ISL28291 Intersil Corporation, ISL28291 Datasheet - Page 9

• Manufacturer Part Number: ISL28291
• Description: Single And Dual Ultra-low Noise, Rail-to-rail, Op Amp
• Manufacturer: Intersil Corporation

Pin Descriptions
Typical Performance Curves
(6 Ld SOT-23)
FIGURE 25. CMRR vs TEMPERATURE, VCM = 3.8V,
FIGURE 27. POSITIVE V
ISL28191
4.985
4.980
4.975
4.970
4.965
4.99
4.96
160
150
140
130
120
100
110
90
80
70
4
3
2
-40
-40
n = 100
n = 100
-20
-20
V
V
S
S
MEDIAN
(6 Ld μTDFN)
= ±2.5V
MEDIAN
= ±2.5V
ISL28191
0
0
1
3
2
TEMPERATURE (°C)
TEMPERATURE (°C)
OUT
20
20
vs TEMPERATURE R
9
(10 Ld MSOP)
40
40
ISL28291
MIN
2 (A)
8 (B)
3 (A)
7 (B)
4
60
60
(Continued)
MAX
80
80
MIN
MAX
(10 Ld μTQFN) PIN NAME
100
100
ISL28291
L
1 (A)
7 (B)
2 (A)
6 (B)
= 1k
ISL28191, ISL28291
3
120
120
IN+ (B)
IN+ (B)
IN- (A)
IN- (B)
IN+
IN-
V-
FIGURE 28. NEGATIVE V
Inverting input
Non-inverting input
Negative supply
FIGURE 26. PSRR vs TEMPERATURE ±1.5V TO ±2.5V
60
55
50
45
40
35
30
25
20
15
10
FUNCTION
82
80
78
76
74
72
70
-40
-40
n = 100
n = 100
-20
-20
V
MEDIAN
S
MEDIAN
= ±2.5V
0
0
(See circuit 1)
TEMPERATURE (°C)
TEMPERATURE (°C)
IN-
20
20
OUT
vs TEMPERATURE, R
EQUIVALENT CIRCUIT
40
MIN
40
MIN
MAX
MAX
60
60
Circuit 1
80
80
September 19, 2007
100
100
L
= 1k
V+
IN+
V-
120
120
FN6156.4