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