Preliminary
QPA2575
®
32 ꢀ–ꢀ38 GHz 3 Watt Power Amplifier
Absolute Maximum Ratings
Recommended Operating Conditions
Parameter
Min
Typ Max Units
Parameter
Valueꢀ/ꢀRange
6.5 V
Input Power (PIN)*
19
23
dBm
V
Drain Voltage (VD)
Gate Voltage Range (VG)
Drain Current (ID)
Gate Current (IG)
Drain Voltage (VD); pulsed
Drain Current, Quiescent (IDQ
6 **
2.1
−5 to 0 V
)
A
3.6 A
Drain Current, RF (ID_Drive
Gate Voltage Typ. Range (VG)
Gate Current, RF (IG_Drive
)
See charts page 4, 8
−0.35 to -0.85
A
-14 to 29 mA
Pulsed, 22 W
CW, 16 W
V
Power Dissipation (PDISS), TBASE = 85°C
)
See charts page 4, 8
mA
°C
Operating Temp. Range, TBASE −40
+25
+85
Input Power (PIN), 50 Ω, VD = 6 V, IDQ = 2.1
A, TBASE = 85°C
Input Power (PIN), 3:1 VSWR, VD = 6 V, IDQ
= 2.1 A, TBASE = 85°C
26 dBm
26 dBm
Electrical specifications are measured at specified test
conditions. Specifications are not guaranteed over all
recommended operating conditions.
Channel Temperature, TCH
200 °C
260 °C
* Non-operating range: 8 – 18 dBm
** Not recommended for CW due to thermal
Mounting Temperature (30 seconds max)
Storage Temperature
−55 to 150 °C
Operation of this device outside the parameter ranges given
above may cause permanent damage. These are stress ratings
only, and functional operation of the device at these conditions
is not implied.
Electrical Specifications
Parameter
Conditionsꢀ(1) (2)
Min
Typ
Max
Units
Operational Frequency Range
32
38
GHz
PIN = +23 dBm, Frequency = 32 - 36 GHz
PIN = +23 dBm, Frequency = 37 - 38 GHz
PIN = +23 dBm, Frequency = 32 - 36 GHz
PIN = +23 dBm, Frequency = 37 - 38 GHz
36
35
Output Power at Saturation, PSAT
Power Added Efficiency, PAE
dBm
%
22
16
Small Signal Gain, S21
Input Return Loss, IRL
Output Return Loss, ORL
PSAT Temperature Coefficient
S21 Temperature Coefficient
Notes:
> 19
12
dB
dB
12
dB
TDIFF = −40°C to +85°C; PIN = +23 dBm
TDIFF = −40°C to +85°C
−0.009
−0.04
dBm/°C
dB/°C
1. Test conditions unless otherwise noted: Pulsed VD = 6 V, IDQ = 2.1 A, adjusting VG (typical -0.6V +/-), Pulse Width = 50 uS,
Duty Cycle = 35%, CW RF, TBASEꢁ=ꢁ+25ꢁ°C, Z0ꢁ=ꢁ50ꢁΩ
2. TBASE is back side of package
Data Sheet Rev. A, Sept. 2020 | Subject to change without notice
2 of 16
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