May 2011

Doc ID 15486 Rev 3

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SD4931

RF power transistors

HF/VHF/UHF N-channel MOSFETs

Features

with 14.8 dB gain @ 175 MHz

directive

Description

The SD4931 is a N-channel MOS field-effect RF

power transistor. It is intended for use in 50 V DC

large signal applications up to 250 MHz.

Figure 1.

Pin connection

M174

Epoxy sealed

1

3

4

2

1. Drain

2. Source

3. Gate

4. Source

Table 1.

Device summary

Order code

Marking

Base qty.

Package

SD4931

25 pcs

M174

Plastic tray

1.

For more details please refer to

Chapter 5: Marking, packing and shipping specifications..

www.st.com