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MAX8797GTI+
1-Phase, Quick-PWM Intel IMVP-6/GMCH Controllers
MAX8796, MAX8797, MAX174011-Phase, Quick-PWM Intel IMVP-6/GMCH Controllers
1-Phase, Intel IMVP-6/6+ Controllers Ideal for Atom CPU and UMPC Designs
Overview Technical Documents Ordering Info Related Products User Comments (0) All
Status
Part NumberStatusMAX17401Active: In Production.
MAX8796Active: In Production.
MAX8797Custom Order: Minimum order quantities and other restrictions may apply.
Description
The MAX8796/MAX8797/MAX17401 are 1-phase Quick-PWM™ step-down VID power-supply controllers for Intel
notebook CPUs and graphics. The Quick-PWM control provides instantaneous response to fast load current
steps. Active voltage positioning reduces power dissipation and bulk output capacitance requirements and allows
ideal positioning compensation for tantalum, polymer, or ceramic bulk output capacitors.
The MAX8796/MAX8797/MAX17401 are intended for two different notebook CPU/GPU core applications: either
bucking down the battery directly to create the core voltage, or else bucking down the +5V system supply. The
single-stage conversion method allows this device to directly step down high-voltage batteries for the highest
possible efficiency. Alternatively, 2-stage conversion (stepping down the +5V system supply instead of the
battery) at higher switching frequency provides the minimum possible physical size.
A slew-rate controller allows controlled transitions between VID codes. A thermistor-based temperature sensor
provides programmable thermal protection. A power monitor provides an analog voltage output proportional to the
power consumed by the CPU/GPU.
The MAX8796/MAX17401 implement both the Intel IMVP-6 CPU core specifications, as well as the Intel GMCH
graphics core specifications. The MAX8797 implements the Intel GMCH graphics core specifications. The
MAX8796/MAX17401 are available in a 32-pin TQFN package. The MAX8797 is available in a 28-pin TQFN
package.
Data Sheet
Request Full Data Sheet
Custom Order
Key Features
1-Phase Quick-PWM Controllers
±0.5% VOUT Accuracy Over Line, Load, and Temperature
7-Bit IMVP-6 DAC (MAX8796/MAX17401 Only)
5-Bit GMCH DAC
Active Voltage Positioning with Adjustable Gain
Accurate Droop and Current Limit
Remote Output and Ground Sense
Adjustable Output-Voltage Slew Rate
Power-Good Window Comparator
Power Monitor
Temperature Comparator
Drives Large Synchronous Rectifier FETs
2V to 26V Power Input Range
Adjustable Switching Frequency (600kHz max)
Output Overvoltage Protection (MAX8796/MAX8797 Only)Applications/Uses
2 to 4 Lithium-Ion (Li+) Cell Battery-
to-CPU Core Supply Converters
Graphics Core Power Supply
IMVP-6/IMVP-6+ Core Power Supply
Intel GMCH Crestline/Cantiga
Notebooks/Desktops/Servers
Voltage-Positioned Step-Down
Converters
Reliability Reports
Reliability Report:MAX8796.pdf
Show FIT data for:MAX8796
Request Reliability Report for:MAX8797
Product Change Notices
DeviceIssue DateAreaProduct Change NoticeMAX8796GTJ+2011-11-29
WAFER FAB
ASSEMBLY
WAFER FAB
ASSEMBLY
Product Change Notice 873 (PDF, 112.2kB)
Product Change Notice 831 (PDF, 46.5kB)
Product Change Notice 813 (PDF, 432.9kB)
Product Change Notice 799 (PDF, 52.3kB)
MAX8796GTJ+T2011-11-29
WAFER FAB
WAFER FAB
ASSEMBLY
WAFER FAB
ASSEMBLY
