LDO514 データシートの表示（PDF） - STMicroelectronics
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LDO514 Datasheet PDF : 4 Pages
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LDO_514
ELECTRICAL CHARACTERISTICS
3V < VIN < 5.5V, -55°C < TA < +125°C, COUT = 1µF ±20%, 20mΩ < ESR < 0.6Ω, ILOAD = 200mA.
Typical case : VIN = 4V, T = 25°C, COUT = 1µF.
Parameter
Symbol
Test Condition
Min.
Typ.
Max.
Unit
Input Voltage Range (Note 1)
Output Voltage
Output Voltage Accuracy
Output current
Dropout Voltage
Quiescent current
Power down mode quiescent
current
Power Supply Rejection Ratio
Line Regulation
Load Regulation
Line Transient
Load Transient
Output Noise Voltage
Output decoupling Capacitor
Settling time
Short Circuit Current Limit
VIN
VOUT
IOUT
∆VDO
IQ
IQPDM
PSRR
LIR
LDR
LIRT
LDTR
en
enRMS
COUT
ISHORT
3
∆VOUT = 50mV,
ILOAD = 200mA
(Note 2)
170
ILOAD = 100µA
ILOAD = 20mA
ILOAD = 200mA
Power down active
DC
f = 10KHz
f = 100KHz
ILOAD = 200mA,
VIN = 3V to 5.5V
ILOAD = 100µA - 200mA
∆VIN = 300mV
tRISE = tFALL = 10µs
ILOAD = 100µA - 200mA
in 10µs
100Hz
1KHz
10KHz
BW : 100Hz to 100KHz
ILOAD = 200mA
2.8
3
70
90
320
100
65
60
50
1.5
35
<1
0.5
1400
450
150
45
1
15
800
5.5
V
V
%
200
mA
50
mV
110
µA
130
440
nA
dB
2.5
mV
40
mV
mV
1
mV
---n---V-----
Hz
µVRMS
µF
30
µs
mA
Notes: 1. Above characteristics are given for 3V minimum input operating range voltage, but regulator is
operational with 2.7V minimum input voltage.
2. All parameters are guaranteed with 170mV min Dropout voltage.
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