TLC3704-Q1 Datasheet, PDF (20/23 Pages) Texas Instruments – QUAD MICROPOWER LINCMOS VOLTAGE COMPARATORS

TLC3704ĆQ1
QUAD MICROPOWER LinCMOS VOLTAGE COMPARATORS
SGLS191 − JUNE 2004
APPLICATION INFORMATION
100 kΩ
VI
1/2 TLC3704
+
100 kΩ
−
100 kΩ
100 kΩ
1/2 TLC3704 ^VI
−
C1
+
180 µF
(see Note A)
TLC271
(see Note B)
+
VI + 6 V to 16 V
IL + 0.01 mA to 0.25 mA
VO + 2.5 ^{(R1 ) R2)}
R2
SK9504
(see Note C)
GS
D
+
IN5818
VI
47 µF
Tantalum
R=6Ω
L = 1 mH
R1
(see Note D)
VO
100 kΩ
VI
RL
470 µF
R2
100 kΩ
−
100 kΩ
C2
100 pF
270 kΩ
VI
LM385
2.5 V
NOTES: A. Adjust C1 for a change in oscillator frequency
B. TLC271 − Tie pin 8 to pin 7 for low bias operation
C. SK9504 − VDS = 40 V
IDS = 1 Awill
D. To achieve microampere current drive, the inductance of the circuit must be increased.
Figure 28. Micropower Switching Regulator
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