LT1120AC データシートの表示（PDF） - Linear Technology
部品番号
コンポーネント説明
メーカー
LT1120AC Datasheet PDF : 8 Pages
| |||
LT1120A
ELECTRICAL CHARACTERISTICS
The q denotes the specifications which apply over the full operating temperature range of TJ = 25°C.
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
Feedback Bias Current
Minimum Load Current
Short-Circuit Current
Comparator
Offset Voltage
Bias Current
Gain
Output Sink Current (Note 2)
Leakage Current
CONDITIONS
4.5V ≤ VIN ≤ 36V
4.5V ≤ VIN ≤ 36V
–2.0mA ≤ IREF ≤ 2mA, 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
VIN = 36V
VIN = 36V
VIN = 36V
VIN = 36V
∆VOUT = 29V, RL = 20k
VIN = 4.5V
VIN = 36V, V(Pin 7) = 36V
MIN
TYP
MAX
q
2.40
2.50
2.55
q
0.01
0.02
q
0.4
0.8
q
2
q
2
q
30
40
q
40
50
q
11
20
q
125
q
1
q
0.02
q
0.06
q
0.85
q
2.38
2.5
2.57
q
50
q
50
q
240
400
q
10
q
15
60
q
1000
q
5
10
q
8
Note 1: Absolute Maximum Ratings are those values beyond which the life
to the device may be impaired.
Note 2: For TA ≤ –40°C output sink current drops to 2.5mA.
UNITS
V
%/V
%
mA
mA
µA
µA
mA
mA
%
%/V
V
V
V
nA
µA
mA
mV
nA
V/V
mA
µA
TYPICAL PERFOR A CE CHARACTERISTICS
Regulator Load Regulation
0.3
PRE-LOAD = 100µA
0.2
TJ = –55°C
TJ = 25°C
0.1
0
TJ = 125°C
–0.1
–0.2
–0.3
0.1
1
10
100
OUTPUT CURRENT (mA)
1000
1120A G01
Supply Current
100
10
1
0.1
0.01
0.1
1
10
100
1000
REGULATOR OUTPUT CURRENT (mA)
1120A G02
Regulator Short-Circuit Current
350
300
250
200
150
100
50
0
–50
–10 30
70
110 150
TEMPERATURE (°C)
1120A G03
1120afa
3
Share Link: 