参数资料
型号: SC470IMLTRT
厂商: Semtech
文件页数: 22/31页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM 16-MLPQ
标准包装: 1
PWM 型: 控制器
输出数: 1
电源电压: 5 V ~ 5.5 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: 16-MLPQ
包装: 标准包装
产品目录页面: 1358 (CN2011-ZH PDF)
其它名称: SC470IMLDKR
POWER MANAGEMENT
Typical Characteristics
NOT RECOMMENDED FOR NEW DESIGN
SC470
100
1.2V Efficiency (Power Save Mode)
vs. Output Current vs. Input Voltage
1.2V Efficiency (Continuous Conduction Mode)
vs. Output Current vs. Input Voltage
100
95
90
85
80
75
70
65
60
55
50
V BAT = 8V
V BAT = 20V
95
90
85
80
75
70
65
60
55
50
V BAT = 8V
V BAT = 20V
0
1
2
3
4
5
6
0
1
2
3
4
5
6
I OUT (A)
1.2V Output Voltage (Power Save Mode)
vs. Output Current vs. Input Voltage
1.220
1.216
1.212
I OUT (A)
1.2V Output Voltage (Continuous Conduction Mode)
vs. Output Current vs. Input Voltage
1.220
1.216
1.212
1.208
1.204
1.200
1.196
1.192
1.188
1.184
1.180
V BAT = 20V
V BAT = 8V
1.208
1.204
1.200
1.196
1.192
1.188
1.184
1.180
V BAT = 20V
V BAT = 8V
0
1
2
3
4
5
6
0
1
2
3
4
5
6
I OUT (A)
1.2V Switching Frequency (Power Save Mode)
vs. Output Current vs. Input Voltage
400
V BAT = 8V
350
300
I OUT (A)
1.2V Switching Frequency (Continuous Conduction
Mode) vs. Output Current vs. Input Voltage
400
V BAT = 8V
350
300
250
200
150
100
50
0
V BAT = 20V
250
200
150
100
50
0
V BAT = 20V
0
1
2
3
4
5
6
0
1
2
3
4
5
6
I OUT (A)
Please refer to Figure 8 on Page 17 for test schematic
I OUT (A)
? 2005 Semtech Corp.
22
www.semtech.com
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