BLF574

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© Ampleon Netherlands B.V. 2016. All rights reserved.

Product data sheet

Rev. 4 — 1 December 2016

2 of 19

BLF574

HF / VHF power LDMOS transistor

2. Pinning information

[1]

Connected to flange.

3. Ordering information

4. Limiting values

5. Thermal characteristics

[1]

Table 2.

Pinning

Pin

Description

Simplified outline

Graphic symbol

1drain1

2drain2

3gate1

4gate2

5source

[1]

5

12

4

3

4

3

5

1

2

sym117

Table 3.

Ordering information

Type number

Package

Name

Description

Version

BLF574

-

flanged balanced LDMOST ceramic package;

2 mounting holes; 4 leads

SOT539A

Table 4.

Limiting values

In accordance with the Absolute Maximum Rating System (IEC 60134).

Symbol

Parameter

Conditions

Min

Max

Unit

drain-source voltage

-

110

V

gate-source voltage

0.5

+11

V

drain current

-

56

A

storage temperature

65

+150

C

junction temperature

-

225

C

Table 5.

Thermal characteristics

Symbol

Parameter

Conditions

Typ

Unit

thermal resistance from

junction to case

0.23

K/W