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DFLS240
Document number: DS30519 Rev. 4 - 2
1 of 3
www.diodes.com
November 2008
? Diodes Incorporated
DFLS240
PowerDI is a registered trademark of Diodes Incorporated.
2.0A SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER ?
123
PowerDI
Features
?
Guard Ring Die Constructi
on for Transient Protection
?
High Current Capability
?
Low Leakage Current
?
Patented Interlocking Clip Design for High Surge Current
Capacity
?
Lead Free Finish, RoHS Compliant (Note 4)
?
"Green" Molding Compound (No Br, Sb)
?
Qualified to AEC-Q101 Standards for High Reliability
Mechanical Data
?
Case: PowerDI
?123
?
Case Material: Molded Plastic, "Green" Molding Compound
UL Flammability Classification Rating 94V-0
?
Moisture Sensitivity: Level 1 per J-STD-020D
?
Terminal Connections: Cathode Band
?
Terminals: Finish – Matte
Tin Annealed Over Copper
leadframe. Solderable per MIL-STD-202, Method 208
?
Marking Information: See Page 2
?
Ordering Information: See Page 2
?
Weight: 0.01 grams (approximate)
Maximum Ratings
@TA
= 25°C unless otherwise specified
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitance load, derate current by 20%.
Characteristic
Symbol
Value
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
40
V
RMS Reverse Voltage
VR(RMS)
28
V
Average Forward Current
IF(AV)
2.0
A
Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load
IFSM
40
A
Thermal Characteristics
Characteristic
Symbol
Typ
Max
Unit
Thermal Resistance, Junction to Ambient Air (Note 1)
RθJA
73
?
°C/W
Thermal Resistance, Junction to Soldering Point (Note 2)
RθJS
?
13 °C/W
Operating Temperature Range
TJ
-65 to +125 °C
Storage Temperature Range
TSTG
-65 to +150 °C
Electrical Characteristics
@TA
= 25°C unless otherwise specified
Characteristic
Symbol
Min
Typ
Max
Unit
Test Condition
Reverse Breakdown Voltage (Note 3)
V(BR)R
40
?
?
V
IR
= 20
μA
Forward Voltage
VF
?
?
0.52
0.65
0.58
0.7
V
IF
= 1.0A
IF
= 2.0A
Leakage Current (Note 3)
IR
?
?
?
?
20
6.0
μA
mA
VR
= 40V, T
A
= 25
°C
VR
= 40V, T
A
= 100
°C
Total Capacitance
CT
?
28
?
pF
VR
= 10V, f = 1.0MHz
Notes: 1. Part mounted on Polymide board with 2 oz., copper, 74mm2
pad layout. T
A
= 25°C
2. Theoretical RθJS
calculated from the top center of the die straig
ht down to the PCB/cathode tab solder junction.
3. Short duration pulse test used to minimize self-heating effect.
4. EU Directive
2002/95/EC (RoHS). All applicable RoHS exemptions applied, see EU Directive
2002/95/EC
Annex Notes.
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