LM26480SQ-AA

• Suitable for advanced application processors and FPGAs
• 2 LDO's internal processor power delivery function and I/O
• Precision internal reference
• Thermal overload protection
• Current overload protection
• 24-pin 4× 4 × 0.8mm LLP package
• Buck1 and Buck2 with external power-on reset function
• Undervoltage lockout detector monitors input supply voltage
• Note: LM26480Q is an automotive-grade product that is AECQ-100 Class 1 qualified.

illustrate

The LM26480 is a multi-functional power management unit optimized for low-power digital applications. The device integrates two 1.5A high-efficiency step-down DC/DC converters and two 300mA linear regulators. The LM26480 is available in a small 4× 4 × 0.8mm in a 24-pin package.

Key Specifications Buck DC/DC Converter (Buck)

• Output current of 1.5A
• Sources of V OUT:
• Buck1: 0.8V - 2.0V @ 1.5A
• Buck2: 1.0V - 3.3V @ 1.5A
• Efficiency up to 96%
• ± 3% FB voltage accuracy
• PWM switching frequency of 2 MHz
• Pulse width modulation - change of PFM automatic mode at low loads
• Automatic soft start

• The V OUT is 1.0V - 3.5V
• ± 3% FB voltage accuracy
• Output current of 300 mA
• 25 mV (typical) dropout

apply

• Core digital power supply
• Application processor
• Peripheral I/O power supply