IR35211
Description
The IR35211 is a dual loop digital multi-phase buck controller designed for CPU voltage regulation and is fully pliant to AMD® SVI1 & SVI2 Rev 1.2 & Intel© VR12 Rev 1.5 PWM specification and VR12.5 Rev 1.3 PWM specification.
Key Features
- Dual output 3+1 phase PWM Controller
- Easiest layout and fewest pins in the industry
- Fully supports AMD® SVI1 & SVI2 with dual
- Overclocking & Gaming Mode
- Switching frequency from 200kHz to 2MHz
- IR Efficiency Shaping Features including
- Programmable 1-phase operation for Light Loads and Active Diode Emulation for Very Light Loads
- IR Adaptive Transient Algorithm (ATA) on both loops minimizes output bulk capacitors and system cost
- Auto-Phase Detection with autopensation
- Per-Loop Fault Protection: OVP, UVP, OCP, OTP
Applications
- AMD® SVI1 & SVI2, Intel® VR12 & VR12.5 based systems
