參數(shù)資料
型號: TLC225xA
廠商: Texas Instruments, Inc.
英文描述: Rail-To-Rail Micropower Operational Amplifier Family
中文描述: 軌至軌微功耗運(yùn)算放大器系列
文件頁數(shù): 45/57頁
文件大?。?/td> 926K
代理商: TLC225XA
TLC225x, TLC225xA
Advanced LinCMOS
RAIL-TO-RAIL
VERY LOW-POWER OPERATIONAL AMPLIFIERS
SLOS176A – FEBRUARY 1997 – REVISED JULY 1999
45
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 56
o
φ
PHASE MARGIN
vs
LOAD CAPACITANCE
CL – Load Capacitance – pF
101
102
103
105
75
°
60
°
45
°
30
°
15
°
0
°
Rnull = 200
Rnull = 500
Rnull = 50
Rnull = 0
TA = 25
°
C
Rnull = 10
104
50 k
50 k
VDD–
VDD+
Rnull
CL
VI
+
Rnull = 100
Figure 57
G
GAIN MARGIN
vs
LOAD CAPACITANCE
CL – Load Capacitance – pF
20
10
5
0
101
15
102
103
105
Rnull = 100
TA = 25
°
C
Rnull = 50
104
Rnull = 500
Rnull = 200
Rnull = 0
Rnull = 10
Figure 58
B
UNITY-GAIN BANDWIDTH
vs
LOAD CAPACITANCE
CL – Load Capacitance – pF
áá
áá
150
25
100
0
101
200
125
175
50
75
102
103
104
105
TA = 25
°
C
Figure 59
O
OVERESTIMATION OF PHASE MARGIN
vs
LOAD CAPACITANCE
CL – Load Capacitance – pF
15
10
5
0
101
20
25
102
103
104
105
TA = 25
°
C
Rnull = 100
Rnull = 50
Rnull = 10
Rnull = 500
Rnull = 200
See application information
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