TLC271_01 Datasheet, PDF (65/82 Pages) Texas Instruments – LinCMOSE PROGRAMMABLE LOW-POWER OPERATIONAL AMPLIFIERS

TLC271, TLC271A, TLC271B
LinCMOS PROGRAMMABLE LOW-POWER
OPERATIONAL AMPLIFIERS
SLOS090D – NOVEMBER 1987 – REVISED MARCH 2001
APPLICATION INFORMATION (HIGH-BIAS MODE)
VI
(see Note A)
1.2 kΩ
100 kΩ
0.47 µF
TL431
20 kΩ
4.7 kΩ
0.1 µF
–
ÏÏÏÏ _TLC271
1 kΩ
ÏÏÏÏÏÏÏÏÏÏÏÏ ₊
BIAS SELECT
15 Ω
TIS 193
TIP31
250 µF, ⁺
25 V _–
VO
(see Note B)
47 kΩ
10 kΩ
22 kΩ
0.01 µF
110 Ω
NOTES: A. VI = 3.5 to 15 V
B. VO = 2.0 V, 0 to 1 A
Figure 118. Logic-Array Power Supply
VI
12 V
ÏÏÏÏ _–
ÏÏÏÏ _TLC271
H.P.
5082-2835
ÏÏÏÏ ₊
BIAS
ÏÏÏÏSELECT
ÏÏÏÏ ^{0.5 µF}
Mylar
N.O.
Reset
12 V
ÏÏÏÏ _–
ÏÏÏÏ _TLC271
ÏÏÏÏ ₊
BIAS
ÏÏÏÏÏÏÏÏ_SELECT
VO
100 kΩ
Figure 119. Positive-Peak Detector
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