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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 1?F 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: 31?A

? Low Dropout Voltage: Typically 200mV at 150mA

? Low Output Noise: Typically 20?VRMS at 100?A (1.5V)

? Stable with 1?F to 4.7?F Ceramic Capacitors

? Shutdown Pin Turns Off LDO with 1?A (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 ?TDFN 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