参数资料
| 型号： | SC2443MLTRT |
| 厂商： | Semtech |
| 文件页数： | 6/22页 |
| 文件大小： | 0K |
| 描述： | IC DUAL SYNC STP-DN CTRLR 24MLPQ |
| 标准包装： | 1 |
| 应用： | 控制器，DDR |
| 输入电压： | 4.75 V ~ 16 V |
| 输出数： | 2 |
| 输出电压： | 可调至 0.5V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-MLPQ |
| 供应商设备封装： | 24-MLPQ（4x4） |
| 包装： | 标准包装 |
| 产品目录页面： | 1358 (CN2011-ZH PDF) |
| 其它名称： | SC2443MLDKR |
SC2443
Typical Characteristics
4.55
4.54
4.53
4.52
4.51
4.50
4.49
UVLO Threshold vs. Temperature
12.9
12.8
12.7
12.6
12.5
12.4
12.3
12.2
12.1
12
AVCC operation current vs.
Temperature
1.85
1.80
1.75
1.70
1.65
1.60
1.55
AVCC current in UVLO vs.
Temperature
-40
25
85
-40
25
85
-40
25
85
502.0
Temperature ( O C)
VREF vs. Temperature
20
Temperature ( O C)
COMP Sink/Source current vs.
Temperature
290
Temperature ( O C)
E/A GM vs. Temperature
501.5
501.0
500.5
500.0
499.5
499.0
15
10
5
0
-5
-10
-15
SINK
SOURCE
280
270
260
250
240
230
220
-40
25
85
-40
25
85
-40
25
85
2.35
2.30
2.25
2.20
2.15
Temperature ( O C)
COMP switching Threshold vs.
Temperature
512
510
508
506
504
502
Temperature ( O C)
Switching Frequency setting vs.
Temperature
75.0
74.5
74.0
73.5
73.0
72.5
Temperature ( O C)
Cycle by Cycle OCP threshold vs.
Temperature
2.10
2.05
500
498
496
ROSC = 5 . K W
72.0
71.5
71.0
-40
25
Temperature ( O C)
85
-40
25
Temperature ( O C)
85
-40
25
Temperature ( O C)
85
SS/EN Threshold for Overload Hiccup vs.
Temperature
3.18
1.30
SS/EN Threshold for Gate Driver
Enable / Disable vs. Temperature
SS/EN Threshold for Overload
Hiccup Recovery vs. Temperature
0.58
3.17
3.16
3.15
3.14
3.13
3.12
3.11
3.10
1.25
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
Enable
Disable
0.56
0.54
0.52
0.50
0.48
0.46
0.44
0.42
-40
25
Temperature ( O C)
85
-40
25
Temperature ( O C)
85
-40
25
Temperature ( O C)
85
6
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SC2446 | 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Dual-Phase Single or Two Output Synchronous Step-Down Controllers |
| SC2446A | 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Dual-Phase, Single or Dual Output Synchronous Step-Down Controller |
| SC2446AEVB | 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Dual-Phase, Single or Dual Output Synchronous Step-Down Controller |
| SC2446AITSTRT | 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Dual-Phase, Single or Dual Output Synchronous Step-Down Controller |
| SC2446EVB | 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Dual-Phase Single or Two Output Synchronous Step-Down Controllers |
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