FPD750
0.5W POWER PHEMT
DRAIN
BOND
• FEATURES
PAD (2X)
♦ 27 dBm Linear Output Power at 12 GHz
♦ 11.5 dB Power Gain at 12 GHz
♦ 14.5 dB Maximum Stable Gain at 12 GHz
♦ 38 dBm Output IP3
SOURCE
BOND
PAD (2x)
GATE
BOND
♦ 50% Power-Added Efficiency
PAD (2X)
DIE SIZE (µm): 340 x 470
DIE THICKNESS: 75 µm
BONDING PADS (µm): >60 x 60
• DESCRIPTION AND APPLICATIONS
The FPD750 is an AlGaAs/InGaAs pseudomorphic High Electron Mobility Transistor (PHEMT),
featuring a 0.25 µm by 750 µm Schottky barrier gate, defined by high-resolution stepper-based
photolithography. The recessed and offset Gate structure minimizes parasitics to optimize
performance. The epitaxial structure and processing have been optimized for reliable high-power
applications. The FPD750 also features Si3N4 passivation and is available in a P100 flanged ceramic
package and in the low cost plastic SOT89 and SOT343 plastic packages.
Typical applications include commercial and other narrowband and broadband high-performance
amplifiers, including SATCOM uplink transmitters, PCS/Cellular low-voltage high-efficiency output
amplifiers, and medium-haul digital radio transmitters.
• ELECTRICAL SPECIFICATIONS AT 22°C
Parameter
Symbol
Test Conditions
Min
Typ
Max Units
RF SPECIFICATIONS MEASURED AT f = 12 GHz USING CW SIGNAL
Power at 1dB Gain Compression
Maximum Stable Gain (S21/S12)
Power Gain at P1dB
P1dB
SSG
G1dB
PAE
VDS = 8 V; IDS = 50% IDSS
VDS = 8 V; IDS = 50% IDSS
VDS = 8 V; IDS = 50% IDSS
26.5
13.5
10.5
27.0
14.5
11.5
45
dBm
dB
dB
%
Power-Added Efficiency
V
DS = 8 V; IDS = 50% IDSS
;
P
OUT = P1dB
Output Third-Order Intercept Point
IP3
VDS = 10V; IDS = 50% IDSS
Matched for optimal power
Tuned for best IP3
(from 15 to 5 dB below P1dB
)
38
40
dBm
Saturated Drain-Source Current
Maximum Drain-Source Current
Transconductance
Gate-Source Leakage Current
Pinch-Off Voltage
Gate-Source Breakdown Voltage
Gate-Drain Breakdown Voltage
Thermal Resistivity (see Notes)
IDSS
IMAX
GM
IGSO
|VP|
VDS = 1.3 V; VGS = 0 V
VDS = 1.3 V; VGS ≅ +1 V
VDS = 1.3 V; VGS = 0 V
VGS = -5 V
VDS = 1.3 V; IDS = 0.75 mA
IGS = 0.75 mA
185
230
370
200
10
280
mA
mA
mS
µA
V
1.0
|VBDGS
|VBDGD
|
|
12.0
14.5
14.0
16.0
65
V
V
IGD = 0.75 mA
V
DS > 6V
θJC
°C/W
Phone: +1 408 850-5790
Fax: +1 408 850-5766
http://www.filtronic.co.uk/semis
Revised: 11/17/04
Email: sales@filcsi.com