Notes: 1. Short duration test pulse to minimize self-heating effect.

2. Device mounted on FR-4 PC board with recommended pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf.

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 0609 (week 9, 2006) and newer are built with Green Molding Compound. Product

manufactured prior to Date Code 0609 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.

6. Package is non-polarized. Parts may be on reel in orientation illustrated, 180

Lead-free Green

DS30372 Rev. 9 - 2

1 of 3

SDM03MT40/A

www.diodes.com

SDM03MT40/A

SURFACE MOUNT SCHOTTKY BARRIER DIODE

Features

·

Low Forward Voltage Drop

·

Guard Ring Die Construction for Transient Protection

·

Ideal for low logic level applications

·

Low Capacitance

·

Lead Free/RoHS Compliant (Note 3)

·

"Green" Device, Note 4 and 5

Mechanical Data

·

Case: SOT-26

·

Case Material: Molded Plastic, "Green" Molding Compound,

Note 5. UL Flammability Classification Rating 94V-0

·

Moisture Sensitivity: Level 1 per J-STD-020C

·

Polarity: See Diagram

·

Leads: Matte Tin (Lead Free), Solderable per MIL-STD-202,

Method 208

·

Lead Free Plating (Matte Tin Finish annealed over Copper

leadframe).

·

Marking: Marking Code & Date Code (See Page 3)

·

Marking Code: KSR, KSK

·

Weight: 0.016 grams (approximate)

Characteristic

Symbol

Value

Unit

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

40

V

RMS Reverse Voltage

28

V

Forward Continuous Current (Note 2)

30

mA

Non-Repetitive Peak Forward Surge Current @8.3ms

Single half sine-wave superimposed on rated load

(JEDEDC method)

200

mA

Power Dissipation (Note 2)

225

mW

Thermal Resistance, Junction to Ambient Air

444

°C/W

Operating and Storage Temperature Range

-40 to +125

°C

Electrical Characteristics

Characteristic

Symbol

Min

Typ

Max

Unit

Test Condition

Reverse Breakdown Voltage (Note 1)

40

¾¾

V

Forward Voltage Drop (Note 1)

¾¾

370

mV

Leakage Current (Note 1)

¾¾

1

mA

Total Capacitance

¾

2

¾

pF

°C unless otherwise specified

A

M

J

L

D

F

B C

H

K

TOP VIEW

SOT-26

Dim

Min

Max

Typ

A

0.35

0.50

0.38

B

1.50

1.70

1.60

C

2.70

3.00

2.80

D

¾¾

0.95

F

¾¾

0.55

H

2.90

3.10

3.00

J

0.013 0.10

0.05

K

1.00

1.30

1.10

L

0.35

0.55

0.40

M

0.10

0.20

0.15

a

0

°

8

°¾

All Dimensions in mm

SDM03MT40

(KSR marking

code)

SDM03MT40A

(KSK marking

code)

(See Note 6)

SPICE MODEL: SDM03MT40