Datasheet

FREQUENCY (Hz)
GAIN (dB)
25
20
15
10
5
0
100 1k 10k 100k 1M 10M
Rg = 10 k:
Rg = 25 k:
Rg = 50 k:
V
S
= 5V, V
CM
= 5V
V
CM
(V)
CMRR
(dB)
150
130
110
90
70
50
-2 11 24 37 50 63 76
-40°C
25°C
125°C
V
S
= 12V
FREQUENCY (Hz)
PSRR (dB)
100
80
60
40
20
1 10 100 1k 10k 100k
V
CM
= 5V, Rg = 10 k:
FREQUENCY (Hz)
CMRR (dB)
110
90
70
50
30
10
V
S
= 5V, Rg = 10 kÖ
100k 1M10k1k100101
V
CM
(V)
I
S
(éA)
2300
2100
1900
1700
1500
1300
1100
900
700
500
300
-2 -1 0 1 2 3 4 16 28 40 52 64 76
V
S
= 2.7V
V
S
= 5V
V
S
= 12V
V
CM
= 2.1V V
CM
= -2V
V
S
(V)
I
S
(éA)
2400
2300
2200
2100
2000
1900
1800
800
700
600
500
400
300
2.7 5.3 8.0 10.6 13.2
25°C
125°C-40°C
LMP8645, LMP8645HV
www.ti.com SNOSB29F –NOVEMBER 2009–REVISED MARCH 2013
Typical Performance Characteristics
Unless otherwise specified: T
A
= 25°C, V
S
=V
+
-V
-
, V
SENSE
= +IN - (-IN), R
L
= 10 MΩ.
Supply Curent vs. Supply Voltage Supply current vs. V
CM
Figure 2. Figure 3.
AC PSRR vs. Frequency AC CMRR vs. Frequency
Figure 4. Figure 5.
Gain vs. Frequency CMRR vs. V
CM
Figure 6. Figure 7.
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