PF0341A Series
MOS FET Power Amplifier Module for UHF Band
ADE-208-338C (Z)
4th. Edition
July 1996
Features
• Small package: 30 · 10 · 5.9 mm
• High output power at low voltage: 2 W Typ at 4.8 V
• Low power control current: 200 m A Typ
Ordering Information
Type Name Operating frequency
PF0341A 400 to 430 MHz
PF0342A 440 to 470 MHz
PF0343A 470 to 490 MHz
PF0344A 490 to 512 MHz
PF0345A 380 to 400 MHz
Pin Arrangement
1 2
3 4
5 1: Pin2: VPC
3: VDD
4: Pout
5: GND
• RF-J1
PF0341A Series
2
Internal Diagram and External Circuit
Pin1
Pin
Pin2
VPC
Pin3
VDD
Pin4
Pout
PoutVDDVPCPin
Z1 C1 C3 C4 C2 Z2FB1 FB2
C1 = C2 = 0.01 µF (Ceramic chip capacitor)
C3 = C4 = 10 µF (Aluminum Electrolyte Capacitor)
FB = Ferrite bead BL01RN1-A62-001 (Manufacture: MURATA) or equivalent
Z1 = Z2 = 50 Ω (Microstrip line)
G
GND
G
GND
Absolute Maximum Ratings (Tc = 25 ° C)
Item Symbol Rating Unit
Supply voltage VDD 17 V
Supply current IDD 3 A
PC voltage VPC 4.5 V
Input power Pin 50 mW
Operating case temperature Tc (op) –30 to +100 ° C
Storage temperature Tstg –40 to +110 ° C
PF0341A Series
3
Electrical Characteristics (Tc = 25 ° C)
Item Symbol Min Typ Max Unit Test Condition
Drain cutoff current IDS — — 100 m A VDD = 17 V, VPC = 0 V,
RL = Rg = 50 W,
Total efficiency h T 35 38 — % Pin = 20 mW, VDD = 9.6 V,
2nd harmonic distortion 2nd H.D. — –30 –25 dBc Pout = 7 W (at VPC controlled),
3rd harmonic distortion 3rd H.D. — –60 –40 dBc RL = Rg = 50 W, Tc = 25° C
Input VSWR VSWR (in) — 2.0 3.0 —
Output power (1) Pout (1) 7 8 — W Pin = 20 mW, VDD = 9.6 V,
VPC = 3.5 V, RL = Rg = 50 W
Output power (2) Pout (2) 1.8 2 — W Pin = 20 mW, VDD = 4.8 V,
VPC = 3.5 V, RL = Rg = 50 W
Load VSWR tolerance — No degradation — Pin = 20 mW, VDD = 15 V,
Pout £ 7 W, (at VPC controlled),
Output VSWR = 6:1 All phases
Stability — No parasitic oscillation — Pin = 20 mW, VDD = 4.8 to 15 V,
Pout £ 7 W, (at VPC controlled),
Output VSWR = 6:1 All phases
Mechanical Characteristics
Item Measuring Conditions Spec
Torque for screw up the heatsink flange M2.6 Screw Bolts 1.5 to 3.5 kg•cm
Warp size of the heatsink flange: S
S
S = 0
+0.1/–0 mm
PF0341A Series
4
Characteristics Curve
4
0
6
Frequency f (MHz)
O
ut
pu
t P
ow
er
P
ou
t(1
) (
W
)
Pin = 20 mW
VDD = 9.6 V
VPC = 3.5 V
Tc = 25 °C
360
Pout vs. Frequency (1)
10
380 400 420 440 460 480 500 520
8
2
PF0345A
512 MHz
PF0345A PF0341A
PF0340A
PF0342A PF0343A
PF0344A
PF0341A PF0342A
PF0340A
PF0343A PF0344A
1
0
1.5
Frequency f (MHz)
O
ut
pu
t P
ow
er
P
ou
t(2
) (
W
)
Pin = 20 mW
VDD = 4.8 V
VPC = 3.5 V
Tc = 25 °C
360
Pout vs. Frequency (2)
3
380 400 420 440 460 480 500 520
2.5
0.5
PF0345A
512 MHz
PF0341A
PF0340A
PF0342A PF0343A PF0344A
2
PF0345A
PF0341A
PF0340A
PF0342A PF0343A PF0344A
PF0341A Series
5
20
0
30
Frequency f (MHz)
Ef
fic
ie
nc
y
η
T
(%
)
Pin = 20 mW
VDD = 9.6 V
Pout = 7 W(at VPC controlled)
Tc = 25 °C
360
ηT vs. Frequency
60
380 400 420 440 460 480 500 520
50
10
PF0345A
PF0340A
PF0342A
PF0343A
PF0344A
40
PF0341A
PF0341A Series
6
ηT
Ef
fic
ie
nc
y
η
T
(%
)
2
1.5
1
3.5
3
2.5 VPC
VSWRin
PC
V
ol
ta
ge
V
PC
(V
)
V.
S.