Product Change Notice 873 (PDF, 112.2kB)
Product Change Notice 958_PRE-PCN
Product Change Notice 831 (PDF, 46.5kB)
Product Change Notice 813 (PDF, 432.9kB)
Product Change Notice 799 (PDF, 52.3kB)
MAX8796GTJ+TC8V2011-11-29
WAFER FAB
ASSEMBLY
WAFER FAB
ASSEMBLY
Product Change Notice 873 (PDF, 112.2kB)
Product Change Notice 831 (PDF, 46.5kB)
Product Change Notice 813 (PDF, 432.9kB)
Product Change Notice 799 (PDF, 52.3kB)
MAX8796GTJ+TG052011-11-29
WAFER FAB
ASSEMBLY
WAFER FAB
ASSEMBLY
Product Change Notice 873 (PDF, 112.2kB)
Product Change Notice 831 (PDF, 46.5kB)
Product Change Notice 813 (PDF, 432.9kB)
Product Change Notice 799 (PDF, 52.3kB)
MAX8796GTJ+TG0712011-11-29
WAFER FAB
ASSEMBLY
WAFER FAB
ASSEMBLY
Product Change Notice 873 (PDF, 112.2kB)
Product Change Notice 831 (PDF, 46.5kB)
Product Change Notice 813 (PDF, 432.9kB)
Product Change Notice 799 (PDF, 52.3kB)
MAX8796GTJ+TGC12011-11-29
WAFER FAB
ASSEMBLY
WAFER FAB
ASSEMBLY
Product Change Notice 873 (PDF, 112.2kB)
Product Change Notice 831 (PDF, 46.5kB)
Product Change Notice 813 (PDF, 432.9kB)
Product Change Notice 799 (PDF, 52.3kB)
MAX8797GTI+2011-11-29
WAFER FAB
ASSEMBLY
WAFER FAB
ASSEMBLY
Product Change Notice 873 (PDF, 112.2kB)
Product Change Notice 831 (PDF, 46.5kB)
Product Change Notice 813 (PDF, 432.9kB)
Product Change Notice 737 (PDF, 282.7kB)
MAX8797GTI+T2011-11-29
WAFER FAB
ASSEMBLY
WAFER FAB
ASSEMBLY
Product Change Notice 873 (PDF, 112.2kB)
Product Change Notice 831 (PDF, 46.5kB)
Product Change Notice 813 (PDF, 432.9kB)
Product Change Notice 737 (PDF, 282.7kB)
DisclaimerPCN's displayed are for notification only and are effective on the date distributed.
Software/Models
none
Ordering Information
Filters:Part NumberPackage:AnyTemperature:AnyTape and ReelSample
Part NumberFree
Sample
BuyStatus Package:
TYPE PINS FOOTPRINT
DRAWING CODE/VAR *
TempRoHS/Lead-Free
Materials AnalysisMAX8796EVKIT# Custom
Order
KIT;
Land Pattern: Not Available See data sheet
TQFN;32 pin;26 mm²
MAX8796Go
MAX8797Go
AnyAnyGo
Buy
MAX8796GTJ+C8V Custom
Order
Outline Drawing:21-0140 (PDF)
Land Pattern: 90-0001 (PDF)
Use pkgcode/variation: T3255+3*
-40°C to +105°CRoHS/Lead-Free: Lead Free
Materials Analysis
MAX8796GTJ+G05 Custom
Order
QFN;
Land Pattern: Not Available -40°C to +105°CSee data sheet
MAX8796GTJ+G071 Custom
Order
QFN;
Land Pattern: Not Available -40°C to +105°CSee data sheet
MAX8796GTJ+G1D
Active: Data
sheet on
request only
TQFN;32 pin;26 mm²
Outline Drawing:21-0140 (PDF)
Land Pattern: 90-0001 (PDF)
Use pkgcode/variation: T3255+3*
-40°C to +105°CRoHS/Lead-Free: Lead Free
Materials Analysis
MAX8796GTJ+G51 Custom
Order
QFN;
Land Pattern: Not Available -40°C to +105°CSee data sheet
MAX8796GTJ+GA4 Custom
Order
QFN;
Land Pattern: Not Available -40°C to +105°CSee data sheet
MAX8796GTJ+GB4 Custom
Order
QFN;
Land Pattern: Not Available -40°C to +105°CSee data sheet
MAX8796GTJ+GC1 Custom
Order
QFN;
Land Pattern: Not Available -40°C to +105°CSee data sheet
Part NumberFree
Sample
BuyStatus Package:
TYPE PINS FOOTPRINT
DRAWING CODE/VAR *
TempRoHS/Lead-Free
Materials AnalysisMAX8796GTJ+T Custom
Order
TQFN;32 pin;26 mm²
Outline Drawing:21-0140 (PDF)
Land Pattern: 90-0001 (PDF)
Use pkgcode/variation: T3255+3*
-40°C to +105°CRoHS/Lead-Free: Lead Free
Materials Analysis
MAX8796GTJ+TC8V Custom
Order
TQFN;32 pin;26 mm²
Outline Drawing:21-0140 (PDF)
