SC2441
Not Recommended for New Designs
Not recommended for new designs.
功能
- 2-phase synchronous step-down controller
- 2-phase synchronous continuous conduction mode for high-efficiency step-down converters
- Out-of-phase operation for low input current ripples
- Operates up to 1 MHz per channel
- Configurable dual outputs or 2-phase single-output operation with peak current-mode control
- Excellent current sharing between phases
- Wide input voltage range: 1.8 V to 15 V
- Duty cycle up to 90%
- 0.5 V feedback voltages for low-voltage outputs
- Precision 50 mV current-limit threshold
- Patented Combi-Sense™ technique for high SNR of current-sensing
- Individual soft-start, overload shutdown and enable
- Step-up regulator
- Wide input voltage range: 1.8 V to 15 V
- Operates at twice the individual channel frequency of the buck controllers
- 0.3 V VCESAT switch at 1 A
- Fixed frequency with current-mode control
- Common features
- External synchronization
- Industrial temperature range
- TSSOP-28 package
- Low-voltage distributed DC-DC converters
- Telecommunication power supplies
- Servers and base stations
应用
封装
- TSSOP-28
订购代码
- SC2441ITSTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
Pb(Lead)-Free/RoHS-Green Info
Base Part Number (1)
SC2441
产品描述
1.8-20V INPUT 2 PHASE SYNCH STEP DOWN CONTROLLERS WITH STEP UP CONVERTER
引脚数
28
封装类型
SOIC
Pb-Free (2)
是
Reflow Temp °C (3)
260
引脚或焊球镀层
MATTE Sn
MSL 等级
1
JIG 101 A & B (12)
是
WEEE 2012/19/EU (19)
是
China RoHS 2 GB/T 26572-2011
是下载报告
RoHS Compliant by Exception (8)
否
Whisker Testing (10)
热循环锡须测试
(-40°C 至 +85°C / 4000 循环)
(-40°C 至 +85°C / 4000 循环)
是
环境温度存储,锡须测试
(50°C,4000 小时)
(50°C,4000 小时)
是
60°C/90% 相对湿度 4000 小时,锡须测试
是
声明和报告
IPC-1752-2
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