The SC120ULTRT is a high efficiency, low noise, synchronous step-up DC-DC converter that provides boosted voltage levels in low-voltage handheld applications. The wideinput voltage range allows use in systems with single NiMH or alkaline battery cells as well as in systems with higher voltage battery supplies.
Feature
- Input voltage — 0.7V to 4.5V
- Minimum start-up voltage — 0.85V
- Output voltage — fixed at 3.3V; adjustable from 1.8V to 5.0V
- Peak input current limit — 1.2A
- Output current at 3.3 VOUT — 80mA with VIN = 1.0V, 190mA with VIN = 1.5V
- Efficiency up to 94%
- Internal synchronous rectifier
- Switching frequency — 1.2MHz
- Automatic power save
- Anti-ringing circuit
- Operating supply current (measured at OUT) — 50μA
- Shutdown current — 0.1μA (typ)
- No forward conduction path during shutdown
- Available in ultra-thin 1.5 x 2.0 x 0.6 (mm) MLPD-UT-6 and SOT23-6 packages
- Lead-free and halogen-free
- WEEE and RoHS compliant
Applications
- MP3 players
- Smart Phones and cellular phones
- Palmtop computers and handheld Instruments
- PCMCIA cards
- Memory cards
- Digital cordless phones
- Personal medical products
- Wireless VoIP phones
- Small motors
Packaging
- MLPD-UT-6
- SOT23-6
Order Codes
- SC120ULTRT: (MLPD-UT-6) Lead Free, WEEE and RoHS Compliant, 3000 pcs, Tape and Reel only
- SC120SKTRT: (SOT23-6) Lead Free, WEEE and RoHS Compliant, 3000 pcs, Tape and Reel only
