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Maxim > Solutions > Computers: Motherboards

CPU Core DC-DC Switching Power Supplies

DATA SHEETS
Display Title / Parts Key Advantages
QV  PDF Single/Dual, 16ns, High Sink/Source Current Gate Drivers
MAX15024, MAX15025

4A, 20ns, Dual MOSFET Drivers Available in 3mm x 3mm, Thermally Enhanced TDFN Package
QV    1- to 8-Phase, Master-Slave CPU Core Regulator with Integrated Power MOSFETs
MAX8657, MAX8658, MAX8659

25A/Phase VRM Regulator Chipset for VRD10/VRD11 and K8
Has Reference Input to Support Up to 200A Output
QV  PDF VRD11/VRD10, K8 Rev F 2/3/4-Phase PWM Controllers with Integrated Dual MOSFET Drivers
MAX8809A, MAX8810A

Peak Current-Mode Control Combined with Maxim's Proprietary Rapid Active Current Averaging (RA²) for Excellent Current-Sharing Accuracy, Fast, Accurate Voltage Positioning, and Superior Transient Response
QV  PDF Evaluation Kit for the MAX8544
MAX8544EVKIT

QV  PDF 4A, 20ns, MOSFET Driver
MAX5078

4A, 20ns MOSFET Driver in 3mm x 3mm TDFN Power Package for Ultra-Compact, High-Frequency Power Supplies
QV  PDF 4A, 20ns, Dual MOSFET Drivers
MAX5054, MAX5055, MAX5056, MAX5057

4A, 20ns, Dual MOSFET Driver Available in 3mm x 3mm, Thermally Enhanced TDFN Package
QV  PDF Step-Down Controllers with Prebias Startup, Lossless Sensing, Synchronization, and OVP
MAX8543, MAX8544

QV  PDF Dual-Phase, +0.6V to +3.3V Output Parallelable, Average-Current-Mode Controllers
MAX5065, MAX5067

Dual-Phase, +0.6V to +3.3V Output, Parallelable, Average-Current-Mode Controllers
QV  PDF High-Speed, Wide-Input, Single-Phase MOSFET Driver
MAX8552

High-Speed, Wide-Input, Single-Phase MOSFET Driver has 0.1µA Quiescent Current, 6V to 24V Input for High-Performance Desktops, Servers, and Notebooks
QV  PDF VRM 9.0/VRM 9.1, Dual-Phase, Parallelable, Average-Current-Mode Controller
MAX5037A

QV  PDF Dual-Phase, Parallelable, Average-Current-Mode Controllers
MAX5038A, MAX5041A

QV  PDF High-Speed, Dual-Phase Driver with Integrated Boost Diodes
MAX8811

High Gate-Drive Strength Provides Extremely Fast Rise and Fall Times, Allowing Designers to Use Either Low-Cost (High Gate Capacitance) MOSFETs or Drive Multiple Parallel MOSFETs in High-Current Applications
QV  PDF 2- to 8-Phase VRM 10/9.1 PWM Controllers with Precise Current Sharing and Fast Voltage Positioning
MAX8524, MAX8525

QV  PDF High-Speed, Dual-Phase Gate Driver for Multiphase, Step-Down Converters
MAX8523

Highest Accuracy, Scalable, VRD/VRM-10 Power Chipset Reduces Capacitance by 60% in Servers and Desktops
QV  PDF Two-Phase Desktop CPU Core Supply Controllers with Controlled VID Change
MAX1937, MAX1938, MAX1939

QV  PDF Quick-PWM Slave Controller with Driver Disable for Multiphase, DC-DC Converter
MAX1980

