3SK254 NEC, 3SK254 Datasheet
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3SK254
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3SK254 Summary of contents
Page 1
... Pins Super Mini Mold = DSX * G1S * G2S G1D G2D 130 125 –55 to +125 C stg 3SK254 PACKAGE DIMENSIONS (Unit: mm) 2.1±0.2 1.25±0.1 PIN CONNECTIONS 1. Source 2. Drain 3. Gate2 4. Gate1 © 1993 ...
Page 2
... DS 0.9 1.2 1 MHz 0. 470 MHz 2 0.8 2 MHz 3SK254 TEST CONDITIONS = V = – G2S 0.5 V G2S G1S = G2S G1S G2S G1S = G1S G2S ...
Page 3
... V G1S INPUT CAPACITANCE vs. GATE2 TO SOURCE VOLTAGE G2S 4 MHz = 3.5 V 3.0 3.0 V 2.0 2 –1 G2S 3SK254 V = 1.6 V G1S 1.4 V 1.2 V 1.0 V 0 – Drain to Source Voltage – 3.5 V G2S 3.0 V 2.0 V 2.5 V 1.0 V 1.5 V 1.0 1.5 2.0 2.5 – Gate1 to Source Voltage – V 1.0 2.0 3.0 4.0 – Gate2 to Source Voltage – V ...
Page 4
... MHz 1.5 1.0 0.5 0 –1.0 0 1.0 2.0 3.0 V – Gate2 to Source Voltage – V G2S 4 POWER GAIN AND NOISE FIGURE vs. GATE2 TO SOURCE VOLTAGE 3 3 3.0 V) G2S f = 470 MHz –10 –20 0 4.0 –1 G2S 3SK254 1.0 2.0 3.0 4.0 – Gate2 to Source Voltage – V ...
Page 5
... Ferrite Beads 40 pF OUTPUT 000 000 1.2 mm U.E 1.2 mm U.E REC 2 G2S DS RFC 2.2 k Ferrite Beads 1 500 pF 1 000 000 pF V G1S 3SK254 OUTPUT 3 ...
Page 6
... The quality grade of NEC devices in “Standard“ unless otherwise specified in NEC's Data Sheets or Data Books. If customers intend to use NEC devices for applications other than those specified for Standard quality grade, they should contact NEC Sales Representative in advance. Anti-radioactive design is not implemented in this product. 2 3SK254 M4 94.11 ...