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RMPA5251

P1-P3P4-P6P7-P9P10-P10
©2004 Fairchild Semiconductor Corporation RMPA5251 Rev. D
RMPA5251
Typical Characteristics
(802.11a)
RMPA5251 Total M e asure d EVM QAM64 54 Mbps OFDM Modulation
VC=VM =3.3V, ICQ=184m A, IMQ=16mA, F=5.15- 5.85GHz, T=25
o
C
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
8
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
Total Measured EVM (%
)
5.15
GHz
5.25 GHz
5.35 GHz
5.45 GHz
5.55 GHz
5.65 GHz
5.75 GHz
5.85 GHz
Includes 0.8% System Level EVM
RMPA5251 Total Meas ure d EVM QAM64 54 Mbps OFDM M odulation
VC=VM =3.3V, ICQ=184m A, IMQ=16m A, F=5.15- 5.35GHz, T=25
o
C
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
8
45678910111213141516171819202122
Modulated Power Out (dBm)
Low Band Configuration High Band Configuration
Low Band Configuration High Band Configuration
Low Band Configuration High Band Configuration
Frequency (GHz) Frequency (GHz)
Modulated Power Out (dBm)
Total Measured EVM (%
)
4.90 GHz
4.95 GHz
5.00 GHz
5.05 GHz
5.10 GHz
5.15 GHz
5.20 GHz
5.25 GHz
5.30 GHz
5.35 GHz
Includes 0.8% System Level EVM
RMPA5251 Output Power for 3% Total Measured EVM 802.11a 54 Mbps
Modulation VM=VC=3.3 V, ICQ=184 mA, IMQ=16 mA (Low Band Config)
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
4.9 4.95 5 5.05 5.1 5.15 5.2 5.25 5.3 5.35
Total Channel Power (dBm)
Includes 0.8% System Level EVM
18dBm
RMPA5251 Output Power for 3% Total Measured EVM 802.11a 54 Mbps
Modulation VM=VC=3.3 V, ICQ=184 mA, IMQ=16 mA (High Band Config)
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
4.9 5 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 5.9
Total Channel Power (dBm)
Includes 0.8% System Level EVM
RMPA5251 Comparison Low Band Vs. High Band
Total Measured EVM Vs. Frequency
Modulated Power Out =18 dBm 54 Mbps OFDM
VC=VM=3.3V, ICQ=184m A, IMQ=16mA
0
1
2
3
4
5
4.9 5 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 5.9 6
Frequency (GHz) Frequency (GHz)
Total Measured EVM (%
)
Low Band
Configuration
High Band Configuration
10 nH on VC2 Replaced with 15 nH
and 1 pF on VC2 removed
Includes 0.8% System Level EVM
RMPA5251 Gain Vs. Modulated Power Out (Low and High Band)
QAM64 54 Mbps OFDM Modulation
VC=VM=3.3V, ICQ=184m A, IMQ=16mA, T=25
o
C
14
16
18
20
22
24
26
28
30
32
4.9 5 5.15.25.35.45.55.65.75.85.9 6
Gain (dB)
Low Band High Band
High Band Configuration
Low Band Configuration
18dBm
RMPA5251 Spectral Plot Showing Compliance to 802.11a Spectral
Mask Requirements @ 21.0 dBm Modulated Output Power 54Mbps OFDM
Data, 16.7 MHz BW, 176µS Burst, 100µS Idle, Frequency = 5.25 GHz,
VC = VM = 3.3V, ICQ = 184 mA, IMQ = 16 mA, T = 25°C
RMPA5251 Spectral Plot Showing Compliance to 802.11a Spectral
Mask Requirements @ 20.0 dBm Modulated Output Power 54Mbps OFDM
Data, 16.7 MHz BW, 176µS Burst, 100µS Idle, Frequency = 5.5 GHz,
