HIGH RIPPLE-REJECTION LOW DROPOUT MIDDLE OUTPUT CURRENT CMOS VOLTAGE REGULATOR
Rev.3.0
_01
S-1131 Series
Standard Circuit
Input
VIN
C
IN
*1
VOUT
C
L
*3
ON/OFF
*2
VSS
Output
Single GND
GND
*1.
C
IN
is a capacitor for stabilizing the input.
*2.
In case of product with shutdown function.
*3.
A tantalum capacitor (2.2
µ
F or more) can be used.
Figure 11
Caution The above connection diagram and constant will not guarantee successful operation.
Perform thorough evaluation using the actual application to set the constant.
Application Conditions
Input capacitor (C
IN
):
Output capacitor (C
L
):
1.0
µ
F or more
2.2
µ
F or more (tantalum capacitor)
Caution A general series regulator may oscillate, depending on the external components selected.
Check that no oscillation occurs with the application using the above capacitor.
Seiko Instruments Inc.
9
SII [ SEIKO INSTRUMENTS INC ]
