MHW2707A1 Просмотр технического описания (PDF) - Motorola => Freescale
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MHW2707A1 Datasheet PDF : 4 Pages
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ELECTRICAL CHARACTERISTICS (VDD1 = VDD2 = VDD3 = 7.5 Vdc (Pins 2, 4, 5); TC = +25°C, 50 ohm system unless otherwise
noted)
Characteristic
Symbol
Min
Max
Unit
Frequency Range
BW
400
470
MHz
Control Voltage
(Pout = 7 W; Pin = 1 mW) (1)
Vcont
0
7
Vdc
Quiescent Current
(VDD1 = VDD2 = VDD3 = 7.5 Vdc; Pin = 0 mW, Vcont = 0 Vdc)
—
—
1
mA
Power Gain
(Pout = 7 W, Vcont = 7 Vdc)
Gp
38.5
—
dB
Efficiency
(Pout = 7 W; Pin = 1 mW) (1)
η
45
—
%
Harmonics (Pout = 7 W; Pin = 1 mW) (1)
2 fo
Input VSWR
(Pout = 7 W; Pin = 1 mW, 50 Ω Ref.) (1)
—
—
VSWRin
—
–35
dBc
3
—
Control Current
(VDD1= VDD2 = VDD3 = 7.5 Vdc; Pin = 1 mW) (1)
Icont
—
2
mA
Load Mismatch Stress (VDD1 = VDD2 = VDD3 = 9 Vdc; Pin = 2 mW;
ψ
Pout = 9 W; Load VSWR = 10:1, All Phase Angles at Frequency of Test) (1)
No Degradation in Output
Power Before & After Test
Stability (Pin = 1 – 2 mW; VDD1 = VDD2 = VDD3 = 6 – 9 Vdc;
Pout = between 0.1 mW and 9 W; Load VSWR = 8:1,
All Phase Angles at Frequency of Test) (1)
—
All Spurious Outputs
More Than 60 dB
Below Desired Signal
(1) Adjust Vcont for Specified Pout.
MHW2707A1 CIRCUIT BLOCK DIAGRAM
1
2
3
C1
C2
C2
4
5
6
Z1
RF INPUT
L1
C1
VDD1
L1
C1
Vcont
L1
L1
Z2
C2
C3 C3
C2
VDD2
VDD3
RF OUTPUT
Pin Designations:
Pin 1 — RF Input Power (0 dBm)
Pin 2 — VDD1 (7.5 Vdc)
Pin 3 — Vcont (0 – 7 Vdc)
Pin 4 — VDD2 (7.5 Vdc)
Pin 5 — VDD3 (7.5 Vdc)
Pin 6 — RF OUT (7 Watts nom.)
Element Values:
C1 = 0.018 µF
C2 = 0.1 µF
C3 = 3.3 µF
L1 = 0.22 µH CHOKE
Z1 = Z2 = 50 Ω Microstrip Line
Figure 1. UHF Power Module Test Circuit Schematic and Device Block Diagram
MHW2707A1
2
MOTOROLA RF DEVICE DATA
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