SUPER-SMALL PACKAGE 2-CIRCUIT HIGH RIPPLE-REJECTION LOW CURRENT CONSUMPTION LOW DROPOUT CMOS VOLTAGE REGULATOR

S-1721 Series

Seiko Instruments Inc.

8

3. Product name list

3.1 S-1721 series A type

ON/OFF logic :

1ch : Active “H”, 2ch : Active “H”

Pull-up resistor :

1ch : None, 2ch : None

Pull-down resistor :

1ch : Available, 2ch : Available

Table 2

Voltage Regulator 1

Output Voltage

Voltage Regulator 2

Output Voltage

SNT-6A

SOT-23-6

1.2 V

±15 mV

1.2 V

±15 mV

S-1721A1212-I6T1G

S-1721A1212-M6T1G

1.2 V

±15 mV

1.5 V

±1%

S-1721A1215-I6T1G

S-1721A1215-M6T1G

2.0 V

±1%

2.0 V

±1%

S-1721A2020-I6T1G

S-1721A2020-M6T1G

2.8 V

±1%

2.8 V

±1%

S-1721A2828-I6T1G

S-1721A2828-M6T1G

3.2 S-1721 series E type

ON/OFF logic :

1ch : Active “H”, 2ch : Active “H”

Pull-up resistor :

1ch : None, 2ch : None

Pull-down resistor :

1ch : None, 2ch : None

Table 3

Voltage Regulator 1

Output Voltage

Voltage Regulator 2

Output Voltage

SNT-6A

SOT-23-6

1.8 V

±1%

2.8 V

±1%

S-1721E1828-I6T1G

S-1721E1828-M6T1G

2.8 V

±1%

1.8 V

±1%

S-1721E2818-I6T1G

S-1721E2818-M6T1G

2.8 V

±1%

3.3 V

±1%

S-1721E2833-I6T1G

S-1721E2833-M6T1G

2.85 V

±1%

2.5 V

±1%

S-1721E2J25-I6T1G

S-1721E2J25-M6T1G