AM1214-200 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

AM1214-200

RF & MICROWAVE TRANSISTORS L-BAND RADAR APPLICATIONS

STMicroelectronics 

IMPEDANCE DATA

TYPICAL INPUT

IMPEDANCE

ZIN

TYPICAL COLLECTOR

LOAD IMPEDANCE

ZCL

FREQ.

L = 1215 MHz

M = 1300 MHz

H = 1400 MHz

ZIN (Ω)

2.7 + j 7.0

3.0 + j 4.8

1.8 + j 1.7

ZCL (Ω)

1.7 − j 4.0

1.4 − j 4.0

1.0 − j 2.0

TEST CIRCUIT

AM1214-200

L

ZIN

H

H

ZCL

L

PIN = 40W

VCC = 40V

Normalized to 50 ohms

All dimensions are in millimeters.

Substrate 0.025” Thick AL203 (Er = 9.8)

C1,C2 :

C3 :

C4 :

C5 :

0.6 - 4.5 pF Johanson 7475 Variable Capacitor

100 pF Case B Chip Capacitor

100 µF, 63V Electrolytic Capacitor

68 pF Case B Chip Capacitor

C6 : 620 pF Case B Chip Capacitor

C7 : 0.1 µF Ceramic Capacitor

C8 : Feedthru bypass 1200 pF

L1 : .018” OD Wire - Placement is Critical

L2 : 4 Turn .018” OD Inductor

3/4

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