S-1721 Datasheet, PDF (5/38 Pages) Seiko Instruments Inc – SUPER-SMALL PACKAGE 2-CIRCUIT HIGH RIPPLE-REJECTION LOW CURRENT CONSUMPTION LOW DROPOUT CMOS VOLTAGE REGULATOR

SUPER-SMALL PACKAGE 2-CIRCUIT HIGH RIPPLE-REJECTION LOW CURRENT CONSUMPTION LOW DROPOUT CMOS VOLTAGE REGULATOR
Rev.1.1_00
S-1721 Series
7. S-1721 Series G type
ON/OFF1
VIN
ON/OFF2
*1
Overcurrent
protector
ON/OFF
+
circuit
−
Reference
voltage circuit
*1
Overcurrent
protector
ON/OFF
+
circuit
−
Reference
voltage circuit
VOUT1
Function
Status
ON/OFF logic
1ch Active “L”
2ch Active “H”
Pull-up resistor
1ch None
2ch None
Pull-down resistor
1ch None
2ch None
VSS
VOUT2
*1. Parasitic diode
Figure 7
8. S-1721 Series H type
ON/OFF1
VIN
ON/OFF2
*1
Overcurrent
protector
ON/OFF
+
circuit
−
Reference
voltage circuit
*1
Overcurrent
protector
ON/OFF
+
circuit
−
Reference
voltage circuit
VOUT1
Function
Status
ON/OFF logic
1ch Active “L”
2ch Active “L”
Pull-up resistor
1ch None
2ch None
Pull-down resistor
1ch None
2ch None
VSS
VOUT2
*1. Parasitic diode
Figure 8
Seiko Instruments Inc.
5