SC508
The SC508/SC508A is a synchronous EcoSpeed® buck regulator which incorporates Semtech’s advanced, patented adaptive `on-time control architecture to provide excellent light-load efficiency and fast transient response.
功能
- Power system
- Input voltage — 4.5V to 46V
- Integrated bootstrap switch
- Fixed 5V LDO output — 200mA
- 1% reference tolerance -40 to +85 °C
- Selectable internal/external bias power supply
- EcoSpeed® architecture with pseudo-fixed frequency adaptive on-time control
- Logic input and output control
- Independent control EN for LDO and switcher
- Programmable soft-start time
- Programmable VIN UVLO threshold
- Power Good output
- Selectable power-save mode
- Programmable ultrasonic power-save mode
- Protections
- Automatic restart on fault shutdown
- Over-voltage and under-voltage
- TC compensated RDS(ON) sensed current limit
- Thermal shutdown
- Smart power-save
- Pre-bias start-up
- Capacitor types: SP, POSCAP, OSCON, and ceramic
- Package — 3 x 3(mm), 20-pin MLPQ
- Lead-free and halogen-free
- RoHS and WEEE compliant
- AEC-Q100 Qualified available in SC508A
- Office automation and computing
- Networking and telecommunication equipment
- Point-of-load power supplies and module replacement
- 汽车应用
应用
封装
- MLPQ 20-pin 3 x 3(mm)
订购代码
- SC508ULTR - Lead-free packaging only. Device is WEEE and RoHS compliant and halogen-free
- SC508AULTRT - Lead-free packaging only. Device is WEEE and RoHS compliant and halogen-free
Pb(Lead)-Free/RoHS-Green Info
Base Part Number (1)
SC508
产品描述
ECOSPEED DC-DC BUCK CONTROLLER WITH INTEGRATED LDO
引脚数
20
封装类型
MLPQ-UT
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
Datasheets & Documentation
mySemtech
探索丰富的可下载资源和数据表，帮助原型制作和生产。
正在查找文档？
登录或注册 mySemtech，以获得限定的产品文档，并将文档添加到观察清单以获得更新提醒
Distributor/Catalog Supplier Inventory
View product availability from participating distributors below. Browse all distributors here.
| Part # | 国家/地区 | Qty | Buy | 经销商 |
|---|
资源
