MRF557 Datasheet, PDF (3/5 Pages) Motorola, Inc – RF LOW POWER TRANSISTOR NPN SILICON

MRF557
FUNCTIONAL
Symbol
GPE
η
ψ
Test Conditions
Power Gain
Collector Efficiency
Load Mismatch
VSWR ≥ 10:1 All Phase Angles
Test Circuit-Figure 1
Pout = 1.5 W, VCE =12.5Vdc
f = 870 MHz
Test Circuit-Figure 1
Pout = 1.5 W, VCE =12.5Vdc
f = 870 MHz
Test Circuit-Figure 1
Pout = 1.5 W, VCE =12.5Vdc
f = 870 MHz
MRF557G
Value
Min.
Typ.
Max.
Unit
8
9
-
dB
55
60
-
%
No Degradation in Output Power
-
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Rev A 9/2005