S-1721A1212-I6T1G SII [Seiko Instruments Inc], S-1721A1212-I6T1G Datasheet - Page 4

• Manufacturer Part Number: S-1721A1212-I6T1G
• Description: SUPER-SMALL PACKAGE 2-CIRCUIT HIGH RIPPLE-REJECTION LOW CURRENT CONSUMPTION LOW DROPOUT CMOS VOLTAGE REGULATOR
• Manufacturer: SII [Seiko Instruments Inc]

4
SUPER-SMALL PACKAGE 2-CIRCUIT HIGH RIPPLE-REJECTION LOW CURRENT CONSUMPTION LOW DROPOUT CMOS VOLTAGE REGULATOR
S-1721 Series
5. S-1721 Series E type
6. S-1721 Series F type
*1. Parasitic diode
ON/OFF1
ON/OFF2
*1. Parasitic diode
ON/OFF1
ON/OFF2
VIN
VIN
ON/OFF
ON/OFF
ON/OFF
ON/OFF
circuit
circuit
voltage circuit
voltage circuit
Overcurrent
Overcurrent
circuit
circuit
voltage circuit
voltage circuit
Overcurrent
Overcurrent
protector
Reference
protector
Reference
protector
Reference
protector
Reference
+
−
+
−
Seiko Instruments Inc.
+
−
+
−
*1
*1
*1
*1
Figure 5
Figure 6
VOUT1
VSS
VOUT2
VOUT1
VSS
VOUT2
ON/OFF logic
Pull-up resistor
Pull-down resistor
ON/OFF logic
Pull-up resistor
Pull-down resistor
Function
Function
1ch
2ch
1ch
2ch
1ch
2ch
1ch
1ch
2ch
2ch
1ch
2ch
Rev.1.1
Active “H”
Active “H”
None
None
None
None
Active “H”
Active “L”
None
None
None
None
Status
Status
_00