ISL9003A is a high performance single low noise, high PSRR LDO that delivers a continuous 150mA of load current. It has a low standby current and is stable with 1µF of MLCC output capacitance with an ESR of up to 200mΩ.

Features
• High Performance LDO with 150mA Continuous Output
• Excellent Transient Response to Large Current Steps
• Excellent Load Regulation:
   <0.1% voltage change across full range of load current
• Very High PSRR: >90dB at 1kHz
• Wide Input Voltage Capability: 2.3V to 6.5V
• Extremely Low Quiescent Current: 31µA
• Low Dropout Voltage: Typically 200mV at 150mA
• Low Output Noise: Typically 20µVRMS at 100µA (1.5V)
• Stable with 1µF to 4.7µF Ceramic Capacitors
• Shutdown Pin Turns Off LDO with 1µA (max) Standby
   Current
• Soft-start Limits Input Current Surge During Enable
• Current Limit and Overheat Protection
• ±1.8% Accuracy Over all Operating Conditions
• 5 Ld SC-70 Package or 6 Ld µTDFN Package
• -40°C to +85°C Operating Temperature Range
• Pb-Free (RoHS compliant)

Applications
• PDAs, Cell Phones and Smart Phones
• Portable Instruments, MP3 Players
• Handheld Devices Including Medical Handhelds