参数资料
| 型号： | SC410MLTRT |
| 厂商： | Semtech |
| 文件页数： | 8/26页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SYNC ADJ 3A 10MLPD |
| 标准包装： | 1 |
| 系列： | EcoSpeed® |
| 类型： | 降压（降压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 0.75 V ~ 7.5 V |
| 输入电压： | 5.5 V ~ 24 V |
| 频率 - 开关： | 200kHz ~ 1MHz |
| 电流 - 输出： | 3A |
| 同步整流器： | 是 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 10-VFDFN 裸露焊盘 |
| 包装： | 标准包装 |
| 供应商设备封装： | 10-MLPD（3x3） |
| 其它名称： | SC410MLDKR |
SC410
Typical Characteristics
Characteristics are based on a circuit with V IN = 12V, L = 2.2μH (DCR = 35m?), C OUT = 66μF, V OUT = 3.3V, R TON = 90.9k?.
Efficiency — Power Loss
Load Regulation
90
V IN = 12V
V IN = 8V
Efficiency
4.0
1.8
1.2
V IN = 18V
V IN = 24V
80
V IN = 18V
V IN = 24V
3.0
0.6
0
V IN = 8V
70
60
V IN = 24V
V IN = 18V
P LOSS
2.0
1.0
-0.6
-1.2
V IN = 12V
V IN = 8V
-1.8
50
0.0
0.1
I OUT (A DC )
V IN = 12V
1.0
0.0
10.0
-2.4
0
0.1
I OUT (A DC )
1.0
10.0
700
Switching Frequency
0.20
Ripple vs. I OUT
600
500
V IN = 12V
0.18
0.15
400
300
200
100
V IN = 8V
V IN = 24V
V IN = 18V
0.13
0.10
0.08
0.05
0.03
V IN = 18V
V IN = 24V
V IN = 8V
0
0.0
0.5
1.0
1.5
I OUT (A DC )
2.0
2.5
3.0
0.00
0.0
0.5
1.0
V IN = 12V
1.5
I OUT (A DC )
2.0
2.5
3.0
On-Time vs. V IN
Line Regulation
1.4
1.2
1
0.8
0.6
0.4
0.2
I OUT = 1.5A
1.8
1.2
0.6
0
-0.6
-1.2
-1.8
I OUT = 1.5A
0
6
9
12
15
Input Voltage (V)
18
21
24
-2.4
6
9
12
15
Input Voltage (V)
18
21
24
8
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| SC411 | 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Synchronous Buck Pseudo-Fixed Frequency Power Supply Controller |
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