DMP31D0U

2 of 7

www.diodes.com

April 2016

© Diodes Incorporated

DMP31D0U

Characteristic

Symbol

Value

Unit

Drain-Source Voltage

-30

V

Gate-Source Voltage

±8

V

Continuous Drain Current

Steady

State

-0.67

-0.48

-0.53

A

Pulsed Drain Current (Note 7)

2.5

A

Characteristic

Symbol

Value

Unit

Power Dissipation

(Note 5)

0.45

W

(Note 6)

0.71

W

Thermal Resistance, Junction to Ambient

(Note 5)

275

°C/W

(Note 6)

177

°C/W

Operating and Storage Temperature Range

-55 to +150

°C

Notes:

5. Device mounted on FR-4 PCB, with minimum recommended pad layout

6.

Device mounted on 1” x 1” FR-4 PCB with high coverage 2oz. Copper, single sided.

7. Device mounted on minimum recommended pad layout test board, 10µs pulse duty cycle = 1%.

0.001

0.01

0.1

1

10

100

1,000

T1, PULSE DURATION SECTION (sec)

Fig. 1 Single Maximum Power Dissipation

0

10

20

30

40

50

60

70

80

90

100

Single Pulse

Rthja = 176C/W

Rthja(t) = Rthja*r(t)

T - T = P*Rthja (t)

JA

0.000001 0.00001

0.0001

0.001

0.01

0.1

1

10

100

1,000

R

(t) = r(t)*R

R

= 176C/W

Duty Cycle, D = t1/t2





JA

JA

JA

t1, PULSE DURATION TIME (sec)

Fig. 2 Transient Thermal Resistance

0.001

0.01

0.1

1

r(t) @ D=Single Pulse

r(t) @ D=0.005

r(t) @ D=0.01

r(t) @ D=0.01

r(t) @ D=0.05

r(t) @ D=0.1

r(t) @ D=0.3

r(t) @ D=0.5

r(t) @ D=0.7

r(t) @ D=0.9