Land Pattern: 90-0001 (PDF)
Use pkgcode/variation: T3255+3*
-40°C to +85°CRoHS/Lead-Free: Lead Free
Materials Analysis
MAX8796GTJ+TG05 Custom
Order
TQFN;32 pin;26 mm²
Outline Drawing:21-0140 (PDF)
Land Pattern: 90-0001 (PDF)
Use pkgcode/variation: T3255+3*
-40°C to +105°CRoHS/Lead-Free: Lead Free
Materials Analysis
MAX8796GTJ+TG071 Custom
Order
TQFN;32 pin;26 mm²
Outline Drawing:21-0140 (PDF)
Land Pattern: 90-0001 (PDF)
Use pkgcode/variation: T3255+3*
-40°C to +105°CRoHS/Lead-Free: Lead Free
Materials Analysis
MAX8796GTJ+TG1D
Active: Data
sheet on
request only
TQFN;32 pin;26 mm²
Outline Drawing:21-0140 (PDF)
Land Pattern: 90-0001 (PDF)
Use pkgcode/variation: T3255+3*
-40°C to +105°CRoHS/Lead-Free: Lead Free
Materials Analysis
MAX8796GTJ+TG51 Custom
Order
TQFN;32 pin;26 mm²
Outline Drawing:21-0140 (PDF)
Land Pattern: 90-0001 (PDF)
Use pkgcode/variation: T3255+3*
-40°C to +105°CRoHS/Lead-Free: Lead Free
Materials Analysis
MAX8796GTJ+TGA4 Custom
Order
TQFN;32 pin;26 mm²
Outline Drawing:21-0140 (PDF)
Land Pattern: 90-0001 (PDF)
Use pkgcode/variation: T3255+3*
-40°C to +105°CRoHS/Lead-Free: Lead Free
Materials Analysis
MAX8796GTJ+TGB4 Custom
Order
TQFN;32 pin;26 mm²
Outline Drawing:21-0140 (PDF)
Land Pattern: 90-0001 (PDF)
-40°C to +105°CRoHS/Lead-Free: Lead Free
Materials Analysis
Buy
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Use pkgcode/variation: T3255+3*
MAX8797EVKIT+ Custom
Order
KIT;
Land Pattern: Not Available See data sheet
Part NumberFree
Sample
BuyStatus Package:
TYPE PINS FOOTPRINT
DRAWING CODE/VAR *
TempRoHS/Lead-Free
Materials AnalysisMAX8797GTI+ Custom
Order
TQFN;28 pin;16.8 mm²
Outline Drawing:21-0139 (PDF)
Land Pattern: 90-0035 (PDF)
Use pkgcode/variation: T2844+1*
-40°C to +105°CRoHS/Lead-Free: Lead Free
Materials Analysis
MAX8797GTI+GB4 Custom
Order
QFN;
Land Pattern: Not Available -40°C to +105°CSee data sheet
MAX8797GTI+T Custom
Order
TQFN;28 pin;16.8 mm²
Outline Drawing:21-0139 (PDF)
Land Pattern: 90-0035 (PDF)
Use pkgcode/variation: T2844+1*
-40°C to +105°CRoHS/Lead-Free: Lead Free
Materials Analysis
MAX8797GTI+TGB4 Custom
Order
TQFN;28 pin;16.8 mm²
Outline Drawing:21-0139 (PDF)
Land Pattern: 90-0035 (PDF)
Use pkgcode/variation: T2844+1*
-40°C to +105°CRoHS/Lead-Free: Lead Free
Materials Analysis
Notes:
1. Other options and links for purchasing parts are listed at: http://www.maximintegrated.com/sales.
2. Didn't Find What You Need Ask our applications engineers. Expert assistance in finding parts, usually within one business day.
3. Part number suffixes: T or T&R = tape and reel; + = RoHS/lead-free; # = RoHS/lead-exempt; -D = drypack; -U/+U on DS parts = cut tape. More:
See Full Data Sheet or Maxim Product Naming Conventions.
4. * Some packages have variations, listed on the drawing. "PkgCode/Variation" tells which variation the product uses. Note that "+", "#", "-" in the part
number suffix describes RoHS status. Package drawings may show a different suffix character.
Similar Products by Function
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Overview Technical Documents Ordering Info Related Products
Description
Key Features
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Document Ref.: 19-2452 Rev 2; 2010-02-05
This page last modified: 2010-03-12
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