PTFA241301FV1 Datasheet, PDF (5/12 Pages) Infineon Technologies AG – Thermally-Enhanced High Power RF LDMOS FETs 130 W, 2420 – 2480 MHz

Typical Performance (cont.)
WiMAX Performance
V_DD = 28 V, I_DQ = 1.2 A,
(modulation = 64 QAM2/3, channel bandwidth = 3.5 MHz,
sample rate = 4 MHz)
30
-15
Efficiency
25
ƒ = 2.42 GHz
-20
ƒ = 2.48 GHz
20
ƒ = 2.45 GHz
-25
15
-30
10
-35
5
-40
0
-45
15 20 25 30 35 40 45 50
Output Power (dBm)
PTFA241301E
PTFA241301F
WiMAX Performance
V_DD = 28 V, I_DQ = 1.2 A, ƒ = 2480 MHz,
(modulation = 64 QAM2/3, channel bandwidth = 3.5 MHz,
sample rate = 4 MHz)
-15
-20
t = –20 °C
-25
t = +25 °C
-30
-35
-40
t = +85 °C
-45
15 20 25 30 35 40 45 50
Output Power (dBm)
WiMAX Performance
V_DD = 28 V, ƒ = 2480 MHz
(modulation = 64 QAM2/3, channel bandwidth = 3.5 MHz,
sample rate = 4 MHz)
-15
-20
-25
I_DQ = 0.90 A
-30
-35
I_DQ = 1.65 A
-40
I_DQ = 1.2 A
-45
15 20 25 30 35 40 45 50
Output Power (dBm)
Power Sweep, under Pulsed Conditions
V_DD = 28 V, I_DQ = 1.15 A, ƒ = 2420 MHz,
pulse period = 800 µs, pulse width = 80 µs,
1% duty cycle
60
P–6dB = 52.5 dBm
58
56
P–3dB = 52.1 dBm
54 _{P–1dB = 51.5 dBm}
52
50
Ideal
48
Actual
46
44
30
35
40
45
Input Power (dBm)
Data Sheet
5 of 12
Rev. 05, 2007-05-11