SC419
Not Recommended for New Designs
Not recommended for new designs.
The SC419 is a synchronous buck power supply controller. It features a bootstrap switch in a space-saving MLPQ- 3x3mm 20-pin package. The device is highly effi cient and uses minimal PCB area. It uses pseudo-fi xed frequency adaptive on-time operation to provide fast transient response.
Features
- Input voltage — 3V to 28V
- Integrated bootstrap switch
- Smart power-save protection
- TC compensated RDS(ON)
- Pseudo-fi xed frequency adaptive on-time control
- Designed for use with ceramic capacitors
- Programmable VIN UVLO threshold
- Enable input
- Selectable power-save mode
- Programmable ultra-sonic power-save
- Internal soft-start and soft-shutdown at output
- Internal reference — 1% tolerance
- Over-voltage/under-voltage fault protection
- Power good output
- SmartDrive™
- Lead-free 3x3mm, 20-Pin MLPQ package
- Fully WEEE and RoHS compliant
- Notebook, desktop, tablet, and server computers
- Networking and telecommunication equipment
- Printers, DSL, and STB applications
- Embedded applications
- Power supply modules
- Point of load power supplies
アプリケーション
Packaging
- MLPQ-20
Order Codes
- SC419ULTRT: Lead-free, RoHS and WEEE compliant, 3000 pcs. Tape & Reel
- SC419EVBL: SC419 Evaluation Board
Pb(Lead)-Free/RoHS-Green Info
Base Part Number (1)
SC419
Part Description
SINGLE PHASE DC-DC CONVERTER WITH INTEGRATED BOOST DIODE
# of leads
20
Package Type
MLPQ-UT
Pb-Free (2)
YES
Reflow Temp °C (3)
260
Lead or Ball Finish
MATTE Sn
MSL Rating
1
REACH SVH C(233) 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
mySemtech
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