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HM1621 Datasheet(PDF) 6 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

Part # HM1621
Description  1MHz Asynchronous Boost Regulator
PDF  11 Pages
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Manufacturer  HMSEMI [Shenzhen Huazhimei Semiconductor Co., Ltd]
Direct Link  http://www.hmsemi.com/
Logo HMSEMI - Shenzhen Huazhimei Semiconductor Co., Ltd

HM1621 Datasheet(HTML) 6 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

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典型工作特性曲线
注：除非另有说明，
VIN=3.6V, TA=25 ,
℃
L1=10μH, COUT=4.7μF
Boost Efficiency VS. Load Current
1176
1184
1192
1200
1208
1216
1224
-50
-25
0
25
50
75
100
125
FB Voltage VS. Temperature
Load Current (mA)
Temperature (℃)
0.8
0.85
0.9
0.95
1.0
1.05
1.1
-50.0
-25.0
0.0
25.0
50.0
75.0
100.0 125.0
Temperature (℃)
Switching Frequency VS. Temperature
0.8
0.85
0.9
0.95
1.0
1.05
1.1
3.0
3.5
4.0
4.5
5.0
5.5
Input Voltage (V)
Switching Frequency VS. VIN Voltage
250
300
350
400
450
500
-50.0
-25.0
0.0
25.0
50.0
75.0
100.0
125.0
Quiescent Current VS. Temperature
Quiescent Current VS. VIN Voltage
250
300
350
400
450
500
3.03.54.04.55.05.5
Input Voltage (V)
Temperature (℃)
50
55
60
65
70
75
80
85
90
95
1
10
100
1000
VOUT=5V
VOUT=18V
VIN=3.6V
HM1621



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