XTR103 Burr-Brown Corporation, XTR103 Datasheet - Page 4

• Manufacturer Part Number: XTR103
• Description: 4-20mA Current Transmitter with RTD EXCITATION AND LINEARIZATION
• Manufacturer: Burr-Brown Corporation

TYPICAL PERFORMANCE CURVES
At T
A
1750
1500
1250
1000
= +25 C, V+ = 24VDC, unless otherwise noted.
120
100
750
500
250
80
60
40
20
80
60
40
20
0
0
0
100
0.1
0
R
R
R
R
R
G
G
G
G
G
®
=
LOOP RESISTANCE vs LOOP POWER SUPPLY
= 25
= 100
= 400
= 2k
9V
XTR103
TRANSCONDUCTANCE vs FREQUENCY
1
R
10
Loop Power Supply Voltage, V
L
max =
1k
COMMON-MODE REJECTION
10
vs FREQUENCY (RTI)
(V+) – 9V
Frequency (Hz)
Frequency (Hz)
20mA
20
100
10k
Operating
Region
30
1550
1k
PS
100k
G = 0.16A/V
(R
(V)
G
40
= 400 )
10k
100k
1M
50
4
140
120
100
20mA
80
60
40
20
60
50
40
30
20
10
4mA
0
0
0.1
10
INPUT OFFSET VOLTAGE vs LOOP POWER SUPPLY
Span = I
R
1
L
Without external transistor
= 100
REJECTION vs FREQUENCY (RTI)
Loop Power Supply Voltage, V
O
R
= 16mA
With external transistor
S
=
10
20
STEP RESPONSE
R
POWER SUPPLY
S
Frequency (Hz)
= 25
100 s/Div
R
L
100
= 600
30
1k
PS
G = 0.16A/V
(R
(V)
G
= 400 )
10k
R
L
= 1k
100k
40