参数资料
型号: SC4501MSETRT
厂商: Semtech
文件页数: 6/21页
文件大小: 0K
描述: IC REG BOOST ADJ 2A 8MSOP
标准包装: 1
类型: 升压(升压)
输出类型: 可调式
输出数: 1
输出电压: 可调至 32V
输入电压: 1.4 V ~ 16 V
PWM 型: 电流模式
频率 - 开关: 1.5MHz
电流 - 输出: 2A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)裸露焊盘
包装: 标准包装
供应商设备封装: 8-MSOP-EP
其它名称: SC4501MSEDKR
SC4501
POWER MANAGEMENT
Typical Characteristics
Switching Frequency
Feedback Voltage vs Temperature
1.3
1.25
100
10
R OSC vs Switching Frequency
V IN = 2V
25oC
1.7
1.6
1.5
vs Temperature
R OSC = 7.68K Ω
V IN = 12V
V IN = 2V
1.2
1.4
1.15
1
1.3
-50
-25
0
25
50
75
100
125
0.0
0.5
1.0
1.5
2.0
2.5
3.0
-50
-25
0
25
50
75
100
125
400
Temperature (oC)
Switch Saturation Voltage
vs Switch Current
3
Frequency (MHz)
Switch Current Limit
vs Temperature
1.5
Temperature (oC)
Minimum V IN vs Temperature
300
25oC
2.8
1.4
85oC
200
2.6
1.3
100
0
-40oC
2.4
2.2
2
1.2
1.1
1
0
0.5
1
1.5
2
2.5
3
-50
-25
0
25
50
75
100
-50
-25
0
25
50
75
100
125
Switch Current (A)
V IN Quiescent Current vs Temperature
1.3
50
Temperature (oC)
V IN Current in Shutdown
vs Input Voltage
1.20
Temperature (oC)
Shutdown Threshold
vs Temperature
1.2
Not Switching
40
V IN = 2V
1.1
1
0.9
0.8
V IN = 16V
V IN = 2V
30
20
10
0
-40oC
125oC
V SHDN = 0
1.15
1.10
1.05
1.00
-50
-25
0
25
50
75
100
125
0
5
10
15
20
-50
-25
0
25
50
75
100
125
Temperature (oC)
2011
? 2005 Semtech Corp.
Input Voltage (V)
6
Temperature (oC)
www.semtech.com
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