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参数资料
| 型号： | LT3020IMS8-1.5#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 7/16页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO 1.5V .1A 8-MSOP |
| 产品培训模块： | More Information on LDOs |
| 标准包装： | 2,500 |
| 稳压器拓扑结构： | 正，固定式 |
| 输出电压： | 1.5V |
| 输入电压： | 最高 10V |
| 电压 - 压降（标准）： | 0.15V @ 100mA |
| 稳压器数量： | 1 |
| 电流 - 输出： | 100mA |
| 电流 - 限制（最小）： | 110mA |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-TSSOP，8-MSOP（0.118"，3.00mm 宽） |
| 供应商设备封装： | 8-MSOP |
| 包装： | 带卷 (TR) |
LT3020/LT3020-1.2/
LT3020-1.5/LT3020-1.8
TYPICAL PERFOR A CE CHARACTERISTICS
Current Limit
Reverse Output Current
Input Ripple Rejection
500
450
400
350
300
V OUT = 0V
V IN = 10V
V IN = 1.7V
500
V IN = 0V
450 V OUT = 1.2V
400
350
300
70
60
50
40
250
200
150
250
200
150
30
20
C OUT = 10 μ F
I L = 100mA
100
50
0
–50
–25
0
25
50 75
100
125
100
50
0
–50
–25
0
25
50 75
100
125
10 V IN = 1.5V + 50mV RMS RIPPLE
V OUT = 0.5V
0
10 100 1k 10k
C OUT = 2.2 μ F
100k
1M
TEMPERATURE ( ° C)
Input Ripple Rejection
3020 G12
TEMPERATURE ( ° C)
Minimum Input Voltage
3020 G13
FREQUENCY (Hz)
Load Regulation
? I L = 1mA to 100mA
3020 G14
100
90
80
70
60
50
40
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
I L = 100mA
1.0
0.8
0.6
0.4
0.2
0
–0.2
30
0.3
–0.4 V
IN = 1.15V
V IN = 1.5V + 0.5V P-P RIPPLE AT f = 120Hz
20
10 V OUT = 0.5V
I L = 100mA
0
–50 –25 0 25 50 75 100
125
0.2
0.1
0
–50
–25
0
25
50 75
100
125
–0.6 V OUT = 0.5V
*LOAD REGULATION NUMBER REFERS
–0.8 TO CHANGE IN THE 200mV REFERENCE
VOLTAGE
–1.0
–50 –25 0 25 50 75 100
125
TEMPERATURE ( ° C)
3020 G15
TEMPERATURE ( ° C)
3020 G16
TEMPERATURE ( ° C)
3020 G17
V OUT
50mV/DIV
I OUT
100mA/DIV
Transient Response
10
1
Output Noise Spectral Density
V OUT = 1.2V
I L = 100mA
C OUT = 2.2 μ F
50 μ s/DIV
3020 G21
0.1
I OUT = 10mA TO 100mA
V OUT = 1.5V
0.01
10
100
1k
10k
100k
1M
FREQUENCY (Hz)
3020 G18
3020fc
7
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