©2003 Fairchild Semiconductor Corporation

November 2003

FDS3572 Rev. A

FDS3572

80V, 8.9A, 16m

Ω

Features

• Low Miller Charge

• Optimized efficiency at high frequencies

• UIS Capability (Single Pulse and Repetitive Pulse)

Formerly developmental type 82663

Applications

• Primary switch for Isolated DC/DC converters

• Distributed Power and Intermediate Bus Architectures

• High

Voltage

Synchronous

Rectifier for

DC

Bus

Converters

Thermal Characteristics

Package Marking and Ordering Information

Symbol

Parameter

Ratings

Units

Drain to Source Voltage

80

V

Gate to Source Voltage

±20

V

Drain Current

8.9

A

5.6

A

Pulsed

Figure 4

A

Single Pulse Avalanche Energy (Note 1)

515

mJ

Power dissipation

2.5

W

Operating and Storage Temperature

-55 to 150

Thermal Resistance, Junction to Case (Note 2)

25

Thermal Resistance, Junction to Ambient at 10 seconds (Note 3)

50

Thermal Resistance, Junction to Ambient at 1000 seconds (Note 3)

85

Device Marking

Device

Package

Reel Size

Tape Width

Quantity

FDS3572

FDS3572

SO-8

330mm

12mm

2500 units

SO-8

Branding Dash

1

5

2

3

4

4

3

2

1

5

6

7

8