参数资料
| 型号： | LT1120IS8#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 3/12页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO ADJ 125MA 8SOIC |
| 标准包装： | 2,500 |
| 稳压器拓扑结构： | 正，可调式 |
| 输出电压： | 2.5 V ~ 35.15 V |
| 输入电压： | 4.5 V ~ 36 V |
| 电压 - 压降（标准）： | 0.4V @ 125mA |
| 稳压器数量： | 1 |
| 电流 - 输出： | 125mA（最小） |
| 工作温度： | -40°C ~ 100°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 8-SOIC |
| 包装： | 带卷 (TR) |
LT1120
ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full
operating temperature range, otherwise specifications are at T A = 25 ° C. T j = 25 ° C.
PARAMETER
Feedback Sense Voltage
Shutdown Pin Voltage
Shutdown Pin Current
Feedback Bias Current
Minimum Load Current
Short-Circuit Current
CONDITIONS
V IN = 12V
V OUT ≤ 0.5V
V IN = 1.4V
V IN = 36V
V IN = 36V
Normal
Shutdown
MIN
2.44
2.2
TYP
2.5
1.4
25
15
1
300
MAX
2.56
0.4
40
5
400
UNITS
V
V
V
μ A
nA
μ A
mA
Comparator
Offset Voltage
Bias Current
V IN = 36V
V IN = 36V (Note 2)
3
15
7
40
mV
nA
Gain
Power Supply Rejection
Output Sink Current
Δ V OUT = 29V, R L = 20k
4.5V ≤ V S ≤ 36V
V IN = 4.5V
2000
80
10
10000
96
18
V/V
dB
mA
Saturation Voltage
Input Voltage Range
I OUT = 1mA
0
0.4
0.6
V IN – 1
V
V
Response Time
Leakage Current
5
2
μ s
μ A
The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at T A = 25 ° C.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Reference
Reference Voltage
Line Regulation
Load Regulation
Output Source Current
Output Sink Current
4.5V ≤ V IN ≤ 36V
4.5V ≤ V IN ≤ 36V
– 2mA ≤ I REF ≤ 2mA, V IN = 12V
V IN = 5V
V IN = 5V
●
●
●
●
●
2.40
2
2
2.50
0.01
0.4
2.55
0.02
0.8
V
%/V
%
mA
mA
Regulator
Supply Current
V IN = 6V, I OUT ≤ 100 μ A
V IN = 36V, I OUT ≤ 100 μ A
V IN = 12V, I OUT = 125mA
●
●
●
65
85
11
95
100
20
μ A
μ A
mA
Output Current
Load Regulation
Line Regulation
Dropout Voltage
(V IN – V OUT ) ≥ 1V, V IN ≥ 6V
(V IN – V OUT ) ≥ 1V, V IN ≥ 6V
6V ≤ V IN ≤ 36V
I OUT = 100 μ A
I OUT = 125mA
●
●
●
●
●
125
1
0.02
0.06
0.85
mA
%
%/V
V
V
Feedback Sense Voltage
V IN = 12V
●
2.38
2.5
2.57
V
Feedback Bias Current
●
50
nA
Minimum Load Current
V IN = 36V
●
50
μ A
Short-Circuit Current
V IN = 36V
●
300
400
mA
1120fd
3
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相关代理商/技术参数 |
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