VC = VM = 3.3V, ICQ = 184 mA, IMQ = 16 mA, T = 25°C
©2004 Fairchild Semiconductor Corporation RMPA5251 Rev. D
RMPA5251
Typical Characteristics
(802.11a)
(continued)
RMPA5251 Detector Voltage 4.9 - 5.35 GHz OFDM
54 Mbps Modulation VC = VM = 3.3V, ICQ = 184mA,
IMQ = 16mA, T = 25°C Low Band Configuration
0
50
100
150
200
250
300
350
400
450
500
550
600
650
700
750
800
45678910111213141516171819202122
Total Channel Power 16.7 MHz (dBm)
Detector Voltage (mV)
4.90 GHz
4.95 GHz
5.00 GHz
5.05 GHz
5.10 GHz
5.15 GHz
5.20 GHz
5.25 GHz
5.30 GHz
5.35 GHz
RMPA5251 Detector Voltage 5.15 - 5.85 GHz OFDM
54 Mbps Modulation VC = VM = 3.3V, ICQ = 184mA,
IMQ = 16mA, T = 25°C High Band Configuration
Total Channel Power 16.7 MHz (dBm)
Detector Voltage (mV)
0
50
100
150
200
250
300
350
400
450
500
550
600
650
700
750
800
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
5.15 GHz
5.25 GHz
5.35 GHz
5.45 GHz
5.55 GHz
5.65 GHz
5.75 GHz
5.85 GHz
Low Band Configuration High Band Configuration
Low Band Configuration
Low Band Configuration
RMPA5251 Performance vs. Change in Mirror Voltage (VM)*
*Total current can be varied by resetting the quiescent current
by means of adjusting the mirror voltage, VM.
RMPA5251 Modulated Output Power (OFDM 54 Mbps)
at 2% and 3% EVM vs. Mirror Voltage vs. Frequency,
VC=3.3V, T=25°C
RMPA5251 Total Current vs. VM vs. Modulated Output
Power VC = 3.3V, Frequency = 5.25 GHz, T = 25°C, Low Band Configuration
100
120
140
160
180
200
220
240
260
280
3 5 7 9 11 13 15 17 19 21 23
Modulated Output Power (dBm)
Total Current (mA)
Total Current (mA)
2.9V 3.0V 3.1V 3.2V 3.3V
2.9V
3.0V
3.3V
3.2V
VM
VM:
Gain and Total Quiescent Current vs. Mirror Voltage (VM)
Frequency = 5.25 GHz, VC = 3.3V, T = 25°C, Low Band Configuration
19
20
21
22
23
24
25
26
27
28
29
30
2.9 3.0 3.1 3.2 3.3
Mirror Voltage, VM (V)
Gain (dB)
130
140
150
160
170
180
190
200
210
220
230
240
Total Current
Gain
RMPA5251 Output Power for 3% EVM Increase for
VM = 2.9 to VM = 3.3V 802.11a 54 Mbps OFDM Modulation
RMPA5251 Output Power for 2% EVM Increase for
VM = 2.9 to VM = 3.3V 802.11a 54 Mbps OFDM Modulation
3.1V
14
15
16
17
18
19
20
5.15 5.2 5.25 5.3 5.35
Frequency (GHz)
Modulated Output Power (dBm)
VM = 2.9 V Itotal = 142 mA VM = 3.0 V Itotal = 155 mA
VM = 3.1 V Itotal = 170 mA VM = 3.2 V Itotal = 185 mA
VM = 3.3 V Itotal = 200 mA
2.9V
3.0V
3.1V
3.2V
3.3V
Includes 0.8% System Level EVM
14
15
16
17
18
19
20
5.15 5.2 5.25 5.3 5.35
Frequency (GHz)
Modulated Output Power (dBm)
VM = 2.9 V Itotal = 142 mA VM = 3.0 V Itotal = 155 mA
VM = 3.1 V Itotal = 170 mA VM = 3.2 V Itotal = 185 mA
VM = 3.3 V Itotal = 200 mA
3.0V
3.1V
2.9V
3.2V
3.3V
Includes 0.8% System Level EV
M
©2004 Fairchild Semiconductor Corporation RMPA5251 Rev. D
RMPA5251
Typical Characteristics
(Single Tone)
(continued)
Frequency (GHz)
