ISL28617VY25EV1Z Datasheet, PDF (9/19 Pages) Intersil Corporation – 40V Precision Instrumentation Amplifier with Differential ADC Driver

ISL28617
Typical Performance Curves
V_CC = V_CO = 15V, V_EE = V_EO = -15V, V_CM = 0V, R_L = Open, unless otherwise specified. (Continued)
5
15
4
3
10
2
1
5
0
V_CC = +10V; V_EE = -10V
-1
0
V_CO = +5V; V_EO = 0V
R_FB = 120k; R_IN = 120
-2
-5
V_CMO = 2.5V
-3
-4
-10
-5
-15
-10
-5
0
5
V_CMO (V)
10
15
-15
-6
-4
-2
0
2
4
6
VOUT+ TO VOUT- (V)
FIGURE 15. IB_VCMO vs V_CMO INPUT VOLTAGE RANGE
FIGURE 16. COMMON MODE RANGE vs OUTPUT VOLTAGE
15
10
5
V_CC = +10V; V_EE = -10V
0
V_CO = +3V; V_EO = 0V
R_FB = 30k; R_IN = 30.1
-5
V_CMO = 1.5V
-10
-15
-4
-3
-2
-1
0
1
2
3
4
VOUT+ TO VOUT- (V)
FIGURE 17. COMMON MODE RANGE vs OUTPUT VOLTAGE
80
60 ^{AV = 1000}
40 ^{AV = 100}
20 ^{AV = 10}
A_V = 1
0
A_V = 0.1
-20
-40
10
100
R_IN = 30.1, R_FB = 30.1k
R_IN = 301
R_FB = 30.1k
R_IN = 3.01k, R_FB = 30.1k
R_IN = 30.1k, R_FB = 30.1k
R_IN = 301k, R_FB = 30.1k
1k
10k 100k 1M
10M 100M
FREQUENCY (Hz)
FIGURE 18. CLOSED LOOP GAIN (R_FB = 30.1k) vs FREQUENCY)
80
60 ^{AV = 1000}
40 ^{AV = 100}
20 ^{AV = 10}
A_V = 1
0
A_V = 0.1
-20
-40
10
100
R_IN = 121, R_FB = 121k
R_IN = 12.1k, R_FB = 121k
R_IN = 1.21k
R_FB = 121k
R_IN = 121k, R_FB = 121k
R_IN = 1.21M, R_FB = 121k
1k
10k 100k 1M 10M 100M
FREQUENCY (Hz)
FIGURE 19. CLOSED LOOP GAIN (R_FB = 121k) vs FREQUENCY
160
140
120
100
80
A_V = 1000
60 _{AV = 100}
40 ^AV ^{= 10}
20 ^{AV = 1}
A_V = 0.1
0
1
10
100
1k
10k
FREQUENCY (Hz)
100k 1M
FIGURE 20. POSITIVE PSRR V_EE AND V_CC (R_F = 30.1k)
9
FN6562.1
October 17, 2013