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YB1230_09 Datasheet, PDF (4/11 Pages) YOBON TECHNOLOGIES,INC. – 600mA, Low-Noise LDO Regulator
YB1230
600mA, Low-Noise LDO Regulator
Electrical Characteristics
Table 2 VIN = ( VOUT + 1V ), CIN = COUT = 2.2μF, VEN = VIN, TA=25°C, unless otherwise noted.
Description
Symbol
Test Conditions
MIN TYP MAX Units
Input Voltage Range
VIN
2.0
5.5 V
Output Voltage
VOUT Predefined
1.8
3.1 V
Output Voltage Accuracy
ΔVOUT IOUT = 10mA
-2.0
+2.0 %
Output Current Limit
ISC Short-Circuit Output
380
mA
VOUT = 3.2V, IOUT = 600mA
500
VOUT = 3.0V, IOUT = 600mA
520
Dropout Voltage (Note 1)
VDROP VOUT = 2.5V, IOUT = 600mA
600
mV
VOUT = 2.0V, IOUT = 600mA
750
VOUT = 1.8V, IOUT = 600mA
850
Ground Current
IG
Iground = IIN - IOUT
90 150 μA
Line Regulation
ΔVLINE VIN=(VOUT+1V) to 5.5V, IOUT=10mA
0.3
%/V
Load Regulation
ΔVLOAD IOUT = 1mA to 600mA
2
%
Shutdown Supply Current
ISD
EN = 0V
1
μA
f = 100Hz, IOUT = 10mA
56
Ripple Rejection (PSRR)
PSRR f = 1KHz, IOUT = 10mA
56
dB
f = 10KHz, IOUT = 10mA
45
Shutdown Exit Delay (Note 2)
VOUT = 2.8V, Rload = 9 ohm
40 100 μs
EN Logic Low Level
VIL
VIN = 2.0V to 5.5V
0.4 V
EN Logic High Level
VIH
VIN = 2.0V to 5.5V
1.5
VIN
V
EN Input Bias Current
IBEN
VIN = EN = VOUT +1V
0.01
μA
Thermal Shutdown
TSD Shutdown Temperature
160
°C
Thermal Hysteresis
THYS VOUT = 1.8V, IOUT = 100mA
20
°C
Note :
1. The drop out voltage varies depending on output voltage selection. Dropout is defined as VIN – VOUT when
VOUT is 100mV below nominal VOUT where VIN = VOUT + 1V for nominal VOUT.
2. Time needed for VOUT to reach 90% of final value.
YB1230 Rev.1.6
www.yobon.com.tw
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