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參數(shù)資料
| 型號(hào)： | MHW2727-3 |
| 廠商： | MOTOROLA INC |
| 元件分類： | 衰減器 |
| 英文描述： | UHF Silicon FET Power Amplifier |
| 中文描述： | 350 MHz - 400 MHz RF/MICROWAVE NARROW BAND HIGH POWER AMPLIFIER |
| 文件頁(yè)數(shù)： | 2/4頁(yè) |
| 文件大?。?/td> | 61K |
| 代理商： | MHW2727-3 |
MHW2727–3
2
MOTOROLA RF DEVICE DATA
ELECTRICAL CHARACTERISTICS
(VDD1, VDD2 = 7.5 Vdc (Pins 3, 4); TC = +25
°
C, 50
system unless otherwise noted)
Characteristic
Symbol
Min
Max
Unit
Frequency Range
BW
350
400
MHz
Control Voltage
(Pout = 7 W; Pin = 20 mW) (1)
Vcont
0
7
Vdc
Quiescent Current
(VDD1, VDD2 = 7.5 Vdc; Pin = 0 mW, Vcont = 0 Vdc)
—
—
1
mA
Power Gain
(Pout = 7 W) (1)
Gp
25.5
—
dB
Efficiency
(Pout = 7 W; Pin = 20 mW) (1)
η
40
—
%
Harmonics (Pout = 7 W; Pin = 20 mW) (1)
2.0 fo 350 – 360 MHz
2.0 fo 360 – 400 MHz
—
—
– 35
– 40
dBc
Input VSWR
(Pout = 7 W; Pin = 20 mW, 50
Ref.) (1)
VSWRin
—
2.3:1
—
Control Current
(VDD1, VDD2 = 7.5 Vdc; Pin = 20 mW, Pout = 7 W) (1)
Icont
—
2
mA
Load Mismatch Stress (VDD1, VDD2 = 9 Vdc; Pin = 40 mW;
Pout = 9 W; Load VSWR = 10:1, at All Phase Angles) (1)
ψ
No Degradation in Output
Stability (Pin = 20–40 mW; VDD1, VDD2 = 6–9 Vdc;
Pout = between 0.1 W and 9 W; Load VSWR = 8:1,
at All Phase Angles) (1)
—
All Spurious Outputs
More Than 60 dB
Below Desired Signal
(1) Adjust Vcont for Specified Pout.
Figure 1. UHF Power Module Test Circuit Schematic and Device Block Diagram
5
Z2
4
C2
C1
3
C2
2
C2
C1
1
Z1
C1
RF INPUT
Vcont
VDD1
VDD2
RF OUTPUT
Pin Designations:
Pin 1 — RF Input Power (13 dBm)
Pin 2 — Vcont (0 – 9 Vdc)
Pin 3 — VDD1 (7.5 Vdc)
Pin 4 — VDD2 (7.5 Vdc)
Pin 5 — RF OUT (7 Watts nom.)
Element Values:
C1 = 0.018
μ
F
C2 = 0.1
μ
F
C3 = 3.3
μ
F
L1 = 0.22
μ
H CHOKE
Z1, Z2 = 50
Microstrip Line
MHW2727 CIRCUIT BLOCK DIAGRAM
L1
C1
L1
L1
C3
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