S-1702 Datasheet, PDF (22/45 Pages) Seiko Instruments Inc – Built-in overcurrent protection circuit

SUPER-LOW CURRENT CONSUMPTION 150 mA VOLTAGE REGULATOR WITH BUILT-IN HIGH-ACCURACY VOLTAGE DETECTOR AND RESET INPUT FUNCTION
S-1702 Series
Rev.2.2_01
1. 4 Operation of each function according to ON / OFF and RESX pins
The following shows the operation of each function according to the combination of the ON / OFF and RESX pin.
S-1702Axx, Exx
ON / OFF Pin
“L”
“L”
“H”
“H”
S-1702Bxx, Fxx
ON / OFF Pin
“L”
“L”
“H”
“H”
S-1702Cxx, Gxx
ON / OFF Pin
“L”
“L”
“H”
“H”
S-1702Dxx, Hxx
ON / OFF Pin
RESX Pin
“L”
“H”
“L”
“H”
RESX Pin
“L”
“H”
“L”
“H”
RESX Pin
“L”
“H”
“L”
“H”
RESX Pin
“L”
“L”
“L”
“H”
“H”
“L”
“H”
“H”
S-1702Jxx, Lxx, Nxx
ON / OFF Pin
“L”
“H”
S-1702Kxx, Mxx, Pxx
ON / OFF Pin
“L”
“H”
Table 13
Regulator Block
Stops
Stops
Stops
Starts
Regulator Output
(VOUT)
Forcibly discharged
Forcibly discharged
Forcibly discharged
Set value
Detector Output
(VDOUT)
VSS potential
VSS potential
VSS potential
“H” or “L”
Regulator Block
Stops
Stops
Starts
Starts
Regulator Output
(VOUT)
Forcibly discharged
Forcibly discharged
Set value
Set value
Detector Output
(VDOUT)
VSS potential
VSS potential
VSS potential
“H” or “L”
Regulator Block
Stops
Stops
Stops
Starts
Regulator Output
(VOUT)
Forcibly discharged
Not forcibly
discharged
Forcibly discharged
Set value
Detector Output
(VDOUT)
VSS potential
“H” or “L”
VSS potential
“H” or “L”
Regulator Block
Stops
Stops
Starts
Starts
Regulator Output
(VOUT)
Not forcibly
discharged
Not forcibly
discharged
Set value
Set value
Detector Output
(VDOUT)
VSS potential
“H” or “L”
VSS potential
“H” or “L”
Regulator Block
Stops
Starts
Regulator Output
(VOUT)
Forcibly discharged
Set value
Detector Output
(VDOUT)
VSS potential
“H” or “L”
Regulator Block
Stops
Starts
Regulator Output
(VOUT)
Not forcibly
discharged
Set value
Detector Output
(VDOUT)
“H” or “L”
“H” or “L”
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