参数资料
型号: MIC2045-2YTS TR
厂商: Micrel Inc
文件页数: 5/15页
文件大小: 0K
描述: IC DISTRIBUTION SW SGL 16-TSSOP
标准包装: 2,500
类型: 高端开关
输出数: 1
Rds(开): 30 毫欧
内部开关:
电流限制: 可调
输入电压: 0.8 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 16-TSSOP
包装: 带卷 (TR)
其它名称: MIC2045-2YTSTR
MIC2045-2YTSTR-ND
MIC2044/2045
Micrel
Symbol
t FLAG
t ON
t R
t OFF
t F
Parameter
Flag Response Delay
Output Turn-on Delay
Output Turn-on Rise Time
Output Turn-off Delay
Output Turn-off Fall Time
Condition
V IN = V BIAS = 3V, 5V
R LOAD = 10 ? , C LOAD = 1 μ F
R LOAD = 10 ? , C LOAD = 1 μ F
R LOAD = 10 ? , C LOAD = 1 μ F
R LOAD = 10 ? , C LOAD = 1 μ F
Min
25
0.75
1.5
Typ
32
1
2.5
1
24
Max
40
1.25
3.5
5
Units
ms
ms
ms
μ s
μ s
Note 1.
Note 2.
Note 3.
Note 4.
Note 5.
Note 6.
Exceeding the absolute maximum rating may damage the device.
The device is not guaranteed to function outside its operating rating.
Devices are ESD sensitive. Handling precautions recommended. Human body model: 1.5k ? in series with 100pF.
Specification for packaged product only.
OFF is V EN < 1.0V for MIC2044/MIC2045–1 and V EN > 4.0V for MIC2044/MIC2045 –2. ON is V EN > 4.0V for MIC2044/MIC2045–1 and
V EN < 1.0V for MIC2044/MIC2045 –2.
The current limit is determined as follows: I LIM = CLF/R SET .
Timing Diagrams
50%
t OFF
V EN
0
t ON
90%
V OUT
V EN
V OUT
V EN
V OUT
I OUT
/FAULT
0
0
0
0
0
0
0
V IN 0.2V
I LIMIT
10%
(a) MIC2044/45-1
50%
t ON
10%
(b) MIC2044/45-2
Figure 1. Turn-On/Turn-Off Delay
Increase the load
t FLAG
t OFF
90%
Figure 2. Overcurrent Fault Response — MIC2044-2
January 2005
5
MIC2044/2045
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