Overview
The SC1175 is a versatile 2 phase, synchronous, voltage mode PWM controller that may be used in two distinct ways. First, the SC1175 is ideal for applications where point of use output power exceeds any single input power budget. Alternatively, the SC1175 can be used as a dual switcher.
Packaging
- SOIC-20, TSSOP-20
Order Codes
- SC1175CSWTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
- SC1175TSTR: Package Minimum Tape & Reel Only
- SC1175TSTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
PB Free/ROHS
Learn More →Features
- 300 kHz fixed frequency operation
- Soft start and enable function
- Power-good output provided
- Over-current protection with 50% fold-back
- Phase-shifted switchers minimize ripple
- High-efficiency operation, >90%
- Programmable output(s) as low as 1.25 V
- Industrial temperature range
- 20-pin SOIC or TSSOP package
- Two-Phase, Current-Sharing Controller
- Flexible, same or separate VINProgrammable current sharing
- Combined current limit with fold-back
- 2 phases operating opposed for ripple reduction
- Thermal distribution via multi-phase output
- Two Independent PWM Controllers
- Flexible, same or separate VIN
- Independent control for each channel
- Independent and separate current limit
- 2 phases operating opposed for ripple reduction (if same IN used)
Documents | Release Date | Type | |
---|---|---|---|
SC1175 Datasheet | 2019-02-06 |
Applications
- Graphics cards
- DDR memory
- Peripheral add-in card
- SSTL termination
- Dual-phase power supply
- Power supplies requiring two outputs
Inventory
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