Dual 200mA CMOS
LDO Voltage Regulator
(Preliminary)
Typical Operating Characteristics
IQ VS VIN
150
140
SE5221
IQ VS ILOAD
160
IQ (uA)
150
140
130
120
110
100
0
40
80
120
160
200
ILOAD (mA)
130
IQ
（
uA
）
120
110
100
90
80
Iq
（
no load
）
Iq
（
Both load=100mA
）
2.5
3
3.5
4
4.5
5
5.5
6
VIN
（
V
）
122
120
IQ Vs temperature
2.855
2.854
Vout(V)
2.853
2.852
2.851
2.850
Vout VS Temperture
IQ(uA)
118
116
114
112
25
50
75
Temperature(
℃
)
100
125
25
50
75
Temperature(℃)
100
125
PSRR VS Frequency
80
70
60
50
40
30
20
10
0
0.01
PSRR(dB)
Vout1
Vout2
0.1
1
10
Frequency(KHz)
100
1000
Revision 9/4/2008
Preliminary and all contents are subject to change without prior notice
© Seaward Electronics Inc., 2007. • www.seawardinc.com • Page 5
SEAWARD [ Seaward Electronics Inc. ]
