Products
Power Management
Semtech SC450
PowerStep IV® Portable IMVP-IV® and IMVP-IV+® Dual-Phase Power-Supply Controller
The complete datasheet for this product is restricted to IMVP licensees only. To request a datasheet, email:
Overview
Features
- IMVP-IV™ and IMVP4+™ compliant single-chip solution
- On-chip CLK_ENABLE# and IMVP4_PWRGD outputs
- Backward compatible with SC1476
- High-speed hysteretic controller
- 6-bit VID programmable output
- Integrated drivers with soft high side turn-on
- Programmable softstart
- Programmable boot voltage
- Programmable DeeperSleep voltage
- Dynamic phase current matching
- Under-voltage lockout on VccA
- Over-voltage protection on CORE
- Current Limit protection on CORE
- Thermal protection
- Powergood flag with blanking during VID or DeeperSleep mode changes
- Automatic powersave at light load
- Slew rate limited DAC
- TSSOP-38 package
Applications
- Notebook and laptop computers
- Embedded applications
Packaging
TSSOP-38
Order Codes
- SC450ITSTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only