AP2127K-1.8TR Просмотр технического описания (PDF) - BCD Semiconductor
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AP2127K-1.8TR Datasheet PDF : 18 Pages
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Data Sheet
300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR
AP2127
Electrical Characteristics
(VIN=2.5V (for 0.8V to 1.8V voltage versions), VIN=VOUT+1V (for 2.5V to 4.75V voltage versions), VIN=6V@VOUT=5.2V,
TA=25oC, CIN=1µF, COUT=1µF, Bold typeface applies over -40oC≤TA≤85oC, unless otherwise specified.)
Parameter
Reference Voltage
Output Voltage
Input Voltage
Maximum Output Current
Load Regulation
Line Regulation
Dropout Voltage
Quiescent Current
Standby Current
Power Supply
Rejection Ratio
Output Voltage
Temperature Coefficient
Short Current Limit
Symbol
Conditions
VREF
VIN=VOUT+1V
1mA≤IOUT≤300mA
VOUT
VIN=VOUT+1V
1mA≤IOUT≤300mA
VIN
IOUT(MAX)
VIN-VOUT=1V,
VOUT=0.98×VOUT
∆VOUT
/(∆IOUT*VOUT)
∆VOUT
/(∆VIN*VOUT)
VIN-VOUT=1V,
1mA≤IOUT≤300mA
VOUT+0.5V≤VIN≤6V
IOUT=30mA
VDROP
VOUT=1.0V, IOUT=300mA
VOUT=1.2V, IOUT=300mA
VOUT=1.5V, IOUT=300mA
VOUT=1.8V, IOUT=300mA
VOUT=2.5V, 2.8V, 3.0V, 3.3V,
4.2V, IOUT=300mA
VOUT=4.75V and 5.2V,
IOUT=300mA
IQ
VIN=VOUT+1V, IOUT=0mA
ISTD
VIN=VOUT+1V,
VSHUTDOWN in off mode
PSRR
AP2127-1.0V to f=100Hz
4.2V, Ripple 1Vp-p f=1kHz
VIN=VOUT+1V f=10kHz
AP2127-4.75V and f=100Hz
5.2V, Ripple
0.5Vp-p
f=1kHz
VIN=VOUT+1V f=10kHz
(∆VOUT/VOUT)
/∆T
IOUT=30mA, -40oC≤TA≤85oC
ISHORT
VOUT=0V
Min Typ Max Unit
0.784 0.8 0.816 V
98%×
VOUT
2.5
102%×
VOUT
V
6
V
300 400
mA
0.6 %/A
0.06 %/V
1400 1500
1200 1300
900 1000
600
700
mV
170 300
140
60
0.1
68
68
54
63
63
45
±100
50
300
90
µA
1.0
µA
dB
dB
dB
dB
dB
dB
ppm/oC
mA
Oct. 2009 Rev. 1.3
BCD Semiconductor Manufacturing Limited
6
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