SDM1M40LP8

Document number: DS37564 Rev. 4 - 2

2 of 5

www.diodes.com

October 2021

© Diodes Incorporated

SDM1M40LP8

Marking Information

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

40

V

Average Rectified Output Current

1

A

Non-Repetitive Peak Forward Surge Current 8.3ms

Single Half Sine-Wave Superimposed on Rated Load

8

A

Repetitive Peak Forward Current (tp = 1ms, duty cycle = 25%)

5

A

Characteristic

Symbol

Value

Unit

Typical Thermal Resistance, Junction to Case (Note 5)

130

°C/W

Operating and Storage Temperature Range

-65 to +150

°C

Characteristic

Symbol

Min

Typ

Max

Unit

Test Condition

Forward Voltage Drop (Note 6)

—

—

—

—

0.49

0.42

0.59

0.55

0.56

—

0.66

—

V

Leakage Current (Note 6)

—

—

—

0.0006

0.002

0.80

0.004

0.02

—

mA

Reverse Recovery Time

trr

—

8.4

—

ns

IF = 10mA, Irrm = 0.1Ir,Ta = +25°C

Total Capacitance

—

25

—

pF

VR = 5V, f = 1MHz

Notes:

5. Test with FR-4 PC board 1-inch sq. copper pad, 2oz.

6. Short duration pulse test used to minimize self-heating effect.

D4 = Product Type Marking Code

Dot Denotes Cathode Side