lt5534 Linear Technology Corporation, lt5534 Datasheet - Page 4

• Manufacturer Part Number: lt5534
• Description: 50mhz To 3ghz Rf Power Detector With 60db Dynamic Range
• Manufacturer: Linear Technology Corporation

LT5534
4
TYPICAL PERFOR A CE CHARACTERISTICS
2.4
2.0
1.6
1.2
0.8
0.4
–1
–2
–3
0
3
2
–60
1
0
–60
Output Voltage vs RF Input Power
V
V
NORMALIZED AT 25°C
OUT
CC
–50
= 3V AT 2.5GHz
–50
Variation vs RF Input Power
V
AT 1.9GHz
CC
RF INPUT POWER (dBm)
RF INPUT POWER (dBm)
–40
= 3V
–40
T
A
T
= 85°C
A
–30
= –40°C
–30
40
35
30
25
20
15
10
0
5
Output Voltage Distribution
vs Temperature
RF P
V
1.79
–20
CC
–20
T
T
T
IN
= 3V
A
A
A
1.81 1.83
= –40C
= 25°C
= 85°C
= –14dBm AT 1.9GHz
W
–10
–10
5534 G07
5534 G10
U
1.85
0
V
0
OUT
3
2
1
0
–1
–2
–3
1.87
(V)
1.89
2.8
1.6
1.2
0.8
2.4
2.0
0.4
–2
–3
–1
T
T
T
0
3
2
1
0
1.91
A
A
A
–60
–60
Output Voltage vs RF Input Power
at V
= 25°C
= –40°C
= 85°C
V
V
NORMALIZED AT 25°C
T
OUT
CC
A
5534 G13
1.93
= 25°C
CC
= 3V AT 1.9GHz
–50
–50
Variation vs RF Input Power
= 3V and 5V
RF INPUT POWER (dBm)
RF INPUT POWER (dBm)
–40
–40
T
T
A
V
A
CC
= –40°C
–30
= 85°C
–30
= 3V, 5V
50MHz
–20
–20
1.9GHz
V
CC
10
9
8
7
6
5
4
= 3V, 5V
–10
–10
2.5
(Test circuit shown in Figure 1)
Supply Voltage vs Supply Current
5534 G11
5534 G08
0
3
0
SUPPLY VOLTAGE (V)
3.5
2.4
2.0
1.6
1.2
0.8
0.4
0
–60
T
Output Voltage vs RF Input Power
T
T
A
A
A
= –40°C
35
30
25
20
15
10
= 85°C
= 25°C
0
5
4
–50
V
AT 2.5GHz
Output Voltage Distribution
vs Temperature
RF P
V
0.54
CC
CC
= 3V
RF INPUT POWER (dBm)
4.5
= 3V
IN
0.56 0.58
–40
= –48dBm AT 1.9GHz
5
–30
5530 G14
0.6
V
T
T
T
5.5
OUT
A
A
A
0.62
= 25°C
= 85°C
= –40C
–20
(V)
0.64
–10
0.66
5534 G09
T
T
T
A
A
A
0.68
= 25°C
= –40°C
= 85°C
0
5534 G12
5534fa
3
2
–2
–3
1
0
–1
0.7