BLF573 datasheet(4/16 Pages) AMPLEON

tên linh kiện	BLF573

Giải thích chi tiết về linh kiện	HF / VHF power LDMOS transistor

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nhà sản xuất	AMPLEON [Ampleon Netherlands B.V.]

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BLF573_BLF573S#4

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Product data sheet

Rev. 4 — 1 September 2015

4 of 16

BLF573; BLF573S

HF / VHF power LDMOS transistor

6.1 Ruggedness in class-AB operation

The BLF573 and BLF573S are capable of withstanding a load mismatch corresponding to

VSWR = 13 : 1 through all phases under the following conditions: VDS =50V;

IDq =900 mA; PL = 300 W; f = 225 MHz.

7. Application information

7.1 Impedance information

VGS = 0 V; f = 1 MHz.

Fig 1.

Output capacitance as a function of drain-source voltage; capacitance value

without internal matching

VDS (V)

050

001aaj141

400

200

600

800

Coss

(pF)

Table 8.

Typical impedance

Measured ZS and ZL test circuit impedances.

MHz



225

0.7 + j2.0

1.95 + j2.0

Fig 2.

Definition of transistor impedance

001aaf059

drain

gate

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