A6303
AiT Semiconductor Inc.
www.ait-ic.com
LOW DROPOUT VOLTAGE REGULATOR
300mA HIGH PSRR, LINEAR REGULATOR, W.
OUTPUT DISCHARGE
ELECTRICAL CHARACTERISTICS
Test Conditions: CIN=1uF, COUT=1uF, TA=25oC, unless otherwise noted.
A6303, For Arbitrary Output Voltage
Parameter
Input Voltage
Symbol
VIN
Conditions
Min
Typ.
-
Max
Unit
V
2
6
VOUT
x0.98
VOUT
-0.03
300
VOUT
x1.02
VOUT
+0.03
-
VOUT>1.5V
VIN=Set VOUT+1V
Output Voltage
VOUT
VOUT
V
1mA≦IOUT≦30mA
VOUT≤1.5V
Max Output Current
Dropout Voltage
IOUT (Max)
VIN - VOUT =1V
IOUT=100mA
IOUT=300mA
-
mA
mV
-
-
100
300
150
400
NOTE3
VDROP
VOUT≥2.8V
ΔVOUT
IOUT=40mA
2.8V≤VIN≤6V
Line Regulation
-
0.05
0.2
%/V
ΔVIN × VOUT
VIN=Set VOUT+1V
1mA≤IOUT≤300mA
VIN=Set VOUT+1V
Load Regulation
ΔVOUT /ΔIOUT
ISS
-
-
-
50
35
80
80
mV
uA
uA
Supply Current
Supply Current
(Standby)
ISTANDBY
VIN=Set VOUT+1V, VCE= VSS
0.1
1.0
ΔVOUT
Output Voltage
Temperature Coefficient
IOUT=30mA
-
-
±100
70
-
-
ppm/°C
dB
ΔT × VOUT
f=1kHz, Ripple=0.5Vp-p
VIN=Set VOUT+1V
Ripple Rejection
PSRR
Current Limit
ILIM
VCEH
VCEL
300
1.5
0
-
-
-
-
VIN
0.25
-
mA
V
V
CE Input Voltage “H”
CE Input Voltage “L”
Output Noise
EN
BW=10Hz~100kHz
CE=0, VOUT=3.0V
-
47
uVRMS
Discharge Resistor
Rdischarge
-
1.5k
-
Ω
CE pin pull down
resistor
Rcepd
CE=VIN=5V
-
500k
-
Ω
NOTE3: VDROP=VIN1-(VOUT2*0.98) VOUT2 is the output voltage when VIN=VOUT1+1.0V and IOUT=300mA.
VIN1 is the input voltage at which the output voltage becomes 98% of VOUT1 after gradually decreasing the input voltage.
REV1.7
- JAN 2008 RELEASED, JUN 2017 UPDATED -
- 4 -
AITSEMI [ AiT Semiconductor ]
