LESHAN RADIO COMPANY, LTD.
SCHOTTKY BARRIER SWITCHING DIODE
Features
·
·
·
·
·
·
Low Forward Voltage Drop
Guard Ring Construction for
Transient Protection
Negligible Reverse Recovery Time
Low Reverse Capacitance
Also Available in Lead Free Version
S- Prefix for Automotive and Other Applications Requiring
Unique Site and Control Change Requirements; AEC-Q101
Qualified and PPAP Capable.
Case: SOD-123, Plastic
Case material - UL Flammability Rating
Classification 94V-0
Moisture sensitivity: Level 1 per J-STD-020A
Polarity: Cathode Band
Leads: Solderable per MIL-STD-202,
Method 208
Also Available in Lead Free Plating
(Matte Tin Finish). Please See
Ordering Information, Note 4, on Page 2
Marking: Type Code only or Date Code and
Type Code
LMSD103AT1G
LMSD103BT1G
LMSD103CT1G
Weight: 0.01 grams (approx.)
Type Codes:
S4
S5
S6
LMSD103*T1G
S-LMSD103*T1G
1
2
Mechanical Data
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·
·
·
·
·
·
·
·
SOD-123
Equivalent Circuit Diagram
1
2
Cathode
Anode
Maximum Ratings
@ T
A
= 25°C unless otherwise specified
Symbol
V
RRM
V
RWM
V
R
V
R(RMS)
I
FM
@ t
£
1.0s
I
FSM
P
d
R
qJA
T
j
, T
STG
Characteristic
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Forward Continuous Current (Note 1)
Non-Repetitive Peak Forward Surge Current
Power Dissipation (Note 1)
Thermal Resistance, Junction to Ambient Air (Note 1)
Operating and Storage Temperature Range
LMSD103AT1G LMSD103BT1G LMSD103CT1G
40
28
30
21
350
1.5
400
300
-65 to +125
20
14
Unit
V
V
mA
A
mW
°C/W
°C
Electrical Characteristics
Characteristic
Reverse Breakdown Voltage (Note 2)
@ T
A
= 25°C unless otherwise specified
Symbol
LMSD103AT1G
LMSD103BT1G
LMSD103CT1G
V
(BR)R
V
FM
LMSD103AT1G
LMSD103BT1G
LMSD103CT1G
I
RM
C
T
t
rr
Min
40
30
20
¾
¾
¾
¾
Typ
¾
¾
¾
28
10
Max
¾
0.37
0.60
5.0
¾
¾
Unit
V
V
mA
pF
ns
Test Condition
I
R
= 100mA
I
F
= 20mA
I
F
= 200mA
V
R
= 30V
V
R
= 20V
V
R
= 10V
V
R
= 0V, f = 1.0MHz
I
F
= I
R
= 200mA,
I
rr
= 0.1 x I
R
, R
L
= 100W
Forward Voltage Drop (Note 2)
Peak Reverse Current (Note 2)
Total Capacitance
Reverse Recovery Time
Notes:
1. Part mounted on FR-4 board with recommended pad layout, which can be found on our website
2. Short duration test pulse used to minimize self-heating effect.
Rev.O 1/3
LESHAN RADIO COMPANY, LTD.
LMSD103*T1G , S-LMSD103*T1G
500
I
F
, INSTANTANEOUS FORWARD CURRENT (A)
1
P
d
, POWER DISSIPATION (mW)
400
0.1
T
A
= 125°C
T
A
= 75°C
300
0.01
T
A
= 25°C
200
T
A
= 0°C
0.001
T
A
= -40°C
100
0
0
25
50
75
100
125
150
0.0001
0
200
400
600
800
1000
V
F
, INSTANTANEOUS FORWARD VOLTAGE (mV)
Fig. 2 Typical Forward Characteristics
T
A
, AMBIENT TEMPERATURE (°C)
Fig.1 Power Derating Curve
1000
T
A
= 125°C
30
f = 1.0MHz
C
T
, TOTAL CAPACITANCE (pF)
T
A
= -40°C
100
T
A
= 75°C
25
20
15
10
5
10
1
T
A
= 25°C
0.1
T
A
= 0°C
0.01
0
5
10
15
20
25
30
35
40
V
R
, INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 3 Typical Reverse Characteristics
0
0
10
20
30
40
V
R
, REVERSE VOLTAGE (V)
Fig. 4 Typ. Total Capacitance vs. Reverse Voltage
Rev.O 2/3
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