RMPA5251 S-Parameters vs. Frequency
VM = VC = 3.3V, IMQ = 16mA, ICQ = 184mA, Low Band Configuration
RMPA5251 Typical Gain vs Single Tone Output Power
VC = VM = 3.3V, ICQ = 184mA, IMQ = 16mA,
4.9 - 5.35 GHz Low Band Configuration
RMPA5251 Typical Total Current vs. Single Tone Output Power
VC = VM = 3.3V, ICQ = 184mA, IMQ = 16mA, 4.9 - 5.35 GHz
Low Band Configuration
-20
-18
-16
-14
-12
-10
-8
-6
-4
-2
0
4.9 5.0 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 5.9 6.0
S11 and S22 Mag (dB)
0
3
6
9
12
15
18
21
24
27
30
S21 Mag (dB)
Frequency (GHz)
RMPA5251 S-Parameters vs. Frequency
VM = VC = 3.3V, IMQ = 16mA, ICQ = 184mA, High Band Configuration
RMPA5251 Typical Gain vs Single Tone Output Power
VC = VM = 3.3V, ICQ = 184mA, IMQ = 16mA,
5.2 - 5.8 GHz High Band Configuration
-20
-18
-16
-14
-12
-10
-8
-6
-4
-2
0
4.9 5.0 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 5.9 6.0
S11 and S22 Mag (dB)
0
3
6
9
12
15
18
21
24
27
30
S21 Mag (dB)
S22
S11
S21
S11
S22
S21
20
21
22
23
24
25
26
27
28
29
30
6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
Output Power (dBm)
Gain (dB)
20
21
22
23
24
25
26
27
28
29
30
6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
Output Power (dBm)
Gain (dB)
5.2 GHz
5.3 GHz
5.4 GHz
5.5 GHz
5.6 GHz
5.7 GHz
5.8 GHz
4.90 GHz
4.95 GHz
5.00 GHz
5.05 GHz
5.10 GHz
5.15 GHz
5.25 GHz
5.35 GHz
100
150
200
250
300
350
400
450
500
550
6 7 8 9 10 1112 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
Output Power (dBm)
Total Current (mA)
4.90 GHz
4.95 GHz
5.00 GHz
5.05 GHz
5.10 GHz
5.15 GHz
5.25 GHz
5.35 GHz
RMPA5251 Typical Total Current vs. Single Tone Output Power
VC = VM = 3.3V, ICQ = 184mA, IMQ = 16mA, 5.2 - 5.8 GHz
High Band Configuration
100
150
200
250
300
350
400
450
500
550
6 7 8 9 10111213141516171819202122232425262728
Output Power (dBm)
Total Current (mA)
5.2 GHz
5.3 GHz
5.4 GHz
5.5 GHz
5.6 GHz
5.7 GHz
5.8 GHz
0
5
10
15
20
25
30
35
4.85 4.95 5.05 5.15 5.25 5.35 5.45 5.55 5.65 5.75 5.85 5.95 6.05
Frequency (GHz)
4.85 4.95 5.05 5.15 5.25 5.35 5.45 5.55 5.65 5.75 5.85 5.95 6.05
Frequency (GHz)
RMPA5251 Single Tone Gain vs. VC vs. Frequency
VM = 3.3V T=25°C High Band Configuration
RMPA5251 Single Tone P1dB vs. VC vs. Frequency
VM = 3.3V T=25°C High Band Configuration
RMPA5251 Performance vs. Change in Collector Voltage (VC)
Gain (dB)
P1dB (dBm)
3.0V
3.3V
3.6V
VC
15
16
17
18
19
20
21
22
23
24
25
26
27
28
3.0V
3.3V
3.6V
VC
High Band Configuration
Low Band Configuration High Band Configuration
Low Band Configuration High Band Configuration
Low Band Configuration High Band Configuration
P1-P3P4-P6P7-P9P10-P10

RMPA5251

Mfr. #:
Buy RMPA5251
Manufacturer:
ON Semiconductor / Fairchild
Description:
RF Amplifier 4.90-5.85 GHz HBT Linear Power Amp
Lifecycle:
New from this manufacturer.
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