LT3022 데이터 시트보기 (PDF) - Linear Technology
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LT3022 Datasheet PDF : 20 Pages
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LT3022/LT3022-1.2
LT3022-1.5/LT3022-1.8
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C.
PARAMETER
Minimum Input Voltage (Notes 4, 6)
ADJ Pin Voltage (Notes 5, 6)
Regulated Output Voltage (Note 5)
Line Regulation (Note 7)
Load Regulation (Note 7)
Dropout Voltage (Notes 8, 9)
GND Pin Current, VIN = VOUT(NOMINAL) + 0.4V
(Notes 9, 10)
Output Voltage Noise
ADJ Pin Bias Current (Notes 7, 11)
Shutdown Threshold
SHDN Pin Current (Note 12)
Quiescent Current in Shutdown
CONDITIONS
MIN
ILOAD = 1A, TA > 0°C
ILOAD = 1A, TA ≤ 0°C
VIN = 1.5V, ILOAD = 1mA
1.15V < VIN < 10V, 1mA < ILOAD < 1A
196
l 194
LT3022-1.2 VIN = 1.5V, ILOAD = 1mA
1.176
1.5V < VIN < 10V, 1mA < ILOAD <1A l 1.164
LT3022-1.5 VIN = 1.8V, ILOAD = 1mA
1.470
1.8V < VIN < 10V, 1mA < ILOAD <1A l 1.455
LT3022-1.8 VIN = 2.1V, ILOAD = 1mA
1.764
2.1V < VIN < 10V, 1mA < ILOAD <1A l 1.746
LT3022
LT3022-1.2
LT3022-1.5
LT3022-1.8
∆VIN = 1.15V to 10V, ILOAD = 1mA
∆VIN = 1.5V to 10V, ILOAD = 1mA
∆VIN = 1.8V to 10V, ILOAD = 1mA
∆VIN = 2.1V to 10V, ILOAD = 1mA
l –1.5
l –9
l –11
l –13.5
LT3022
VIN = 1.15V, ∆ILOAD = 1mA to 1A
–0.5
l –1.0
LT3022-1.2 VIN = 1.5V, ∆ILOAD = 1mA to 1A
–3
l –6
LT3022-1.5 VIN = 1.8V, ∆ILOAD = 1mA to 1A
–3.8
l –7.5
LT3022-1.8 VIN = 2.1V, ∆ILOAD = 1mA to 1A
–4.5
l –9
ILOAD = 10mA
l
ILOAD = 100mA
l
ILOAD = 500mA
l
ILOAD = 1A
l
ILOAD = 0mA
ILOAD = 1mA
ILOAD = 100mA
ILOAD = 500mA
ILOAD = 1A
COUT = 10µF, ILOAD = 1A, BW = 10Hz to 100kHz,
VOUT = 1.2V
VADJ = 0.2V, VIN = 1.5V
VOUT = Off to On
VOUT = On to Off
VSHDN = 0V, VIN = 10V
VSHDN = 10V, VIN = 10V
VIN = 6V, VSHDN = 0V
l
l
l
l
l
l 0.25
l
l
TYP
0.9
0.9
200
200
1.200
1.200
1.500
1.500
1.800
1.800
–0.1
0.6
0.8
1
0.1
0.6
1
1.2
45
55
110
145
400
1.2
3.4
8.3
18
165
30
0.64
0.64
3
7.5
MAX
1.05
1.10
204
206
1.224
1.236
1.530
1.545
1.836
1.854
0.5
3.5
4
5
0.5
1.0
3
6
3.8
7.5
4.5
9
75
135
90
175
150
235
185
285
3.5
8.5
20
36
100
0.9
±1
9.5
15
UNITS
V
V
mV
mV
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
mV
µA
mA
mA
mA
mA
µVRMS
nA
V
V
µA
µA
µA
3022fb
4
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