348

Revised: November 1, 2010 05:04 PM

©2010 Littelfuse, Inc

Specifications are subject to change without notice.

Please refer to http://www.littelfuse.com for current information.

15 / 20 / 25 Amp Rectifiers

Dxx15L & Dxx20L & Dxx25L Series

Symbol

Parameter

Test Conditions

Value

Unit

t

rr

Reverse-recovery Time

I

TYP.

4

μs

Static Characteristics

Symbol

Test Conditions

Value

Unit

V

FM

15A Device I

MAX.

1.6

V

20A Device I

25A Device I

I

RM

V

RRM

T

400-600V

MAX.

10

μA

800-1000V

20

T

400-800V

500

1000V

3000

T

400-800V

1000

Thermal Resistances

Symbol

Parameter

Value

Unit

R

θ(J-C)

Junction to case (AC)

Dxx15L

2.85

°C/W

Dxx20L

2.55

Dxx25L

2.50

Note: xx = voltage

Figure 1: On-State Current vs. On-State

Voltage (Typical)

T

0

20

40

60

80

100

120

140

160

0.70.8

0.91.0

1.11.2

1.31.4

1.51.6

1.71.8

Dxx25L

Dxx20L

Dxx15L

Instantaneous Forward Voltage (v

Figure 2: Power Dissipation vs. RMS On-State

Current (Typical)

0

4

8

12

16

20

0246

810121416

Single pulse rectification

60Hz sine wave

Dxx25L

Dxx20L

Dxx15L

Average Forward Current [I