产品
电源管理
Semtech SC202A
3.5MHz, 500mA Step-down Regulator With Integrated Inductor and Digital Programmable Output
The SC202A is a high efficiency 500mA step-down regulator that includes an integrated inductor inside the package. The input voltage range makes it ideal for battery operated applications with space limitations.
概览
Features
- Input Voltage — 2.9V to 5.5V
- Output Voltage — 0.8V to 3.3V
- Output current capability — 500mA
- Internal inductor
- Programmable output voltages — 15
- High light-load efficiency via automatic PSAVE mode
- Fast transient response
- Temperature range — -40 to +85°C
- Oscillator frequency — 3.5MHz
- 100% duty cycle capability
- Quiescent current — 38μA typical
- Shutdown current — 0.1μA typical
- Internal soft-start
- Over-voltage protection
- Current limit and short circuit protection
- Over-temperature protection
- Under-voltage lockout
- Floating control pin protection
- MLPQ-13 — 2.5 x 3.0 x 1.0 (mm) package
- Lead-free and halogen-free
- WEEE and RoHS compliant
应用
- Point of load regulation
- Smart phones and cellular phones
- MP3/personal media players
- Personal navigation devices
- Digital cameras
- Single Li-ion cell or 3 NiMH/NiCd cell devices
- Devices with 3.3V or 5V internal power rails
Packaging
- MLPQ-13 — 2.5 x 3.0
Order Codes
- SC202AMLTRT - Lead free, WEEE and RoHS compliant and halogen-free