LT3070 Ver la hoja de datos (PDF) - Linear Technology
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LT3070 Datasheet PDF : 24 Pages
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LT3070
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
Minimum IN Pin Voltage
Minimum BIAS Pin Voltage (Note 3)
Regulated Output Voltage
Regulated Output Voltage Margining
(Note 3)
Line Regulation to VIN
Line Regulation to VBIAS
Load Regulation, ΔIOUT = 10mA to 5A
Dropout Voltage, VIN = VOUT(NOMINAL)
(Note 6)
SENSE Pin Current
Ground Pin Current, VIN = 1.3V,
VOUT = 1V
CONDITIONS
VIN ≥ VOUT + 150mV, IOUT= 5A
l
l
VOUT = 0.8V, 10mA ≤ IOUT ≤ 5A, 1V ≤ VIN ≤ 1.25V
l
VOUT = 0.9V, 10mA ≤ IOUT ≤ 5A, 1.1V ≤ VIN ≤ 1.35V
l
VOUT = 1V, 10mA ≤ IOUT ≤ 5A, 1.2V ≤ VIN ≤ 1.45V
l
VOUT = 1.1V, 10mA ≤ IOUT ≤ 5A, 1.3V ≤ VIN ≤ 1.55V
l
VOUT = 1.2V, 10mA ≤ IOUT ≤ 5A, 1.4V ≤ VIN ≤ 1.65V
l
VOUT = 1.5V, 10mA ≤ IOUT ≤ 5A, 1.7V ≤ VIN ≤ 1.95V
l
VOUT = 1.8V, 10mA ≤ IOUT ≤ 5A, 2.0V ≤ VIN ≤ 2.25V
l
MARGTOL = 0V, MARGSEL = VBIAS
l
MARGTOL = 0V, MARGSEL = 0V, IOUT = 10mA
l
MARGTOL = FLOAT, MARGSEL = VBIAS
l
MARGTOL = FLOAT, MARGSEL = 0V, IOUT = 10mA
l
MARGTOL = VBIAS, MARGSEL= VBIAS
l
MARGTOL = VBIAS, MARGSEL = 0V, IOUT = 10mA
l
VOUT = 0.8V, ΔVIN = 1.1V to 3.0V, VBIAS = 3.3V, IOUT = 10mA l
VOUT = 1.8V, ΔVIN = 2.1V to 3.0V, VBIAS = 3.3V, IOUT = 10mA l
VOUT = 0.8V, ΔVBIAS = 2.2V to 3.6V, VIN = 1.1V, IOUT = 10mA l
VOUT = 1.8V, ΔVBIAS = 3.1V to 3.6V, VIN = 2.1V, IOUT = 10mA l
VBIAS = 3.3V, VIN = 1.1V, VOUT = 0.8V
l
VBIAS = 3.3V, VIN = 1.3V, VOUT = 1.0V
l
VBIAS = 3.3V, VIN = 1.5V, VOUT = 1.2V
l
VBIAS = 3.3V, VIN = 1.8V, VOUT = 1.5V
l
VBIAS = 3.3V, VIN = 2.1V, VOUT = 1.8V
l
IOUT = 1A
l
IOUT = 2.5A
l
IOUT = 5A
l
VBIAS = 3.3V, VIN = 1.1V, VOUT = 0.8
l
VBIAS = 3.3V, VIN = 2.1V, VOUT = 1.8V
l
IOUT = 10mA
l
IOUT = 5A
l
MIN
0.95
2.2
0.792
0.891
0.990
1.089
1.189
1.485
1.782
0.7
–1.3
2.7
–3.3
4.7
–5.3
35
210
0.45
0.62
TYP
0.800
0.900
1.000
1.100
1.200
1.500
1.800
1
–1
3
–3
5
–5
–1.5
–1.5
–1.8
–2.3
–2.7
45
85
50
300
0.72
0.88
MAX
3.0
3.6
0.808
0.909
1.010
1.111
1.212
1.515
1.818
1.3
–0.7
3.3
–2.7
5.3
–4.7
1.0
1.0
2.0
1.0
–3.0
–5.0
–3.0
–5.0
–3.6
–6.0
–4.5
–7.5
–5.4
–9.0
20
55
63
105
150
65
390
1.15
1.45
UNITS
V
V
V
V
V
V
V
V
V
%
%
%
%
%
%
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
μA
μA
mA
mA
3070p
3
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