BLF547 datasheet(4/12 Pages) PHILIPS

4 / 12 page

October 1992

Philips Semiconductors

Product speciﬁcation

UHF push-pull power MOS transistor

BLF547

CHARACTERISTICS (per section)

Tj = 25 °C unless otherwise speciﬁed.

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

V(BR)DSS

drain-source breakdown voltage

VGS = 0; ID = 25 mA

−−

IDSS

drain-source leakage current

VGS = 0; VDS = 28 V

−−

2.5

IGSS

gate-source leakage current

±VGS = 20 V; VDS =0

−−

µA

VGS(th)

gate-source threshold voltage

ID = 100 mA; VDS = 10 V

−

gfs

forward transconductance

ID = 3 A; VDS = 10 V

1.5

2.1

−

RDS(on)

drain-source on-state resistance

ID = 3 A; VGS = 10 V

−

0.4

0.5

Ω

IDSX

on-state drain current

VGS = 15 V; VDS = 10 V

−

Cis

input capacitance

VGS = 0; VDS = 28 V; f = 1 MHz

−

Cos

output capacitance

VGS = 0; VDS = 28 V; f = 1 MHz

−

Crs

feedback capacitance

VGS = 0; VDS = 28 V; f = 1 MHz

−

Fig.4

Temperature coefficient of gate-source

voltage as a function of drain current, typical

values per section.

VDS = 10 V.

handbook, halfpage

MRB025

−2

−4

10−2

10−1

110

ID (A)

(mV/K)

Fig.5

Drain current as a function of gate-source

voltage, typical values per section.

VDS = 10 V; Tj = 25 °C.

handbook, halfpage

MRB024

(A)

VGS (V)

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