-on-silicon junction Schottky barrier device which
is protected by a PN junction guard ring.The low forward voltage drop and fast
switching make it ideal for protection of MOS devices, steering, biasing, and
coupling diodes for fast switching and low logic le vel applications. Other applications
are click suppressions, efficient full wavebridges in telephone subsets, and blocking
diodes in re chargeable low voltage battery systems.
These diodes are also available in the MiniMELF case with the type designation
LL103A to thru LL103C.
High temperature soldering guaranteed:260°C/10 seconds at terminals
Component in accordance to RoHS 2011/65/EU
DO-35
0.079(2.0)
MAX
DIA
1.083(27.5)
MIN
0.150(3.8)
MAX
MECHANICAL DATA
Case: DO-35 Glass case
Weight: Approx. 0.13 gram
ABSOLUTE RATINGS(LIMITING VALUES)
Symbols
Peak Reverse Voltage
Power Dissipation (infinite Heat Sink)
SD103A
SD103B
SD103C
VRRM
VRRM
VRRM
Ptot
Maximum Single cycle surge 60Hz sine wave
IFSM
Junction temperature
TJ
Storage Temperature Range
TSTG
1) Valid provided that leads at a distance of 4mm from case are kept at ambient temperature
ELECTRICAL CHARACTERISTICS
(Ratings at 25°C ambient temperature unless otherwise specified)
Symbols
Min.
Leakage current at VR=30V
VR=20V
VR=10V
SD103A
IR
SD103B
IR
SD103C
IR
Forward voltage drop at IF=20mA
VF
IF=200mA
VF
Junction Capacitance at VR=0V ,f=1MHz
CJ
Reverse Recovery time at IF=IR=50mA,recover to 200mA
trr
recover to 0.1 IR
Thermal resistance,junction to Ambient
RqJA
1) Valid provided that electrodes are kept at ambient temperature
0.020(0.52)
MAX
DIA
1.083(27.5)
MIN
Dimensions in inches and (millimeters)
Value
40
30
20
400 1)
15
125
-55 to+150
Units
V
V
V
mW
A
°C
°C
Typ.
50
10
Max.
5
5
5
0.37
0.6
300 1)
Unis
mA
mA
mA
V
V
pF
ns
°C/W
JINAN JINGHENG ELECTRONICS CO., LTD.
3-1
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