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LT3070 Datasheet(PDF) 4 Page - Linear Technology

No. de pieza LT3070
Descripción Electrónicos  5A, Low Noise, Programmable Output, 85mV Dropout Linear Regulator
PDF  28 Pages
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Fabricante Electrónico  LINER [Linear Technology]
Página de inicio  http://www.linear.com
Logo LINER - Linear Technology

LT3070 Datasheet(HTML) 4 Page - Linear Technology

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LT3070

3070fa
electricAl chArActeristics The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. COUT = 15µF (Note 9), VIN = VOUT + 0.3V (Note 5), VBIAS = 2.5V unless
otherwise noted.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
BIASPinCurrentinNapMode
EN=Low(AfterPORCompleted)
l
120
200
320
µA
BIASPinCurrent,
VIN=1.3V,VOUT=1V
IOUT=10mA
IOUT=100mA
IOUT=500mA
IOUT=1A
IOUT=2.5A
IOUT=5A
l
l
l
l
l
l
0.75
1.25
2.0
2.6
3.5
4.5
1.08
1.8
3.0
3.8
5.2
6.9
1.5
2.4
4.0
5.0
7.0
10.0
mA
mA
mA
mA
mA
mA
CurrentLimit(Note5)
VIN–VOUT<0.3V,VBIAS=3.3V
VIN–VOUT=1.0V,VBIAS=3.3V
VIN–VOUT=1.7V,VBIAS=3.3V
l
l
l
5.1
3.2
1.2
6.4
4.5
2.5
7.7
5.8
4.3
A
A
A
ReverseOutputCurrent(Note8)
VIN=0V,VOUT=1.8V
l
300
450
µA
PWRGDVOUTThreshold
PercentageofVOUT(NOMINAL),VOUTRising
PercentageofVOUT(NOMINAL),VOUTFalling
l
l
87
82
90
85
93
88
%
%
PWRGDVOL
IPWRGD=200µA(FaultCondition)
l
50
150
mV
VBIASUndervoltageLockout
VBIASRising
VBIASFalling
l
l
1.1
0.9
1.55
1.4
2.1
1.7
V
V
VIN-VOUTServoVoltagebyVIOC
l
250
300
350
mV
VIOCOutputCurrent
VIN=VOUT(NOMINAL)+150mV,SourcingOutofthePin
VIN=VOUT(NOMINAL)+450mV,SinkingIntothePin
l
l
160
170
235
255
310
340
µA
µA
VILInputThreshold(Logic-0State),
VO2,VO1,VO0,MARGSEL,MARGTOL
InputFalling
l
0.25
V
VIZInputRange(Logic-ZState),
VO2,VO1,VO0,MARGSEL,MARGTOL
l
0.75
VBIAS–0.9
V
VIHInputThreshold(Logic-1State),
VO2,VO1,VO0,MARGSEL,MARGTOL
InputRising
l
VBIAS–0.25
V
InputHysteresis(BothThresholds),
VO2,VO1,VO0,MARGSEL,MARGTOL
60
mV
InputCurrentHigh,
VO2,VO1,VO0,MARGSEL,MARGTOL
VIH=VBIAS=2.5V,CurrentFlowsIntoPin
l
25
40
µA
InputCurrentLow,
VO2,VO1,VO0,MARGSEL,MARGTOL
VIL=0V,VBIAS=2.5V,CurrentFlowsOutofPin
l
25
40
µA
ENPinThreshold
VOUT=OfftoOn
VOUT=OntoOff
l
l
0.9
1.4
V
V
ENPinLogicHighCurrent
VEN=VBIAS=2.5V
l
2.5
4.0
6.5
µA
ENPinLogicLowCurrent
VEN=0V
l
0.1
µA



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