MAX1715 is a PWM controller produced by Maxim Company for notebook computers. It can convert high-voltage batteries into low-voltage CPU core, I/O and chipset RAM power supplies in a high-efficiency, fast response and high accuracy manner.
The MAX1715 is a dual step‑down PWM controller designed for notebook computer power supplies. It delivers high efficiency, fast 100 ns load‑step response, and a wide input voltage range while maintaining accurate output regulation.
The document includes absolute maximum ratings, detailed electrical characteristics, pin functions, typical operating curves, and PCB layout guidelines to help designers implement the device in low‑voltage CPU core, chipset, and DRAM supplies.
| Input Voltage Range | 2 V to 28 V |
|---|---|
| Output Voltage Range | Adjustable 1 V to 5.5 V |
| Nominal Switching Frequency | 200/300/420/540 kHz |
| Package | 28‑pin QSOP |
| Operating Temperature Range | -40 °C to +85 °C |
| Quiescent Supply Current (VCC+VDD) | 25‑70 µA |
The device operates with an input voltage from 2 V up to 28 V.
It is supplied in a 28‑pin QSOP package.
The nominal switching frequency options are 200, 300, 420, or 540 kHz.
It can operate from –40 °C to +85 °C.