YB1253
300mA, Low Power, High PSRR LDO Regulator
Typical Characteristics
At T
A
=25℃, V
IN
=(V
OUT
+1V), C
IN
=C
OUT
=1.0μF, V
EN
=V
IN
, unless otherwise noted.
Output Curent VS Dropout voltage
1000
900
Dropout Voltage (mV)
800
700
600
500
400
300
200
100
0
0
50
100
150
200
250
300
350
Output current (mA)
1.8V
3.3V
Iout= 300mA
1.3V
Quiescent current (uA)
45
40
35
30
25
20
15
10
5
0
2
Input voltage VS Quiescent current
Iout= 0
3.3V
1.8V
2.5
3
3.5
4
4.5
5
5.5
input voltage (V)
Output voltage VS Temperature
3.5
3
Output Voltage (V)
2.5
2
1.5
1
0.5
0
50
60
70
80
90
100
110
120
130
Temperature (degree)
1.8V
Iout= 300mA
Ouput voltage (V)
3.3V
3.5
3
2.5
2
1.5
1
0.5
0
0
Output voltage VS Output current
3.3V
1.8V
50
100
150
Output current (mA)
200
250
300
Startup delay time
Rout = 10Ω
Vout = 3.3V
EN
Vout
Vout
Shutdown delay time
Rout = 10Ω
Vout = 3.3V
EN
YB1253 Rev. 1.5
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5
YOBON [ YOBON TECHNOLOGIES,INC. ]
