LR4558 Datasheet, PDF (5/7 Pages) List of Unclassifed Manufacturers – The LR4558 consists of two high performance operational amplifiers

LESHAN RADIO COMPANY, LTD.
Typical Performance Characteristics (Continued)
1.2
1.1
V =15V
CC
1.0
V =-15V
EE
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
-25
0
25
50
75
100
125
Ambient Temperature (^oC)
Figure 8. Input Offset Voltage vs. Temperature
80
70
60
50
40
30
20
10
0
-25
V =15V
CC
V =-15V
EE
0
25
50
75
100
125
Ambient Temperature (^oC)
Figure 9. Input Bias Current vs. Temperature
Typical Application
V_O
10PF
20K
8
7
6
-
+
6.2K
5
LR4558
+
-
1
2
D2
3
4
15K
20K
20K 20K
10K
D1
V_IN
Figure 10. Application of LR4558 in an AC/DC Converter
LR4558–5/7