HIGH RIPPLE-REJECTION AND LOW DROPOUT CMOS VOLTAGE REGULATOR
S-L2980 Series
Rev.4.1_00
Reference Data
1. Transient Response Characteristics (S-L2980A30MC, Typical data, Ta=25°C)
Input voltage
or
Load current
Overshoot
Output voltage
Undershoot
1-1. Power Source Fluctuation
Overshoot
Undershoot
VIN, VON/OFF=5.0→4.0 V, IOUT=1.0 mA
VIN, VON/OFF=4.0 →5.0 V, IOUT=1.0 mA
VIN
3.10
3.05
3.10
3.05
3.0
5.0
5.0
4.0
VIN
4.0
VOUT
VOUT
3.0
CL=2.2 μF
CL=2.2 μF
TIME (20 μs / div.)
TIME (20 μs / div.)
Overshoot
Undershoot
VIN, VON/OFF=4.0→5.0 V, IOUT=50 mA
VIN, VON/OFF=5.0→4.0 V, IOUT=50 mA
VIN
3.10
3.05
3.0
5.0
3.10
5.0
4.0
VIN
4.0
3.05
3.0
VOUT
VOUT
CL=2.2 μF
CL=2.2 μF
TIME (20 μs / div.)
TIME (20 μs / div.)
18
Seiko Instruments Inc.
SII [ SEIKO INSTRUMENTS INC ]
