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DFLS240L
Document number: DS30516 Rev. 8 - 2
1 of 4
www.diodes.com
November 2009
? Diodes Incorporated
DFLS240L
PowerDI is a registered trademark of Diodes Incorporated.
2.0A LOW VF SCHOTTKY BARRIER RECTIFIER ?
123
PowerDI
Features
?
Guard Ring Die Constructi
on for Transient Protection
?
Low Power Loss, High Efficiency
?
High Surge Capability
?
High Current Capability and Low Forward Voltage Drop
?
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-020
?
Terminal Connections: Cathode Band
?
Terminals: Finish – Matte Tin An
nealed 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
50
A
Thermal Characteristics
Characteristic
Symbol
Typ
Max
Unit
Power Dissipation (Note 1)
PD
?
1.67 W
Power Dissipation (Note 2)
PD
?
556
mW
Thermal Resistance Junction to Ambient (Note 1)
RθJA
60
?
°C/W
Thermal Resistance Junction to Ambient (Note 2)
RθJA
180
?
°C/W
Thermal Resistance Junction to Soldering (Note 3)
RθJS
?
5
°C/W
Operating Temperature Range (See figure 4)
TJ
-55 to +125
°C
Storage Temperature Range
TSTG
-55 to +150
°C
Electrical Characteristics
@TA
= 25°C unless otherwise specified
Characteristic
Symbol
Min
Typ
Max
Unit
Test Condition
Reverse Breakdown Voltage (Note 5)
V(BR)R
40
?
?
V
IR
= 500
μA
Forward Voltage
VF
?
?
?
0.4
0.45
0.50
0.45
0.50
0.65
V
IF
= 1.0A
IF
= 2.0A
IF
= 3.0A
Leakage Current (Note 5)
IR
?
?
?
?
?
?
?
?
0.1
10
0.05
5
mA
VR
= 40V
VR
= 40V, T
J
= 85
°C
VR
= 20V
VR
= 20V, T
J
= 85
°C
Total Capacitance
CT
?
90
?
pF
VR
= 10V, f = 1.0MHz
Notes: 1. Part mounted on 50.8mm X 50.8mm GETEK board with 25.4mm X 25.4mm copper pad, 25% anode, 75% cathode.
2. Part mounted on FR-4 board with 1.8mm X 2.5mm cathode and 1.8mm X 1.2mm anode, 1 oz. copper pads.
3. Theoretical RθJS
calculated from the top center of the die straig
ht down to the PCB cathode tab solder junction.
4. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions
applied. Please visit our website at http://www.diodes.com/p
roducts/lead_free.html.
5. Short duration pulse test used to minimize self-heating effect.
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