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LT3070EUFD Datasheet(PDF) 3 Page - Linear Technology

Part # LT3070EUFD
Description  5A, Low Noise, Programmable Output, 85mV Dropout Linear Regulator
PDF  24 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT3070EUFD Datasheet(HTML) 3 Page - Linear Technology

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LT3070
3
3070p
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
Minimum IN Pin Voltage
VIN ≥ VOUT + 150mV, IOUT= 5A
l
0.95
3.0
V
Minimum BIAS Pin Voltage (Note 3)
l
2.2
3.6
V
Regulated Output Voltage
VOUT = 0.8V, 10mA ≤ IOUT ≤ 5A, 1V ≤ VIN ≤ 1.25V
VOUT = 0.9V, 10mA ≤ IOUT ≤ 5A, 1.1V ≤ VIN ≤ 1.35V
VOUT = 1V, 10mA ≤ IOUT ≤ 5A, 1.2V ≤ VIN ≤ 1.45V
VOUT = 1.1V, 10mA ≤ IOUT ≤ 5A, 1.3V ≤ VIN ≤ 1.55V
VOUT = 1.2V, 10mA ≤ IOUT ≤ 5A, 1.4V ≤ VIN ≤ 1.65V
VOUT = 1.5V, 10mA ≤ IOUT ≤ 5A, 1.7V ≤ VIN ≤ 1.95V
VOUT = 1.8V, 10mA ≤ IOUT ≤ 5A, 2.0V ≤ VIN ≤ 2.25V
l
l
l
l
l
l
l
0.792
0.891
0.990
1.089
1.189
1.485
1.782
0.800
0.900
1.000
1.100
1.200
1.500
1.800
0.808
0.909
1.010
1.111
1.212
1.515
1.818
V
V
V
V
V
V
V
Regulated Output Voltage Margining
(Note 3)
MARGTOL = 0V, MARGSEL = VBIAS
MARGTOL = 0V, MARGSEL = 0V, IOUT = 10mA
l
l
0.7
–1.3
1
–1
1.3
–0.7
%
%
MARGTOL = FLOAT, MARGSEL = VBIAS
MARGTOL = FLOAT, MARGSEL = 0V, IOUT = 10mA
l
l
2.7
–3.3
3
–3
3.3
–2.7
%
%
MARGTOL = VBIAS, MARGSEL= VBIAS
MARGTOL = VBIAS, MARGSEL = 0V, IOUT = 10mA
l
l
4.7
–5.3
5
–5
5.3
–4.7
%
%
Line Regulation to VIN
VOUT = 0.8V, ΔVIN = 1.1V to 3.0V, VBIAS = 3.3V, IOUT = 10mA
VOUT = 1.8V, ΔVIN = 2.1V to 3.0V, VBIAS = 3.3V, IOUT = 10mA
l
l
1.0
1.0
mV
mV
Line Regulation to VBIAS
VOUT = 0.8V, ΔVBIAS = 2.2V to 3.6V, VIN = 1.1V, IOUT = 10mA
VOUT = 1.8V, ΔVBIAS = 3.1V to 3.6V, VIN = 2.1V, IOUT = 10mA
l
l
2.0
1.0
mV
mV
Load Regulation,
ΔIOUT = 10mA to 5A
VBIAS = 3.3V, VIN = 1.1V, VOUT = 0.8V
l
–1.5
–3.0
–5.0
mV
mV
VBIAS = 3.3V, VIN = 1.3V, VOUT = 1.0V
l
–1.5
–3.0
–5.0
mV
mV
VBIAS = 3.3V, VIN = 1.5V, VOUT = 1.2V
l
–1.8
–3.6
–6.0
mV
mV
VBIAS = 3.3V, VIN = 1.8V, VOUT = 1.5V
l
–2.3
–4.5
–7.5
mV
mV
VBIAS = 3.3V, VIN = 2.1V, VOUT = 1.8V
l
–2.7
–5.4
–9.0
mV
mV
Dropout Voltage, VIN = VOUT(NOMINAL)
(Note 6)
IOUT = 1A
l
20
mV
IOUT = 2.5A
l
45
55
63
mV
mV
IOUT = 5A
l
85
105
150
mV
mV
SENSE Pin Current
VBIAS = 3.3V, VIN = 1.1V, VOUT = 0.8
VBIAS = 3.3V, VIN = 2.1V, VOUT = 1.8V
l
l
35
210
50
300
65
390
μA
μA
Ground Pin Current, VIN = 1.3V,
VOUT = 1V
IOUT = 10mA
IOUT = 5A
l
l
0.45
0.62
0.72
0.88
1.15
1.45
mA
mA



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