YB1210 – 300mA
Ultra-Low-Noise, High PSRR LDO Regulator
f = 100Hz, I
OUT
=1mA
Ripple Rejection (PSRR)
f = 1KHz, I
OUT
=1mA
f = 10KHz, I
OUT
=1mA
f = 100Hz to 100KHz,
Output Noise Voltage
Iload=10mA, Bypass=0nF
f = 100Hz to 100KHz,
Iload=10mA, Bypass=30nF
Shutdown Exit Delay
(See Note 2)
EN Logic Low Level
EN Logic High Level
EN Input Bias Current
Thermal Shutdown
Thermal-Shutdown Hysteresis
Rload=50ohm
V
IN
=2.0V to 5.5V
V
IN
=2.0V to 5.5V
V
IN
=5.5V, SHDN=0V or 6V
Shutdown Temperature
1.2
55
57
55
45
µVrms
dB
15
45
300
0.4
VIN
0.01
160
20
µVrms
µs
V
V
µA
℃
℃
Note1 :
The drop out voltage varies depending on output voltage selection
Dropout is defined as V
IN
– V
OUT
when V
OUT
is 100mV below V
OUT
where Vin=Vout + 1V for nominal
V
OUT
.
Note 2:
Time needed for V
OUT
to reach 90% of final value.
Typical Characteristics
At T
A
=25℃, V
IN
=(V
OUT
+0.5V), C
IN
=C
OUT
=0.47µF, V
EN
=V
IN
, unless otherwise noted.
Ground Current vs. Input Voltage
140
Dropout Voltage vs Load Current
900
800
Dropout Voltage (m V)
700
600
500
400
300
200
100
0
0
10
30
50
70
90
Vo=1.8V
Vo=2.5V
Ground Current (µA)
120
100
80
60
40
20
0
0.0
1.0
2.0
3.0
4.0
5.0
Vo=3.3V
Vo=3.3V
Input Voltage (V)
110 130 150 170 190 210 230 250
Load Current (m A)
YB1210 MRev.1.5
www.yobon.com.tw
5
YOBON [ YOBON TECHNOLOGIES,INC. ]
