LT5538IDD-PBF LINER [Linear Technology], LT5538IDD-PBF Datasheet - Page 5

• Manufacturer Part Number: LT5538IDD-PBF
• Description: 40MHz to 3.8GHz RF Power Detector with 75dB Dynamic Range
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFORMANCE CHARACTERISTICS
2.0
1.7
1.4
1.1
0.8
0.5
0.2
–2
–3
–1
40
35
15
10
30
25
20
3
2
1
0
–75
–75 –65 –55 –45 –35 –25 –15 –5
2.5
Supply Current vs Supply Voltage
Output Voltage, Linearity Error vs
Input Power at 450MHz
V
880MHz
V
NORMALIZED AT 25°C
OUT
CC
–65
= 5V
V
Variation vs Input Power at
CC
3
–55 –45 –35 –25 –15 –5
T
T
= 5V
SUPPLY VOLTAGE V
T
T
T
A
A
A
A
A
INPUT POWER (dBm)
INPUT POWER (dBm)
= –40°C
= 85°C
= –40°C
= 25°C
= 85°C
3.5
4
4.5
CC
T
T
T
A
A
A
(V)
= –40°C
= 25°C
= 85°C
5
5538 G07
5538 G04
5538 G01
5
5
5.5
3
2
–2
–3
1
0
–1
2.0
1.7
0.5
0.2
1.4
1.1
0.8
2.0
1.7
0.5
0.2
1.4
1.1
0.8
–2
–3
–1
3
2
1
0
–75 –65 –55 –45 –35 –25 –15 –5
–75 –65 –55 –45 –35 –25 –15 –5
–75
V
450MHz
Output Voltage, Linearity Error vs
Input Power at 40MHz
Output Voltage, Linearity Error vs
Input Power at 2.14GHz
V
NORMALIZED AT 25°C
OUT
CC
–65 –55 –45 –35 –25 –15 –5
= 5V
V
V
Variation vs Input Power at
CC
CC
T
T
= 5V
= 5V
A
A
INPUT POWER (dBm)
INPUT POWER (dBm)
INPUT POWER (dBm)
= –40°C
= 85°C
T
T
T
A
A
A
T
T
T
= –40°C
= 25°C
= 85°C
A
A
A
= –40°C
= 25°C
= 85°C
5538 G08
5538 G05
5538 G02
(Test Circuit shown in Figure 5)
5
5
5
3
2
1
0
–1
–2
–3
3
2
–2
–3
1
0
–1
2.0
1.7
1.4
1.1
0.8
0.5
0.2
–2
–3
–1
3
2
1
0
–75 –65 –55 –45 –35 –25 –15 –5
–75
–1
–2
–3
Output Voltage, Linearity Error vs
Input Power at 880MHz
V
2.14GHz
3
2
1
0
–75 –65 –55 –45 –35 –25 –15 –5
V
NORMALIZED AT 25°C
OUT
V
40MHz
CC
–65
V
NORMALIZED AT 25°C
OUT
CC
= 5V
V
Variation vs Input Power at
CC
= 5V
–55 –45 –35 –25 –15 –5
Variation vs Input Power at
T
T
= 5V
A
A
INPUT POWER (dBm)
T
T
INPUT POWER (dBm)
= –40°C
= 85°C
A
A
INPUT POWER (dBm)
= –40°C
= 85°C
LT5538
T
T
T
A
A
A
= –40°C
= 25°C
= 85°C
5538 G06
5538 G09
5
5
5538 G03
5
5538f
5
3
2
–2
–3
1
0
–1