SC1175
Not Recommended for New Designs
Not recommended for new designs.
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)
- Graphics cards
- DDR memory
- Peripheral add-in card
- SSTL termination
- Dual-phase power supply
- Power supplies requiring two outputs
Applications
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(Lead)-Free/RoHS-Green Info
Base Part Number (1)
SC1175
Part Description
DUAL SYNCHRONOUS VOLTAGE MODE CONTROLLER WITH CURRENT SHARING CIRCUITRY
# of leads
20
Package Type
SOIC
Pb-Free (2)
YES
Reflow Temp °C (3)
260
Lead or Ball Finish
MATTE Sn
MSL Rating
1
REACH SVH C(223) EC1907/2006 (18)
YES Download Report
JIG 101 A & B (12)
YES
YES Download Report
RoHS 2/3 Amend 2015/863 (7)
YES Download Report
WEEE 2012/19/EU (19)
YES
China RoHS 2 GB/T 26572-2011
YES Download Report
Halogen Free / Low IEC 61249-2-21/JS709C (20)
YES Download Report
Proposition 65 (21)
YES Download Report
Packaging Material 94/62/EC (17)
YES Download Report
RoHS Compliant by Exception (8)
NO
Whisker Testing (10)
Thermal Cycling Whisker Test
(-40°C to +85°C / 4000 cycles)
(-40°C to +85°C / 4000 cycles)
YES
Ambient Temperature Storage, Whisker Test
(50°C, 4000 Hrs)
(50°C, 4000 Hrs)
YES
60°C/90%RH 4000 Hrs, Whisker Test
YES
Declarations and Reports
IPC-1752-2
Related Parts
SC1175TSTRT
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