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LDO514 数据表(PDF) 3 Page - STMicroelectronics

部件名 LDO514
功能描述  IP Library: High PSRR, Very Low power, 200mA Low Dropout Voltage Regulator
PDF  4 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

LDO514 数据表(HTML) 3 Page - STMicroelectronics

  LDO514 Datasheet HTML 1Page - STMicroelectronics LDO514 Datasheet HTML 2Page - STMicroelectronics LDO514 Datasheet HTML 3Page - STMicroelectronics LDO514 Datasheet HTML 4Page - STMicroelectronics  
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LDO_514
3/4
10
60
110
160
210
2710
2720
2730
2740
2750
OUTPUT CURRENT (mA)
Vin=5.5V
Vin=4.0V
Vin=3.0V
2795
2797
2799
2801
2803
2805
INPUT VOLTAGE (V)
3.00
3.20
3.40
3.50
3.80
4.00
4.50
5
5.1
Full Load
1
10
100
1000
10000
100000
1000000
10000000
-65
-55
-45
-35
-25
-15
FREQUENCY (Hz)
170m V
200m V
2V
150m V
ELECTRICAL CHARACTERISTICS : STAND-BY MODE
3V < VIN < 5.5V, -30°C < TA < +85°C, VREF = 2.8V, COUT = 4.7µF ±20%, 20mΩ < ESR < 0.6Ω.
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
200
µA
Quiescent Current in stand-by mode
ISTDBY
ILOAD = 500µA
15
20
Power Supply Rejection Ratio in
stand-by mode
PSRRSTY
f = 10KHz
55
dB
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 Freq for Various Voltage Drop
(VOUT = 2.8V, Full Load)
Figure 4 : Output Voltage vs. Input Voltage
(VOUT = 2.8V, Full Load)
Figure 5 : Output Voltage vs Output Current (Load Regulation)



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