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EUP7917 Datasheet(PDF) 4 Page - Eutech Microelectronics Inc

Part No. EUP7917
Description  300mA, High PSRR Low-Noise LDO
Download  12 Pages
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Maker  EUTECH [Eutech Microelectronics Inc]
Homepage  http://www.eutechmicro.com
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EUP7917 Datasheet(HTML) 4 Page - Eutech Microelectronics Inc

 
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EUP7917
DS7917 Ver1.2 Mar. 2008
4
Absolute Maximum Ratings
VIN,VEN ------------------------------------------------------------------------------- -0.3 to 6.5V
VOUT ----------------------------------------------------------------------------- -0.3 to (VIN+0.3)
Junction Temperature --------------------------------------------------------------------- 150°C
Storage Temperature Range ---------------------------------------------------- -65°C to +150°C
Lead Temperature -------------------------------------------------------------------------- 260°C
Thermal Resistance θJA(SC-70) --------------------------------------------------------- 330°C/W
Thermal Resistance θJA(SOT23-5) ------------------------------------------------------ 220°C/W
ESD Rating
Human Body Model ----------------------------------------------------------------------
2kV
Operating Ratings
VIN --------------------------------------------------------------------------------------- 2.5 to 6V
VEN ----------------------------------------------------------------------------------- 0 to (VIN+0.3)
Operating Temperature Range ------------------------------------------------- -40°C to +125°C
Electrical Characteristics
Conditions: VIN=VOUT+0.5V or 2.5V whichever is greater,VEN=VIN,CIN=1uF,COUT=1uF,TA=-40~85℃
,Unless otherwise specified.
EUP7917
Symbol
Parameter
Conditions
Min
Typ
Max.
Unit
Input Voltage
2.5
6
V
IOUT=1mA,TA=25℃
-2
2
∆VOUT
Output Voltage Accuracy
IOUT=1mA,TA=-40℃ to 85℃
-3.0
3.0
%
IOUTMAX Maximum Output Current
TA>0℃
300
mA
ILIMIT
Current Limit
VOUT=VOUT(nom)× 90%, TA>0℃
300
440
800
mA
VOUT≧3V, IOUT=80mA
72
125
VOUT≧3V ,IOUT=300mA
250
350
2.4≦VOUT≦3V,IOUT=80mA
80
135
VDROP
Dropout Voltage (Note1)
2.4≦VOUT≦3V,IOUT=300mA
300
400
mV
IOUT=0.05mA
70
160
IQ
Quiescent Current
VIN=VOUT (nom)-0.1V,IOUT=0mA
110
250
µA
VLNR
Line Regulation
VIN=(VOUT+0.5V) to 6V, IOUT=0.1mA
0.02
0.25
%/V
VLDR
Load Regulation
1mA IOUT 300mA
0.002
0.013
%/mA
VEN=0,TA=25℃
0.01
1
ISHDN
Shutdown Supply Current
VEN=0,TA=85℃
0.05
µA
VIN=(VOUT+1V)DC+0.5VP-P
f=1kHz, ILOAD=10mA
75
VIN=(VOUT+1V)DC+0.5VP-P f=10kHz,
ILOAD=10mA
60
PSRR
Power Supply Ripple
Rejection
VIN=(VOUT+1V)DC+0.5VP-P
f=100kHz, ILOAD=10mA
45
dB
Fixed-Voltage
50
Output Noise Voltage (RMS)
f=10Hz~100kHz,
ILOAD=10mA
Adjustable Voltage
239
µV
Turn-on Time (Note2)
RLOAD=50Ω,TA=25℃
200
µs


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