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LD2981 Datasheet(PDF) 5 Page - STMicroelectronics

Part No. LD2981
Description  VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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LD2981 Datasheet(HTML) 5 Page - STMicroelectronics

 
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LD2981 SERIES
5/17
(NOTE 1): For Vo < 2.5V dropout voltage can be calculated according to the minimum input voltage in full temperature range.
IQ
Quiescent Current
ON MODE
IO = 0
80
100
µA
IO =0
TJ= -40 to 125°C
150
IO = 1 mA
100
150
IO =1mA
TJ= -40 to 125°C
200
IO = 25 mA
250
400
IO =25 mA
TJ= -40 to 125°C
800
IO = 100 mA
1000
1300
IO = 100 mA
TJ= -40 to 125°C
2600
OFF MODE
VINH < 0.3 V
0.8
VINH < 0.15 V
TJ= -40 to 125°C
2
VDROP Dropout Voltage (NOTE 1)
IO =0
1
3
mV
IO =0
TJ= -40 to 125°C
5
IO =1mA
7
10
IO =1mA
TJ= -40 to 125°C
15
IO = 25mA
70
100
IO = 25mA
TJ= -40 to 125°C
150
IO = 100mA
180
250
IO = 100mA
TJ= -40 to 125°C
375
ISC
Short Circuit Current
RL = 0
150
mA
SVR
Supply Voltage Rejection
CO =10µFf = 1KHz
63
dB
VINH
Inhibit Input Logic Low
LOW = Output OFF
TJ= -40 to 125°C
0.18
V
VINL
Inhibit Input Logic High
HIGH = Output ON
TJ= -40 to 125°C
1.6
V
IINH
Inhibit Input Current
VINH =0V
TJ= -40 to 125°C
0-1
µA
VINH =5V
TJ= -40 to 125°C
515
eN
Output Noise Voltage
BW = 300 Hz to 50 KHz
CO =10 µF
160
µV
RMS
TSHDN Thermal Shutdown
170
°C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit


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