SC508A
Product is not recommended for new design.
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.
Features
- 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
- Automotive applications
Applications
Packaging
- MLPQ 20-pin 3 x 3(mm)
Order Codes
- 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
mySemtech
Explore a wealth of downloadable resources and datasheets to assist with prototyping and production.
Looking for documentation?
Login or register for mySemtech to gain access to restricted product documentation and to add documents to your Watch List for update alerts
Distributor/Catalog Supplier Inventory
View product availability from participating distributors below. Browse all distributors here.
| Part # | Country | Qty | Buy | Distributor |
|---|
Resources
