BLF573_BLF573S#4

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© Ampleon The Netherlands B.V. 2015. All rights reserved.

Product data sheet

Rev. 4 — 1 September 2015

2 of 16

BLF573; BLF573S

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

BLF573 (SOT502A)

1drain

2gate

3source

[1]

BLF573S (SOT502B)

1drain

2gate

3source

[1]

3

2

1

sym112

1

3

2

3

2

1

sym112

1

3

2

Table 3.

Ordering information

Type number Package

Name Description

Version

BLF573

-

flanged LDMOST ceramic package; 2 mounting holes; 2 leads SOT502A

BLF573S

-

earless flanged LDMOST ceramic package, 2 leads

SOT502B

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

-

42

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

[1]

0.21

K/W