Mitsubishi M68750 Datasheet
MITSUBISHI RF POWER MODULE
Nov. ´97
12345
ηT
ρin
°C
°C
54231
H2
12345
5
M68750
144-148MHz, 12.5V, 27W, FM MOBILE RADIO
OUTLINE DRAWING
10.5±1
15±1
42±1
66±1
60±1
51.5±0.5
φ 0.45±0.15
54±1
2
R1.5
2-R2±0.3
Dimensions in mm
4
BLOCK DIAGRAM
PIN:
Pin : RF INPUT
VCC1: 1st. DC SUPPLY
VCC2: 2nd. DC SUPPLY
PO : RF OUTPUT
GND: FIN
ABSOLUTE MAXIMUM RATINGS (Tc=25°C unless otherwise noted)
Symbol Parameter Conditions Ratings Unit
ZG=ZL=50Ω 17
ZG=ZL=50Ω
ZG=ZL=50Ω, VCC1≤12.5V
ZG=ZL=50Ω, VCC1≤12.5V
ZG=ZL=50Ω, VCC1≤12.5V
-30 to +110TC (OP) Operation case temperature
-40 to +110Tstg Storage temperature
Note. Above parameters are guaranteed independently.
ELECTRICAL CHARACTERISTICS (Tc=25°C unless otherwise noted)
Symbol Parameter Test conditions
f
PO
2fO
Frequency range
Output power
Total efficiency
2nd. harmonic
VCC1=VCC2=12.5V, Pin=200mW
ZG=ZL=50Ω
3fO 3rd. harmonic -30 dBc
Input VSWR
VCC1=VCC2=15.2V
Load VSWR tolerance-
PO=30W (Pin:controlled), ZG=50Ω
Load VSWR=20:1 (All phase)
Note. Above parameters, ratings, limits and test conditions are subject to change.
No degradation or
destroy
Limits
Min Max
144 148
27
50
-25
2.8
VVCC Supply voltage
A7ICC Total current
mW400Pin (max) Input power
W40PO (max) Output power
Unit
MHz
W
%
dBc
-
-
Nov. ´97
TYPICAL PERFORMANCE DATA
ρin
OUTPUT POWER, TOTAL EFFICIENCY,
INPUT VSWR VS. FREQUENCY
50
45
40
35
30
25
20
VCC1=VCC2=12.5V
Pin=200mW
15
ZG=ZL=50Ω
10
5
0
135 140 145 155
FREQUENCY f (MHz)
PO
ηT
150
100
90
80
70
60
50
40
30
20
10
0
MITSUBISHI RF POWER MODULE
144-148MHz, 12.5V, 27W, FM MOBILE RADIO
OUTPUT POWER, EACH CURRENT
50
45
40
35
30
25
20
4
3
2
1
15
10
5
0
0 400
VS. INPUT POWER
ICC2
f=146MHz
VCC1=VCC2=12.5V
ZG=ZL=50Ω
ICC1
150 350
200 250 30050 100
INPUT POWER Pin (mW)
PO
M68750
5
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
OUTPUT POWER, EACH CURRENT
50
45
40
35
30
25
20
15
10
VS. 1st. SUPPLY VOLTAGE
f=146MHz, VCC2=12.5V
ZG=ZL=50Ω
5
0
1st. SUPPLY VOLTAGE VCC1 (V)
6 140 8 10 122 4
ICC2
PO
ICC1
OUTPUT POWER, 2nd. CURRENT
5
4
3
2
1
0
70
60
50
40
30
20
10
VS. 2nd. SUPPLY VOLTAGE
f=146MHz, VCC1=12.5V
ZG=ZL=50Ω
ICC2
PO
0
2 6 8 10 140 184
2nd. SUPPLY VOLTAGE VCC2 (V)
7
6
5
4
3
2
1
0
1612
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