Diodes DFLS240 User Manual

Dfls240, Features, Mechanical data

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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

PowerDI

®

123

Features

Guard Ring Die Construction 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

@T

A

= 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

V

RRM

V

RWM

V

R

40

V

RMS Reverse Voltage

V

R(RMS)

28

V

Average Forward Current

I

F(AV)

2.0

A

Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load

I

FSM

40

A

Thermal Characteristics

Characteristic

Symbol

Typ

Max

Unit

Thermal Resistance, Junction to Ambient Air (Note 1)

R

θJA

73

°C/W

Thermal Resistance, Junction to Soldering Point (Note 2)

R

θJS

13 °C/W

Operating Temperature Range

T

J

-65 to +125

°C

Storage Temperature Range

T

STG

-65 to +150

°C

Electrical Characteristics

@T

A

= 25°C unless otherwise specified

Characteristic

Symbol

Min

Typ

Max

Unit

Test Condition

Reverse Breakdown Voltage (Note 3)

V

(BR)R

40

V

I

R

= 20

μA

Forward Voltage

V

F


0.52
0.65

0.58

0.7

V

I

F

= 1.0A

I

F

= 2.0A

Leakage Current (Note 3)

I

R



20

6.0

μA

mA

V

R

= 40V, T

A

= 25

°C

V

R

= 40V, T

A

= 100

°C

Total Capacitance

C

T

28

pF

V

R

= 10V, f = 1.0MHz

Notes:

1. Part mounted on Polymide board with 2 oz., copper, 74mm

2

pad layout. T

A

= 25°C

2. Theoretical R

θJS

calculated from the top center of the die straight 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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