TL7702A_10 Datasheet, PDF (7/21 Pages) Texas Instruments – SUPPLY-VOLTAGE SUPERVISORS

TL7702A, TL7705A, TL7709A, TL7712A, TL7715A
SUPPLY-VOLTAGE SUPERVISORS
SLVS028I − APRIL 1983 − REVISED JULY 2009
APPLICATION INFORMATION
5V
12 V
GND
8
7
V_CC
SENSE
2
5
RESIN RESET
TL7712A
6
RESET
3
1
CT
REF
GND
C_T
4
0.1 µF
22 kΩ
10 kΩ
10 kΩ
C_T
−12 V
8
7
V_CC
SENSE
2
5
RESIN RESET
TL7712A
6
RESET
3 _CT
REF ¹
GND
4
0.1 µF
10 kΩ
8
7
V_CC
SENSE
2
5
RESIN RESET
TL7705A
6
RESET
3
CT
REF ¹
GND
C_T
4 _{0.1 µF}
10 kΩ
System Reset
10 kΩ
C_T(F)
+
t_d(s)
1.3 10⁴
Figure 6. Multiple Power-Supply System Reset Generation
5V
C_T(F)
+
t_d(s)
1.3 10⁴
GND
8
7
V_CC
SENSE
2
5
RESIN RESET
10 kΩ
TL7705A
6
3
RESET
1
CT
REF
GND
10 kΩ
C_T
4
0.1 µF
V_CC
RESET
TMS7000
V_SS
Figure 7. Reset Controller for TMS7000 System
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