W
.R
. (i
n)
5
2
1
0
4
3
Frequency f (MHz)
VPC, ηT, VSWR (in) vs. Frequency
60
50
40
30
20
10
0
390 400 420 440410 430
Pin = 20 mW
VDD = 9.6 V
Pout = 7 W
O
ut
pu
t P
ow
er
P
ou
t
(W
) ηT
Ef
fic
ie
nc
y
η
T
(%
)
2
1.5
1
3.5
3
2.5
VSWRin
V.
S.
W
.R
. (i
n)
10
4
2
0
8
6
Frequency f (MHz)
Pout, ηT, VSWR (in) vs. Frequency
60
50
40
30
20
10
0
390 400 420 440410 430
Pin = 20 mW
VDD = 9.6 V
Pout = 7 W
VPC
PF0341A Series
7
Supply Voltage VDD (V)
15
6
3
0
60
50
40
30
20
10
ηT
12
9
Pout
f = 400 MHz
Pin = 20 mW
VPC = 3.5 V
0
O
ut
pu
t P
ow
er
P
ou
t
(W
)
Ef
fic
ie
nc
y
η
T
(%
)
Pout, ηT vs. VDD (1)
0 2.4 124.8 9.67.2
Supply Voltage VDD (V)
15
6
3
0
60
50
40
30
20
10
ηT
12
9
Pout
f = 430 MHz
Pin = 20 mW
VPC = 3.5 V
0
O
ut
pu
t P
ow
er
P
ou
t
(W
)
Ef
fic
ie
nc
y
η
T
(%
)
Pout, ηT vs. VDD (2)
0 2.4 124.8 9.67.2
PF0341A Series
8
12.5
5
2.5
0
60
50
40
30
20
10
ηT10
7.5
0
O
ut
pu
t P
ow
er
P
ou
t
(W
)
Ef
fic
ie
nc
y
η
T
(%
)
Pout, ηT vs. Pin (1)
0 10 20 305 15 25
Input Power Pin (mW)
Pout
f = 400 MHz
VDD = 9.6 V
VPC = 3.5 V
12.5
5
2.5
0
60
50
40
30
20
10
ηT
10
7.5
0
O
ut
pu
t P
ow
er
P
ou
t
(W
)
Ef
fic
ie
nc
y
η
T
(%
)
Pout, ηT vs. Pin (2)
0 10 20 305 15 25
Input Power Pin (mW)
Pout
f = 430 MHz
VDD = 9.6 V
VPC = 3.5 V
PF0341A Series
9
ηT
Ef
fic
ie
nc
y
η
T
(%
)
3
2
1
6
5
4
Pout
VSWRin
V.
S.
W
.R
. (i
n)
15
6
3
0
12
9
PC Voltage VPC (V)
Pout, ηT, VSWR (in) vs. VPC (1)
60
50
40
30
20
10
0
0 1 3 52 4
f = 400 MHz
Pin = 20 mW
VDD = 9.6 V
O
ut
pu
t P
ow
er
P
ou
t
(W
)
ηT
Ef
fic
ie
nc
y
η
T
(%
)
3
2
1
6
5
4
Pout
VSWRin
V.
S.
W
.R
. (i
n)
15
6
3
0
12
9
PC Voltage VPC (V)
Pout, ηT, VSWR (in) vs. VPC (2)
60
50
40
30
20
10
0
0 1 3 52 4
f = 430 MHz
Pin = 20 mW
VDD = 9.6 V
O
ut
pu
t P
ow
er
P
ou
t
(W
)
PF0341A Series
10
ηT
Ef
fic
ie
nc
y
η
T
(%
)
3
2
1
6
5
4
Pout
VSWRin
V.
S.
W
.R
. (i
n)
5
2
1
0
4
3
PC Voltage VPC (V)
Pout, ηT, VSWR (in) vs. VPC (3)
60
50
40
30
20
10
0
0 1 3 52 4
f = 400 MHz
Pin = 20 mW
VDD = 4.8 V
O
ut
pu
t P
ow
er
P
ou
t
(W
)
ηT
Ef
fic
ie
nc
y
η
T
(%
)
3
2
1
6
5
4
Pout
VSWRin
V.
S.
W
.R
. (i
n)
5
2
1
0
4
3
PC Voltage VPC (V)
Pout, ηT, VSWR (in) vs. VPC (4)
60
50
40
30
20
10
0
0 1 3 52 4
f = 430 MHz
Pin = 20 mW
VDD = 4.8 V
O
ut
pu
t P
ow
er
P
ou
t
(W
)
PF0341A Series
11
Package Dimensions
Unit: mm
30 ± 0.5
26.6 ± 0.3
22 ± 0.5
6.1 ± 1
11.2 ± 1
16.3 ± 1
23.9 ± 1
3
±
0.
3
6
±
0.
3
10
±
0
.5
5.
8
±
0.
5
5.
9m
ax
.
0.
12
5 -
0.
05
+
0.
5
(2.
2)
0.5 +0.5
-0.15
(1.
5)
(2-R1.5)
Hitachi code
EIAJ code
JEDEC code
RF-J1
—
—
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4. Design your application so that the product is used within the ranges guaranteed by Hitachi particularly
for maximum rating, operating supply voltage range, heat radiation characteristics, installation
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