BF554 datasheet(2/2 Pages) DIOTEC

2 / 2 page

1) Tested with pulses t

p = 300

:s, duty cycle # 2% – Gemessen mit Impulsen t

p = 300

:s, Schaltverhältnis # 2%

2) Mounted on P.C. board with 3 mm2 copper pad at each terminal

Montage auf Leiterplatte mit 3 mm2 Kupferbelag (Lötpad) an jedem Anschluß

01.11.2003

High Frequency Transistors

BF 554

Characteristics (T

j = 25

/C)

Kennwerte (T

j = 25

/C)

Min.

Typ.

Max.

Base-Emitter voltage – Basis-Emitter-Spannung 1)

CE = 10 V, IC = 1 mA

BEon

–

700 mV

–

Gain-Bandwidth Product – Transitfrequenz

CE = 5 V, IC = 10 mA, f = 100 MHz

–

250 MHz

–

Collector-Base Capacitance – Kollektor-Basis-Kapazität

CB = 10 V, IE = ie = 0, f = 1 MHz

CB0

–

0.6 pF

–

Noise figure – Rauschzahl at / bei V

CE = 10 V, IC = 1 mA

f = 200 kHz

–

1.5 dB

–

f = 1 MHz

–

1.2 dB

–

f = 100 MHz

–

3 dB

–

Output admittance – Ausgangs-Leitwert

CE = 10 V, IC = 1 mA, f = 0.5...10 MHz

–4

Thermal resistance junction to ambient air

Wärmewiderstand Sperrschicht – umgebende Luft

thA

420 K/W 2)

Marking - Stempelung

BF 554 = CC

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