ISL6227 Dual Mobile-Friendly PWM Controller with DDR Option
The ISL6227 is a dual PWM controller designed for high‑efficiency voltage regulation in notebook PCs, tablets, and portable instruments. It supports two independent output channels adjustable from 0.9 V to 5.5 V and includes a DDR mode that generates VTT and VREF for memory power supplies.
The device operates from a wide input range, offers programmable over‑voltage, under‑voltage, over‑current, and power‑good protections, and is available in 28‑lead QFN and SSOP packages. Detailed electrical specifications, recommended operating conditions, and typical performance graphs are included.
| Input voltage range | 5 V to 24 V |
|---|---|
| Output voltage range | 0.9 V to 5.5 V |
| Ambient temperature range | -10 °C to +100 °C |
| Package type | 28‑lead QFN (2.8 mm × 5 mm) and SSOP |
The device is recommended to operate between –10 °C and +100 °C.