SDMG0340L /LA /LC /LS
SURFACE MOUNT SCHOTTKY BARRIER DIODE
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Features
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Low Forward Voltage Drop
Fast Switching
Ultra-Small Surface Mount Package
PN Junction Guard Ring for Transient and ESD Protection
Lead Free/RoHS Compliant (Note 3)
"Green" Device (Note 4 and 5)
Mechanical Data
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Case: SOT-323
Case Material: Molded Plastic, "Green" Molding Compound,
Note 5. UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020D
Terminals: Solderable Per MIL-STD-202, Method 208
Lead Free Plating (Matte Tin Finish annealed over
Alloy 42 leadframe)
Terminal Connections: See Diagram
Marking Information: See Page 3
Ordering Information: See Page 3
Weight: 0.006 grams (approximate)
Top View
SDMG0340L
SDMG0340LA
SDMG0340LC
SDMG0340LS
Maximum Ratings
@T
A
= 25°C unless otherwise specified
Symbol
V
RRM
V
RWM
V
R
V
R(RMS)
I
FM
I
FSM
Value
40
28
30
200
Unit
V
V
mA
mA
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
@ t = 8.3ms
Thermal Characteristics
Characteristic
Power Dissipation (Note 1)
Thermal Resistance Junction to Ambient Air (Note 1)
Operating and Storage Temperature Range
Symbol
P
D
R
θ
JA
T
J,
T
STG
Value
200
625
-40 to +125
Unit
mW
°C/W
°C
Electrical Characteristics
Characteristic
Reverse Breakdown Voltage (Note 2)
Forward Voltage
Leakage Current (Note 2)
Total Capacitance
Notes:
@T
A
= 25°C unless otherwise specified
Symbol
V
(BR)R
V
F
I
R
C
T
Min
40
⎯
⎯
⎯
Typ
⎯
295
150
2.0
Max
⎯
370
1000
⎯
Unit
V
mV
nA
pF
Test Condition
I
R
= 10μA
I
F
= 1.0mA
V
R
= 10V
V
R
= 1V, f = 1.0MHz
1. Device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch; pad layout as shown on Diodes Inc. suggested pad layout document AP02001,
which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf.
2. Short duration pulse test used to minimize self-heating effect.
3. No purposefully added lead.
4. Diodes Inc.'s "Green" Policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
5. Product manufactured with date code 0627 (week 27, 2006) and newer are built with Green Molding Compound. Product manufactured prior to date
code 0627 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
SDMG0340L /LA /LC /LS
Document number: DS30248 Rev. 12 - 2
1 of 4
www.diodes.com
July 2008
© Diodes Incorporated
SDMG0340L /LA /LC /LS
1
I
F
, INSTANTANEOUS FORWARD CURRENT (A)
100m
10m
1m
I
R
, INSTANTANEOUS REVERSE CURRENT (A)
0.8
1.0
1.2
1.4
100n
10n
0
0.2
0.4
0.6
1n
0
5
10
15
20
25
30
35
V
R
, INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 2 Typical Reverse Characteristics
10
V
F
, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 1 Typical Forward Characteristics
100
t
rr
, REVERSE RECOVERY TIME (ns)
5
C
T
, TOTAL CAPACITANCE (pF)
10
2
1
0.5
1
0.2
0.1
0.1
0
5
10
15
20
25
V
R
, REVERSE VOLTAGE (V)
Fig. 3 Typical Total Capacitance, per Element
0
4
8
12
16
20
24
28
I
F
, FORWARD CURRENT (mA)
Fig. 4 Typical Reverse Recovery Time Characteristics
250
P
D
, POWER DISSIPATION (mW)
200
150
100
50
0
0
40
80
120
160
200
T
A
, AMBIENT TEMPERATURE (
°
C)
Fig. 5 Power Derating Curve, Total Package
SDMG0340L /LA /LC /LS
Document number: DS30248 Rev. 12 - 2
2 of 4
www.diodes.com
July 2008
© Diodes Incorporated
SDMG0340L /LA /LC /LS
IMPORTANT NOTICE
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product
described herein; neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall
assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website,
harmless against all damages.
LIFE SUPPORT
Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written
approval of the President of Diodes Incorporated.
SDMG0340L /LA /LC /LS
Document number: DS30248 Rev. 12 - 2
4 of 4
www.diodes.com
July 2008
© Diodes Incorporated
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