M A COM PH1819-4N Datasheet
an AMP comoanv
Wireless Bipolar Power Transistor, 4W
1.78 - 1.90 GHz
Features
NPN Silicon Microwave Power Transistor
Designed for Linear Amplifier Applications
Class AB: -34 dBc Typ 3rd IMD at 4 Watts PEP
Class A: +44 dBm Typ 3rd Order Intercept Point
Common Emitter Configuration
Internal Input Impedance Matching
Diffused Emitter Ballasting
Gold Metallization System
Absolute Maximum Ratings at 25°C
Parameter
Collector-Base Voltage
Collector-EmitterVoltage V
Emitter-Base Voltage V
Collector Current
Power Dissipation
JunctionTemperature
Storage Temperature
Thermal Resistance
Symbol
V
cm
CES
ES0
‘c
PO
TJ
T
ST0
e
JC
Rating Units
60
60
3.0
0.7
19.5
200
-55 to +150
7.5 “C/W
A
W
“C
“C
PH1819-4N
v2.00
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V
V
V
1
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+’ I
UN-ESS OTHERWlSE ND-ED, TOLERANZES ARE
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.0045? OOl:,
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t
Electrical Characteristics at 25°C
Parameter
Collector-Emitter Breakdown Voltage
Collector-Emitter Leakage Current
Collector-Emitter Breakdown Voltage
Emitter-Base Breakdown Voltage
DC Forward Current Gain
Power Gain
Collector Efficiency
Input Return Loss
Load MismatchTolerance
3rd Order IMD
Symbol Min Max Units
BV,,, 60 -
I
CES
BVcEo 20 BV,,, 3.0 - V 1,=2.5 mA
h
FE
GP
%
RL 10 - dB
VSWR-T - 1O:l -
IMD, -
Typical Optimum Device Impedances
F(MHz)
I
I 1780
1850
1900
I
q(Q)
3.5+i9.3
3.1 +
j9.2
3.3 +
jS.9
I
LAO(Q)
3.5+j5.6 (
4.5 + j5.2
4.8 + j5.5
2.0 mA
15 120 -
10 - dB
25 - %
dBc
-30
Test Conditions
V I,=5 mA
V,,=24 V
I,=5 mA
V
V,,=5 V, I,=O.l A
V,:=26 V, I,,-,=20 mA, PO,,.=4 W PEP, F=1850 MHz, AF=lOO kHz
V&6 V, l,c=20 mA, Po,,r=4 W PEP, F=1850 MHz, AF=lOO kHz
V,,t26 V, I,,=20 mA, Poe4 W PEP, Ft1850 MHz, AF=lOO kHz
V,,=26 V, l,c=20 mA, POUT=4 W PEP, F=1850 MHz, AF=l 00 kHz
V,,=26 V, I,,=20 mA, PO,=4 W PEP, F=1850 MHz, AF=~ 00 kHz
Wireless Bipolar Power Transistor, 4W
RF Test Fixture
PH1819-4N
v2.00
"CC GD
Q ?
OUTPUT
50 OHMS
ARTWORK DIMENSIONS IN MILS
t=tQR-i-S
Cl c2 c3
c4
c5
CR1
Ll
Rl
RLl
Ql
BOARD TYPE:
i-IS-!-
33 pF ATC SIZE A
5000 pF CHIP
50 UF 50 VOLTS
lN4245 DIODE
5 TURNS OF NO, 20 AWG ON ,160” DIA
407 OHMS l/4 WATT
7 TURNS CIF Nil, 24 AWG ON 3 OHM l/4 WATT
PH1819-4N
ROGERS 6010,S ,025” THICK, ER = 10.5
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