MITSUBISHI RF POWER MODULE
M68750
144-148MHz, 12.5V, 27W, FM MOBILE RADIO
TYPICAL PERFORMANCE DATA
OUTPUT POWER, TOTAL EFFICIENCY,
INPUT VSWR VS. FREQUENCY
50
100
45
90
PO
40
80
35
ηT
70
30
60
25
50
20 VCC1=VCC2=12.5V
15 Pin=200mW
ZG=ZL=50Ω
10
40
30 4
20 3
5
ρin
10 2
0
0
1
135
140
145
150
155
FREQUENCY f (MHz)
OUTPUT POWER, EACH CURRENT
VS. INPUT POWER
50
5
45
ICC2
4.5
40
PO
4
35
3.5
30
f=146MHz
3
25
VCC1=VCC2=12.5V 2.5
20
ZG=ZL=50Ω
2
15
1.5
ICC1
10
1
5
0.5
0
0
0 50 100 150 200 250 300 350 400
INPUT POWER Pin (mW)
OUTPUT POWER, EACH CURRENT
VS. 1st. SUPPLY VOLTAGE
50
5
45 f=146MHz, VCC2=12.5V
ZG=ZL=50Ω
ICC2
40
4
35
PO
30
3
25
20
2
15
10
ICC1
1
5
0
0
0 2 4 6 8 10 12 14
1st. SUPPLY VOLTAGE VCC1 (V)
OUTPUT POWER, 2nd. CURRENT
VS. 2nd. SUPPLY VOLTAGE
70
7
f=146MHz, VCC1=12.5V
60 ZG=ZL=50Ω
6
50
5
ICC2
40
4
30
3
PO
20
2
10
1
0
0
0 2 4 6 8 10 12 14 16 18
2nd. SUPPLY VOLTAGE VCC2 (V)
Nov. ´97