CHL8103-01CRT

CHL8103-01CRT Datasheet

Digital Multi-Phase Buck Controller CHL8102/03/04/13

Part	Datasheet
CHL8103-01CRT	CHL8103-01CRT (pdf)

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PDF Datasheet Preview
Digital Multi-Phase Buck Controller CHL8102/03/04/13 • Dual output 2/3/4+1-phase PWM Controller CHL8102/03/04 and single output 3-phase PWM Controller CHL8113 • Easiest layout and fewest pins in the industry • Footprint compatible with CHL8325A/B CHL8103/4 • Fully supports VR12 CHL8103/04/13 and SVI with dual OCP & programmable addressing CHL8103/04 • I2C interface for configuration & telemetry • Pin programmable I2C address CHL8103/04/13 • Overclocking support with I2C voltage override and Vmax setting • Flexible I2C bus security features • I2C security enable pin CHL8103/04/13 • Independent loop switching frequencies from 200kHz to 1.2MHz per phase • IR Efficiency Shaping with Dynamic Phase Control DPC • 1-phase & Active Diode Emulation modes for light load efficiency • IR Adaptive Transient Algorithm ATA on both loops minimizes output bulk capacitors and system cost • Per-Loop Fault Protection OVP, UVP, OCP • Thermal Protection OTP and VRHOT# flag CHL8103/04/13 • Multiple time programmable MTP memory for custom configuration • Compatible with IR ATL and 3.3V tri-state Drivers • 3.3V +10%/-15% supply voltage 0ºC to 85ºC operation • Pb-Free, RoHS, QFN packages • VR12 & SVI based systems • High Performance Desktops CPU VRs • Value Servers CPU & DDR Memory VRs The CHL8102/03/04 are dual-loop, digital multi-phase buck controllers designed for CPU voltage regulation. The CHL8113 is a single-loop, digital multiphase buck controller ideal for Server DDR memory voltage regulation. They are fully compliant with the VR12 and SVI CHL8103/04 specifications. The CHL8102/03/04/13 includes IR Efficiency Shaping Technology to deliver exceptional efficiency at minimum cost across the entire load range. IR Dynamic Phase Control adds/drops active phases based upon load current and can be configured to enter 1-phase operation and diode emulation mode automatically or by command. IR’s unique Adaptive Transient Algorithm ATA , based on proprietary non-linear digital PWM algorithms, minimizes output bulk capacitors and Multiple Time Programmable MTP storage saves pins and enables a small package size. Device configuration and fault parameters are easily defined using the IR Digital Power Design Center DPDC GUI and stored in on-chip MTP. The CHL8102/03/04/13 provides extensive OVP, UVP, OCP and OTP fault protection and the CHL8103/04/13 includes thermistor based temperature sensing with VRHOT signal. The CHL8102/03/04/13 includes numerous features like register diagnostics for fast design cycles and platform differentiation, truly simplifying VRD design and enabling fastest time-to-market TTM with “set-and-forget” methodology. PIN DIAGRAM IRTN 1 ISEN 1 IRTN 2 ISEN 2 IRTN 3 ISEN 3 IRTN4 CHL8104 / NC CHL8103 ISEN4 CHL8104 / NC CHL8103 IRTN_L2 ISEN_L2 40 39 38 37 36 35 34 33 32 31 RCSP 1 RCSM 2 VPGM2 3 VSEN 4 VRTN 5 RRES 6 TSEN1 7 CHL8103/4 40 Pin 6x6 QFN Top View V18A 8 VR_READY1/ PWRGD2 VR_READY_L21/ PWROK2 1 Intel Mode 2 AMD Mode

PDF Datasheet Preview

Digital Multi-Phase Buck Controller CHL8102/03/04/13
• Dual output 2/3/4+1-phase PWM Controller CHL8102/03/04 and single output 3-phase PWM Controller CHL8113
• Easiest layout and fewest pins in the industry
• Footprint compatible with CHL8325A/B CHL8103/4
• Fully supports VR12 CHL8103/04/13 and SVI with dual OCP & programmable addressing CHL8103/04
• I2C interface for configuration & telemetry
• Pin programmable I2C address CHL8103/04/13
• Overclocking support with I2C voltage override and Vmax setting
• Flexible I2C bus security features
• I2C security enable pin CHL8103/04/13
• Independent loop switching frequencies from 200kHz to 1.2MHz per phase
• IR Efficiency Shaping with Dynamic Phase Control DPC
• 1-phase & Active Diode Emulation modes for light load efficiency
• IR Adaptive Transient Algorithm ATA on both loops minimizes output bulk capacitors and system cost
• Per-Loop Fault Protection OVP, UVP, OCP
• Thermal Protection OTP and VRHOT# flag CHL8103/04/13
• Multiple time programmable MTP memory for custom configuration
• Compatible with IR ATL and 3.3V tri-state Drivers
• 3.3V +10%/-15% supply voltage 0ºC to 85ºC operation
• Pb-Free, RoHS, QFN packages
• VR12 & SVI based systems
• High Performance Desktops CPU VRs
• Value Servers CPU & DDR Memory VRs

The CHL8102/03/04 are dual-loop, digital multi-phase buck controllers designed for CPU voltage regulation. The CHL8113 is a single-loop, digital multiphase buck controller ideal for Server DDR memory voltage regulation. They are fully compliant with the VR12 and SVI CHL8103/04 specifications.

The CHL8102/03/04/13 includes IR Efficiency Shaping Technology to deliver exceptional efficiency at minimum cost across the entire load range. IR Dynamic Phase Control adds/drops active phases based upon load current and can be configured to enter 1-phase operation and diode emulation mode automatically or by command.

IR’s unique Adaptive Transient Algorithm ATA , based on proprietary non-linear digital PWM algorithms, minimizes output bulk capacitors and Multiple Time Programmable MTP storage saves pins and enables a small package size. Device configuration and fault parameters are easily defined using the IR Digital Power Design Center DPDC GUI and stored in on-chip MTP.

The CHL8102/03/04/13 provides extensive OVP, UVP, OCP and OTP fault protection and the CHL8103/04/13 includes thermistor based temperature sensing with VRHOT signal.

The CHL8102/03/04/13 includes numerous features like register diagnostics for fast design cycles and platform differentiation, truly simplifying VRD design and enabling fastest time-to-market TTM with “set-and-forget” methodology.

PIN DIAGRAM

IRTN 1 ISEN 1 IRTN 2 ISEN 2 IRTN 3 ISEN 3 IRTN4 CHL8104 / NC CHL8103 ISEN4 CHL8104 / NC CHL8103 IRTN_L2 ISEN_L2
40 39 38 37 36 35 34 33 32 31

RCSP 1

RCSM 2

VPGM2 3

VSEN 4 VRTN 5 RRES 6 TSEN1 7

CHL8103/4 40 Pin 6x6 QFN

Top View

V18A 8

VR_READY1/ PWRGD2

VR_READY_L21/ PWROK2
1 Intel Mode 2 AMD Mode

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Datasheet ID: CHL8103-01CRT 638995