参数资料
型号: LT3050EDDB#TRPBF
厂商: Linear Technology
文件页数: 10/26页
文件大小: 0K
描述: IC REG LDO ADJ .1A 12DFN
产品培训模块: LT3050 - 100mA, Low Noise Linear Regulator With Precision Current Limit And Diagnostic Functions
标准包装: 2,500
稳压器拓扑结构: 正,可调式
输出电压: 0.6 V ~ 44.5 V
输入电压: 1.6 V ~ 45 V
电压 - 压降(标准): 0.34V @ 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: 12-WFDFN 裸露焊盘
供应商设备封装: 12-DFN-EP(3x2)
包装: 带卷 (TR)
LT3050 Series
TYPICAL PERFORMANCE CHARACTERISTICS
T J = 25°C, unless otherwise noted.
5V Transient Response
5V Transient Response
V OUT = 5V
50mV/DIV
C FF = 0, I OUT = 10mA to 100mA
V OUT = 5V
20mV/DIV
C FF = 10nF, I OUT = 10mA to 100mA
V OUT
20mV/DIV
Transient Response (Load Dump)
45V
I OUT
50mA/DIV
I OUT
50mA/DIV
V IN
10V/DIV
V OUT = 5V
I OUT = 50mA
C OUT = 2.2μF
12V
V IN = 6V
C OUT = C IN = 10μF
I FB-DIVIDER = 10μA
100μs/DIV
3050 G28a
V IN = 6V
C OUT = C IN = 10μF
I FB-DIVIDER = 10μA
100μs/DIV
3050 G28b
1ms/DIV
3050 G29
OUT
SHDN Transient Response
C REF/BYP =0
OUT
SHDN Transient Response
C REF/BYP = 10nF
54.0
53.6
53.2
External Current Limit
R IMAX = 2.26k
V OUT = 3.3V
5V/DIV
I L =100mA
REF/BYP
500mV/DIV
5V/DIV
I L = 100mA
REF/BYP
500mV/DIV
52.8
52.4
52.0
51.6
51.2
V IN = 13.3V
V IN = 3.9V
50.8
SHDN
1V/DIV
SHDN
1V/DIV
50.4
50.0
2ms/DIV
3050 G30
2ms/DIV
3050 G31
49.6
49.2
48.8
–75 –50 –25 0 25 50 75 100 125 150 175
TEMPERATURE (°C)
3050 G34a
External Current Limit
R IMAX = 1.5k
External Current Limit
R IMAX = 1.15k
External Current Limit
R IMAX = 2.26k
81.10
80.35
79.60
78.85
V OUT = 3.3V
V IN = 13.3V
106
105
104
103
V OUT = 3.3V
V IN = 13.3V
52.8
52.3
51.8
51.3
V OUT = 5V
V IN = 15V
78.10
102
50.8
77.35
76.60
75.85
V IN = 3.9V
101
100
99
V IN = 3.9V
50.3
49.8
49.3
V IN = 12V
V IN = 5.6V
75.10
74.35
73.60
–75 –50 –25 0 25 50 75 100 125 150 175
TEMPERATURE (°C)
3050 G35a
98
97
96
–75 –50 –25 0 25 50 75 100 125 150 175
TEMPERATURE (°C)
3050 G36a
48.8
48.3
47.8
–75 –50 –25 0 25 50 75 100 125 150 175
TEMPERATURE (°C)
3050 G34
3050fa
10
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