A6300
AiT Semiconductor Inc.
www.ait-ic.com
LOW DROPOUT VOLTAGE REGULATOR
300mA CMOS WITH ENABLE PIN
ELECTRICAL CHARACTERISTICS
VIN = VOUT + 1V, CIN = 1μF, COUT = 2.2μF, TA =25℃, unless otherwise specified.
Symbol
VIN
Parameter
Conditions
VOUT≤1.2V
Min
Typ
Max
5.5
Unit
V
Input Voltage
2.5
NOTE1
VOUT > 1.2V
IOUT = 1mA
NOTE2
VOUT
-2%
5.5
VOUT
+2%
VOUT
Output Voltage
V
IOUT
VDROPOUT
Output Current
Dropout Voltage
300
mA
IOUT = 300mA VOUT=1.5V
VOUT=1.8V
1150
850
375
180
350
70
1450
1100
450
mV
2.5V≤VOUT≤3.3V
VOUT≥3.3V
VOUT > 1.2V, VIN = VOUT+1V
IOUT = 1mA to 300mA
Iq = 0mA
230
ILIM
IGND
Iq
Current Limit
mA
uA
uA
Ground Current
Quiescent Current
Line Regulation
90
90
67
△VLINE
IOUT=10mA ,VOUT=1.2V
-0.15
-0.15
-0.1
0.1
0.1
0.15
0.15
0.1
VIN=2.5V to 5V
IOUT=1mA,1.2V<VOUT < 2V
IOUT=1mA ,2V<VOUT <4V
VIN=VOUT+0.5V to VOUT+1V
IOUT=1mA , VOUT ≥3.3V
VIN=VOUT+0.5V to VOUT+1V
IOUT = 1mA to 300mA
IOUT = 1mA
%/V
0.03
-0.4
-1
0.02
0.2
40
0.4
1
△VLOAD
Load Regulation
Temperature
Coefficient
Over Temperature
Shutdown
Over-Temperature
Shutdown
Hysteresis
%
ppm/
℃
TC
TSD
IOUT = 1mA
IOUT = 1mA
150
30
℃
THYS
℃
PSRR
PSRR
Power Supply
Rejection
Power Supply
Rejection (with
Bypass)
IOUT= 100mA
VOUT=1.2V
IOUT =100mA
VOUT=2.2V,
CBP = 10nF
f = 100HZ
f = 1kHZ
f = 100HZ
65
60
dB
dB
70
65
f = 1kHZ
VN
VIH
VIL
Output Voltage
Noise
EN Input High
Threshold
EN Input Low
Threshold
EN Bias Current
Shutdown Current
f = 10kHZ to 100kHZ,
CBP = 10nF
50
μVRMS
VIN = 2.5V to 5V
1.5
V
VIN = 2.5V to 5V
0.3
1
V
IBIAS
ISD
nA
μA
VEN = 0V
0.01
NOTE1: Output Current is limited by PD, Maximum IOUT=400mW/VIN(MAX.) – 1.2V
NOTE2: The minimum input voltage (VIN(MIN)) of the A6300 is determined by output voltage and dropout voltage. The minimum input
voltage is defined as: VIN(MIN) = VOUT + VDROP
REV1.4
- JUN 2006 RELEASED, FEB 2015 UPDATED -
4
AITSEMI [ AiT Semiconductor ]
