ISL28191_08 Datasheet, PDF (9/16 Pages) Intersil Corporation – Single and Dual Single Supply Ultra-Low Noise, Low Distortion Rail-to-Rail Output, Op Amp

ISL28191, ISL28291
Typical Performance Curves (Continued)
160
n = 100
150
140
MAX
130
120
110
MEDIAN
100
90
80
MIN
70
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
FIGURE 25. CMRR vs TEMPERATURE, VCM = 3.8V,
V_S = ±2.5V
82
n = 100
80
MAX
78
MEDIAN
76
MIN
74
72
70
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
FIGURE 26. PSRR vs TEMPERATURE ±1.5V TO ±2.5V
4.990
n = 100
4.985
4.980
4.975
MEDIAN
MAX
4.970
4.965
4.960
-40 -20 0
MIN
20 40 60 80 100 120
TEMPERATURE (°C)
FIGURE 27. POSITIVE V_OUT vs TEMPERATURE, R_L = 1k
V_S = ±2.5V
60
n = 100
55
50
45
40
35
30
25
MEDIAN
20
15
10
-40 -20 0
MAX
MIN
20 40 60 80
TEMPERATURE (°C)
100 120
FIGURE 28. NEGATIVE V_OUT vs TEMPERATURE, R_L = 1k
V_S = ±2.5V
Pin Descriptions
ISL28191
ISL28191 ISL28291 ISL28291
ISL28291
PIN
(6 Ld SOT-23) (6 Ld µTDFN) (8 Ld SOIC) (10 Ld MSOP) (10 Ld µTQFN) NAME
FUNCTION
4
2
IN- Inverting input
2 (A)
2 (A)
1 (A)
IN-_A
6 (B)
8 (B)
7 (B)
IN-_B
EQUIVALENT CIRCUIT
V+
IN-
IN+
V-
Circuit 1
3
3
IN+ Non-inverting (See circuit 1)
3 (A)
3 (A)
2 (A)
IN+_B input
5 (B)
7 (B)
6 (B)
IN+_B
2
4
4
4
3
V- Negative supply
9
FN6156.5
February 20, 2008