LT1020 데이터 시트보기 (PDF) - Linear Technology
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LT1020 Datasheet PDF : 16 Pages
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ELECTRICAL CHARACTERISTICS TJ = 25°C
PARAMETER
Regulator
Feedback Bias Current
Minimum Load Current
Short-Circuit Current
Comparator
Offset Voltage
Bias Current
Offset Current
Gain-NPN Pull-Down
Common-Mode Rejection
Power Supply Rejection
Output Sink Current
NPN Saturation Voltage
Output Source Current
Input Voltage Range
Response Time
Leakage Current (NPN)
CONDITIONS
VIN = 36V
VIN = 36V
Pins 9 and 10 Shorted, VIN = 4.5V
0V ≤ VCM ≤ 35V, VIN = 36V
0V ≤ VCM ≤ 35V, VIN = 36V
0V ≤ VCM ≤ 35V, VIN = 36V
∆VOUT = 29V, RL = 20k
0V ≤ VCM ≤ 35V, VIN = 36V
4.5V ≤ VS ≤ 36V
VIN = 4.5V
IOUT = 1mA
ELECTRICAL CHARACTERISTICS
PARAMETER
Reference
Reference Voltage
Line Regulation
Load Regulation
Output Source Current
Output Sink Current
Regulator
Supply Current
Output Current
Load Regulation
Line Regulation
Dropout Voltage
Feedback Sense Voltage
Dropout Detector Current
Feedback Bias Current
Minimum Load Current
Short-Circuit Current
Comparator
Offset Voltage
Bias Current
Offset Current
Gain-NPN Pull-Down
CONDITIONS
4.5V ≤ VIN ≤ 36V
4.5V ≤ VIN ≤ 36V
– 0.5mA ≤ IREF ≤ 1mA, VIN = 12V
VIN = 5V
VIN = 5V
VIN = 6V, IOUT ≤ 100µA
VIN = 36V, IOUT ≤ 100µA
VIN = 12V, IOUT = 125mA
(VIN – VOUT) ≥ 1V, VIN ≥ 6V
(VIN – VOUT) ≥ 1V, VIN ≥ 6V
6V ≤ VIN ≤ 36V
IOUT = 100µA
IOUT = 125mA
VIN = 12V
∆VOUT = – 0.05V, IOUT = 500µA
VIN = 36V
VIN = 36V
Pins 9 and 10 Shorted, VIN = 4.5V
0V ≤ VCM ≤ 35V, VIN = 36V
0V ≤ VCM ≤ 35V, VIN = 36V (Note 1)
0V ≤ VCM ≤ 35V, VIN = 36V
∆VOUT = 29V, RL = 20k
LT1020
MIN
TYP
MAX
15
40
1
5
300
400
3
30
3
7
15
40
4
15
2000
10000
80
94
80
96
10
18
0.4
0.6
60
200
0
VIN – 1
5
2
UNITS
nA
µA
mA
mA
mV
nA
nA
V/ V
dB
dB
mA
V
µA
V
µs
µA
MIN
TYP
MAX
q
2.40
2.50
2.55
q
0.01
0.02
q
0.3
0.4
q
1
q
0.5
q
65
95
q
85
120
q
11
20
q
125
q
1
q
0.02
q
0.06
q
0.85
q
2.38
2.5
2.57
q
3
q
50
q
50
q
300
400
q
2.5
30
q
10
q
15
60
q
20
q
1000
UNITS
V
%/V
%
mA
mA
µA
µA
mA
mA
%
%/ V
V
V
V
µA
nA
µA
mA
mA
mV
nA
nA
V/ V
3
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