Features
• Integrates Two 100mA High Performance LDO’s
• IOUT per Channel is 50mA at TJ = +150°C
• Excellent Transient Response to Large Current Steps
• ±1.8% Accuracy Over all Operating Conditions
• Excellent Load Regulation:
< 0.1% Voltage Change Across Full Range of Load
Current
• Low Output Noise: Typically 30μVrms @ 100μA (1.5V)
• Very High PSRR: 90dB @ 1kHz
• Extremely Low Quiescent Current: 42μA (both LDOs
active)
• Wide Input Voltage Capability: 2.3V to 5.5V
• Low Dropout Voltage: Typically 200mV @ 100mA
• Stable with 1μF to 10μF Ceramic Capacitors
• Separate Enable and POR Pins for Each LDO
• Soft-Start and Staged Turn-On to Limit Input Current
Surge During Enable
• Current Limit and Overheat Protection
• Tiny 10 Ld 3x3mm DFN Package
• -55°C to +125°C Operating Temperature Range
Applications
• PDAs, Cell Phones and Smart Phones
• Portable Instruments, MP3 Players
• Handheld Devices including Medical Handheld