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LDO517 Datasheet(PDF) 3 Page - STMicroelectronics

Part No. LDO517
Description  IP Library: Wide Range ESR Capacitor, Low Noise, 100mA Low Dropout Voltage Regulator
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LDO517 Datasheet(HTML) 3 Page - STMicroelectronics

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ELECTRICAL CHARACTERISTICS : (STAND-BY MODE)
3V < VIN < 5.5V, -30°C < TA < +125°C, COUT = 1µF ±20%, ESR < 1Ω, ILOAD = 500µA.
Typical case : VIN = 4V, Ambient temperature, ILOAD = 500µA.
TYPICAL CHARACTERISTICS
Parameter
Symbol
Test Condition
Min.
Typ.
Max.
Unit
Output current in stand-by
mode
IOUTSTDBY
500
µA
Quiescent Current in
stand-by mode
ISTDBY
ILOAD = 500µA
15
20
µA
Power Supply Rejection Ratio
in stand-by mode
PSRRSTY
DC ; Dropout > 1V
65
dB
f = 10KHz
65
f = 100KHz
45
Line Regulation in stand-by
mode
LIRSTBY
VIN = 3V to 5.5V
2
mV
Load Regulation in stand-by
mode
LDRSTBY
ILOAD = 100µA - 500µA
1
mV
Figure 3 : PSRR vs Dropout for Various Frequency (VOUT = 2.8V, Full Load)
0.1
1
-65
-60
-55
-50
DROPOUT VOLATAGE (mV)
F=100KHz
F=10KHz


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