NJG1557KB2 データシートの表示（PDF） - Japan Radio Corporation

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NJG1557KB2

800MHz BAND MIXER GaAs MMIC

Japan Radio Corporation  

nTERMINAL EXPLANATION

NJG1557KB2

PIN No.

1

2

3

4

5

6

SYMBOL

LOIN

GND

RFIN

IFOUT

SOURCE

VLO

DESCRIPTIONS

Local power input terminal of local amplifier.

External matching circuit is required.

Ground terminal (0V).

Please place grounding VIAs as close as possible.

RF signal input terminal of mixer.

External matching circuit is required.

IF signal output terminal of mixer.

External matching circuit is required.

Please connect mixer power supply through inductor

(L7,L8) as shown in test circuit.

Please place bypass capacitor (C5) close to C4

Source terminal of mixer FET.

Please connect source inductor (L6), bias resistor (R2)

and bypass capacitor (C3) as shown in test circuit.

These parts should be placed close to this terminal.

Local amplifier power supply terminal.

Please place R1 and L5 close to this terminal as shown in

test circuit, and place bypass capacitors (C1,C2) close to

L5.

-3-

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