21DQ04

Bulletin PD-20707 rev. C 03/03

2

www.irf.com

Part number

21DQ04

V

R

Max. DC Reverse Voltage (V)

V

RWM

Max. Working Peak Reverse Voltage (V)

Voltage Ratings

40

V

FM

Max. Forward Voltage Drop

0.49

0.55

V

@ 2A

(1)

0.60

0.65

V

@ 4A

0.42

0.5

V

@ 2A

0.56

0.62

V

@ 4A

I

RM

Max. Reverse Leakage Current

0.01

0.50

mA

(1)

5.2

10

mA

T

J

= 125 °C

C

T

Typical Junction Capacitance

130

pF

V

R

= 5V

DC

(test signal range 100Khz to 1Mhz) 25°C

L

S

Typical Series Inductance

8.0

nH

Measured lead to lead 5mm from package body

T

J

= 25 °C

T

J

= 125 °C

V

R

= rated V

R

Typ.

Max.

Electrical Specifications

(1) Pulse Width < 300µs, Duty Cycle <2%

21DQ04

Parameters

Units

Conditions

I

F(AV)

Max. Average Forward Current

2

A

50% duty cycle @ T

C

= 112°C, rectangular wave form

* See Fig. 4

I

FSM

Max. Peak One Cycle Non-Repetitive

420

5µs Sine or 3µs Rect. pulse

Surge Current * See Fig. 6

70

10ms Sine or 6ms Rect. pulse

Non-Repetitive Avalanche Energy

5.0

mJ

I

AR

Repetitive Avalanche Current

1.0

A

Current decaying linearly to zero in 1 µsec

Frequency limited by T

J

max. V

A

= 1.5 x V

R

typical

Absolute Maximum Ratings

Following any rated

load condition and with

A

Parameters

21DQ04

Units

Conditions

Max. Junction Temperature Range (*)

-40 to 150

°C

Max. Storage Temperature Range

-40 to 150

°C

R

thJA

Max. Thermal Resistance Junction

100

°C/W DC operation

to Ambient

Without cooling fin

R

thJL

Typical Thermal Resistance Junction

25

°C/W DC Operation (* See Fig. 4)

to Lead

wt

Approximate Weight

0.33(0.012) g (oz.)

Case Style

DO-204AL(DO-41)

Thermal-Mechanical Specifications

Parameters

21DQ04 Units

Conditions

<

thermal runaway condition for a diode on its own heatsink

(*) dPtot

1

dTj

Rth( j-a)