参数资料
型号: MIC2176-2YMM TR
厂商: Micrel Inc
文件页数: 8/31页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM 10-MSOP
标准包装: 2,500
系列: Hyper Speed Control™
PWM 型: 混合物
输出数: 1
频率 - 最大: 250kHz
占空比: 93%
电源电压: 4.5 V ~ 75 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 125°C
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
包装: 带卷 (TR)
Micrel, Inc.
Typical Characteristics (Continued)
MIC2176
95
Efficiency
vs. Output Current
0.808
Feedback Voltage
vs. Output Current
3.333
Output Voltage
vs. Output Current
90
85
80
75
70
65
60
28V IN
48V IN
60V IN
0.806
0.804
0.802
0.800
0.798
3.322
3.311
3.300
3.289
V IN = 48V
V OUT = 3.3V
V DD = 5V
55
50
45
40
0
1
MIC2176-2
V OUT = 3.3V
V DD = 5V LINEAR
2 3 4
OUTPUT CURRENT (A)
5
0.796
0.794
0.792
0
1
V IN = 48V
V OUT = 3.3V
V DD = 5V
2 3 4
OUTPUT CURRENT (A)
5
3.278
3.267
0
1
2 3
OUTPUT CURRENT (A)
4
5
Line Regulation
Switching Frequency
IC Case Temperature* (V IN = 28V)
1.0%
0.8%
0.6%
vs. Output Current
V IN = 6V to 70V
V OUT = 3.3V
V DD = 5V
240
220
vs. Output Current
60
40
vs. Output Current
0.4%
200
0.2%
0.0%
-0.2%
180
160
MIC2176-2
V IN = 48V
V OUT = 3.3V
V DD = 5V
20
0
MIC2176-2
V IN = 28V
V OUT = 3.3V
V DD = 5V
0
1
2
3
4
5
0
1
2
3
4
5
0
1
2
3
4
5
OUTPUT CURRENT (A)
IC Case Temperature* (V IN = 48V)
OUTPUT CURRENT (A)
IC Case Temperature* (V IN = 60V)
OUTPUT CURRENT (A)
80
60
vs. Output Current
100
80
vs. Output Current
60
40
20
0
MIC2176-2
V IN = 48V
V OUT = 3.3V
V DD = 5V
40
20
0
MIC2176-2
V IN = 60V
V OUT = 3.3V
V DD = 5V
0
1
2
3
4
5
0
1
2
3
4
5
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
Case Temperature* : The temperature measurement was taken at the hottest point on the MIC2176 case mounted on a 5 square inch PCB, see
Thermal Measurement section. Actual results will depend upon the size of the PCB, ambient temperature and proximity to other heat emitting
components.
November 2010
8
M9999-111710-A
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