LT3011I Ver la hoja de datos (PDF) - Linear Technology
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LT3011I Datasheet PDF : 16 Pages
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LT3011
ELECTRICAL CHARACTERISTICS (LT3011E, LT3011I)
The l denotes the specifications which apply over the –40°C to 125°C operating temperature range, otherwise specifications are TJ = 25°C.
PARAMETER
CONDITIONS
MIN TYP MAX UNITS
Minimum Input Voltage
ILOAD = 50mA
l
2.8
4
V
ADJ Pin Voltage (Notes 2, 3)
VIN = 3V, ILOAD = 1mA
4V < VIN < 80V, 1mA < ILOAD < 50mA
1.228 1.24 1.252
V
l 1.215 1.24 1.265
V
Line Regulation (Note 2)
ΔVIN = 3V to 80V, ILOAD = 1mA
l
1
12
mV
Load Regulation (Note 2)
VIN = 4V, ΔILOAD = 1mA to 50mA
VIN = 4V, ΔILOAD = 1mA to 50mA
6
15
mV
l
25
mV
Dropout Voltage
VIN = VOUT(NOMINAL) (Notes 4, 5)
ILOAD = 1mA
ILOAD = 1mA
100
150
mV
l
190
mV
ILOAD = 10mA
ILOAD = 10mA
200
260
mV
l
350
mV
ILOAD = 50mA
ILOAD = 50mA
300
370
mV
l
550
mV
GND Pin Current
VIN = VOUT(NOMINAL)
(Notes 4, 6)
ILOAD = 0mA
ILOAD = 1mA
ILOAD = 10mA
ILOAD = 50mA
l
46
90
μA
l
105
200
μA
l
410
700
μA
l
1.9
3.3
mA
Output Voltage Noise
COUT = 10μF, ILOAD = 50mA, BW = 10Hz to 100kHz, VOUT = 1.24V
100
μVRMS
ADJ Pin Bias Current
(Note 7 )
30
100
nA
Shutdown Threshold
SHDN Pin Current (Note 8)
Quiescent Current in Shutdown
PWRGD Trip Point
VOUT = Off to On
VOUT = On to Off
VSHDN = 0V
VSHDN = 6V
VIN = 6V, VSHDN = 0V
% of Nominal Output Voltage, Output Rising
l
1.3
2
V
l 0.3
1.1
V
0.5
2
μA
0.1
0.5
μA
1
5
μA
l 85
90
94
%
PWRGD Trip Point Hysteresis
% of Nominal Output Voltage
1.1
%
PWRGD Output Low Voltage
IPWRGD = 50μA
l
140
250
mV
CT Pin Charging Current
l
3
6
μA
CT Pin Voltage Differential
VCT(PWRGD High) – VCT(PWRGD Low)
1.67
V
Ripple Rejection
VIN = 7V (Avg), VRIPPLE = 0.5VP-P, fRIPPLE = 120Hz, ILOAD = 50mA
65
85
dB
Current Limit
VIN = 7V, VOUT = 0V
VIN = 4V, ΔVOUT = –0.1V (Note 2)
140
mA
l 60
mA
Input Reverse Leakage Current
VIN = –80V, VOUT = 0V
l
6
mA
Reverse Output Current (Note 9) VOUT = 1.24V, VIN < 1.24V (Note 2)
8
15
μA
ELECTRICAL CHARACTERISTICS (LT3011H)
The l denotes the specifications which apply over the –40°C to 150°C operating temperature range, otherwise specifications are TJ = 25°C.
PARAMETER
CONDITIONS
MIN TYP MAX UNITS
Minimum Input Voltage
ILOAD = 50mA
l
2.8
4
V
ADJ Pin Voltage (Notes 2, 3)
Line Regulation (Note 2)
VIN = 3V, ILOAD = 1mA
4V < VIN < 80V, 1mA < ILOAD < 50mA
ΔVIN = 3V to 80V, ILOAD = 1mA
1.228 1.24 1.252
V
l 1.215 1.24 1.265
V
l
1
12
mV
Load Regulation (Note 2)
VIN = 4V, ΔILOAD = 1mA to 50mA
VIN = 4V, ΔILOAD = 1mA to 50mA
6
15
mV
l
25
mV
3011f
3
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