M68741 查看數據表（PDF） - MITSUBISHI ELECTRIC
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M68741 Datasheet PDF : 3 Pages
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MITSUBISHI RF POWER MODULE
M68741
SILICON MOS FET POWER AMPLIFIER, 889-915MHz, 3.8W, FM PORTABLE RADIO
OUTLINE DRAWING
45
42
2-R1.5
12
5
34
Dimensions in mm
BLOCK DIAGRAM
2
3
1
4
5
5
18
5 8.5
(36.5)
35
1.5
1.5
6.4
32.2
H50
PIN:
1 Pin : RF INPUT
2 VGG : GATE BIAS SUPPLY
3 VDD : DRAIN BIAS SUPPLY
4 PO : RF OUTPUT
5 GND: FIN
ABSOLUTE MAXIMUM RATINGS (Tc=25°C unless otherwise noted)
Symbol
Parameter
VDD
Supply voltage
VGG
Gate bias voltage
Pin
Input power
PO
Output power
TC (OP) Operation case temperature
Tstg
Storage temperature
Note. Above parameters are guaranteed independently.
Conditions
ZG=ZL=50Ω
f=889-915MHz, ZG=ZL=50Ω
f=889-915MHz, ZG=ZL=50Ω
f=889-915MHz, ZG=ZL=50Ω
ELECTRICAL CHARACTERISTICS (Tc=25°C, ZG=ZL=50Ω unless otherwise noted)
Symbol
Parameter
Test conditions
f
Frequency range
PO
Output power
2fO
2nd. harmonic
ρin
Input VSWR
VDD=7.2V, VGG=5V, Pin=1mW,
ZG=ZL=50Ω
ηT
Total efficiency
PO=3.8W(VGG=Adjust), VDD=7.2V,
Pin=1mW, ZG=ZL=50Ω
-
Stability
ZG=ZL=50Ω, VDD=5-7.2V,
Load VSWR <4:1
-
Load VSWR tolerance
VDD=9V, Pin=1mW,
PO=3.8W (VGG Adjust), ZL=20:1
Note. Above parameters, ratings, limits and test conditions are subject to change.
Ratings
Unit
9
V
5.5
V
6
mW
6
W
-30 to +100
°C
-40 to +100
°C
Limits
Min
Max
889
915
3.8
-
-30
4
30
No parasitic oscillation
No degradation or
destroy
Unit
MHz
W
dBc
-
%
-
-
Nov. ´97
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