20 STERN AVE.
SPRINGFIELD, NEW JERSEY 07081
U.S.A.
TELEPHONE: (973) 376-2922
(212) 227-6005
FAX: (973) 376-8960
The RF Line
PT9730
Series
10 TO 13 dB
TO 200 MHz
4 TO 25 WATTS
VHF POWER
TRANSISTORS
VHF Power Transistors
... designed primarily for wideband, large-signal output amplifier stages in the
30-200 MHz frequency range.
• Guaranteed Performance at 175 MHz, 28 Vdc
Output Power — 4 to 25 Watts
Minimum Gain — 10 to 13 dB
Collector Efficiency — 60%, Min
• 100% Tested for Load Mismatch at All Phase Angles with 30:1 VSWR
• Gold Metallization for Improved Reliability
• Diffused Ballast Resistors
MAXIMUM RATINGS
Rating
Collector-Emitter Voltage
Collector-Base Voltage
Emitter-Base Voltage
Collector Current — Continuous
Total Device Dissipation (S TC = 25°C
Derate above 25°C
Operating Junction Temperature
Storage Temperature Range
THERMAL CHARACTERISTICS
Characteristic
Thermal Resistance, Junction to Case
ELECTRICAL CHARACTERISTICS
Characteristic
OFF CHARACTERISTICS
Collector-Emitter Breakdown Voltage dc = 25 mA, Ig = 0)
Collector-Emitter Breakdown Voltage dc - 50 mA. VBE - 0)
Emitter-Base Breakdown Voltage HE = 1 mA, Ic = 0)
Collector Cutoff Current
(VcE = 25 V. VBE = °>
PT9730
PT9732
PT9734
PT9731
Symbol
Min
Symbol
9730
9732
35
60
4
9734
9731
Unit
Vdc
Vdc
Vdc
Adc
VCEO
VCES
VEBO
ic
PD
Tj
T
stg
1
10
0.06
1.25
20
0.114
2.5
30
0.173
4
45
0.257
Watts
W/°C
°C
°C
200
-65 to +150
Symbol
Max
17.5
Unit
RWC
8.8
5.8
3.9
°c/w
Unit
Vdc
Vdc
Vdc
Typ
Max
—
—
—
0.5
1
1.5
2
VIBRICEO
V
(BR)CES
V
(BR)EBO
35
60
4
—
—
-
ICES
-
-
mAdc
ON CHARACTERISTICS
DC Current Gain dc = 500 mA. VCE = 10 V)
DYNAMIC CHARACTERISTICS
Output Capacitance
(VCB = 28 V, IE = 0. f = 1 MHz)
PT9730
PT9732
PT9734
PT9731
Cob
-
-
12
18
24
40
pF
"FE
20
_
150
—
Quality Semi-Conductors
Line.
20 STERN AVE.
SPRINGFIELD, NEW JERSEY 07081
U.S.A.
TELEPHONE: (973) 376-2922
(212)227-6005
FAX: (973) 376-8960
PT9730 Series
ELECTRICAL CHARACTERISTICS — continued
I
FUNCTIONAL TESTS
Common-Emitter Amplifier Power Gain
(V
C
E - 28 V, P
out
= Rated, f = 175 MHz)
PT9730
PT9732
PT9734
PT9731
Gp
E
13
12
11.8
10
Characterise
Symbol
Mln
Typ
Max
Unit
dB
-
-
—
-
%
Collector Efficiency (V
CE
- 28 V, P
out
= Rated, f = 175 MHz)
Load Mismatch
(VCE = 28 V, P
out
= Rated, f = 175 MHz,
Load VSWR = o°:1. All Phase Angles)
Saturated Output Power
(VcE = 28 V, f = 175 MHz)
PT9730
PT9732
PT9734
PT9731
1C
60
*
Psat
6
10
18
30
No Degradation in
Output Power
W
-
-
TYPICAL CHARACTERISTICS
PT9730 — 4 WATTS
J
7
/,
/
'//
&
/
V
0.1
/,
/
/
^
.
V/-C
24V
20V
f = 1 5MHl
0.2
03
0.4
0.5
Pin. POWER INPUT (WATTS)
0.6
100
120
140
160
180
200
220
f, FREQUENCY iMHil
Rgure 1. Power Input versus Power Output
Rgure 2. Power Gain versus Frequency
60
</>
-1
= 4W
• = 28V
140
160
180
200
220
f, FREQUENCY IMHzl
Figure 3. Series Input Impedance versus Frequency
-5
100
120
140
160
180
200
220
I, FREQUENCY IMHz)
Rgure 4. Series Load Impedance versus Frequency
8
-
100
120
looo
t, COUECTOfl CURRENT (AMPS)
\ 25
\
.
T(
sv
11
1
5
2
5
10
20
SO 100
V
CE
, COLLECTOn-TO-EMITTER VOLTAGE (V)
"0
0.1
0.2
0.3
0.4
0.5
It COLLECTOR CURRENT (AMPS)
Figure 5. Cutoff Frequency versus Current
Quality Semi-Conductors
g
Rgura 6. Safe Operating Area
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