Slave Controller with Driver Disable for Multiphase DC-DC Converters



Key Specifications:   Low-Side MOSFET Drivers
Part Number Description Peak IOUT (A) ROUT (typ) (Ω) ROUT (max) (Ω) Max. Rise/Fall Time @+25°C (ns) Supply Voltage (min) (V) Supply Voltage (max) (V) Industry Qualified Package Operating Temp. Range (°C)
MAX5078  Single Inverting or Non Inverting 4 1.1 1.8 18/15 (CL=5000pF) 4 15  -  THIN QFN (Dual)/6 -40 to +125
MAX5054  Dual mixed 4 1.5 1.8 18/15 (CL=5000pF) 4 15 Automotive - General THIN QFN (Dual)/8 -40 to +125
MAX5055  Dual mixed 4 1.5 1.8 18/15 (CL=5000pF) 4 15 Automotive - General SOIC/8
SOIC/8E
-40 to +125
MAX5056  Dual mixed 4 1.5 1.8 18/15 (CL=5000pF) 4 15 Automotive - General SOIC/8
SOIC/8E
-40 to +125
MAX5057  Dual mixed 4 1.5 1.8 18/15 (CL=5000pF) 4 15 Automotive - General SOIC/8
SOIC/8E
-40 to +125
See All Low-Side MOSFET Drivers (26)

Key Specifications:   Step-Down Switching Regulators
Part Number VIN (min) (V) VIN (max) (V) Min. VOUT (V) Max. VOUT (V) Preset VOUT (V) Output Adj. Method Operating Current, ICC (max) (mA) Number of DC-DC Outputs Operating Freq. (kHz) Features EV-Kit Industry Qualified Package Operating Temp. Range (°C)
MAX8543  3 13.2 0.8 11  -  Resistor 3 1 1000
Adjustable Frequency
Current Limit
External Synchronization
Fixed Frequency/ PWM Operation
Output Overvoltage Protection
Shutdown
Soft Start
Synchronous Rectifier
Yes  -  QSOP/16 -40 to +85
MAX8544  3 13.2 0.8 11  -  Resistor 3 1 1000
Adjustable Frequency
Current Limit
External Synchronization
Fixed Frequency/ PWM Operation
Low Battery/ Power OK Output
Output Overvoltage Protection
Shutdown
Soft Start
Synchronous Rectifier
Yes  -  QSOP/20 -40 to +85
MAX8552  6 28  -   -   -   -   -  1 2000
Shutdown
Yes  -  THIN QFN (Dual)/10
uMAX/10
-40 to +85
MAX5037A  4.75 28 1.1 1.85  -  Digital/VID 6 1 500
Adjustable Frequency
Average Current Mode Control
Current Limit
Dual/Multi-Phase Controller
Fixed Frequency/ PWM Operation
Soft Start
Synchronous Rectifier
Yes  -  MQFP/44
THIN QFN/44
-40 to +85
MAX5038A  4.75 28 1.2 3.3 1.2
1.5
1.8
2.5
3.3
Preset 10 1 500
Adjustable Frequency
Average Current Mode Control
Current Limit
Dual/Multi-Phase Controller
Fixed Frequency/ PWM Operation
Soft Start
Synchronous Rectifier
Yes  -  SSOP/28 -40 to +85
MAX5041A  4.75 28 1 3.3  -  Resistor 10 1 500
Adjustable Frequency
Average Current Mode Control
Current Limit
Dual/Multi-Phase Controller
Fixed Frequency/ PWM Operation
Soft Start
Synchronous Rectifier
Yes  -  SSOP/28 -40 to +85
MAX5065  4.75 28 0.6 3.3  -  Resistor 10 1 500
Adjustable Frequency
Average Current Mode Control
Current Limit
Dual/Multi-Phase Controller
External Synchronization
Fixed Frequency/ PWM Operation
Shutdown
Soft Start
Synchronous Rectifier
No Automotive - General SSOP/28 -40 to +85
MAX8523  4.5 13.2  -   -   -   -   -  2  - 
Adjustable Frequency
Dual/Multi-Phase Controller
Fixed Frequency/ PWM Operation
Yes  -  QSOP/16 -40 to +85
MAX8524  4.5 5.5 1.1 1.85  -  Digital/VID  -  1 1200
Adjustable Frequency
Average Current Mode Control
Current Limit
Dual/Multi-Phase Controller
External Synchronization
Fixed Frequency/ PWM Operation
Low Battery/ Power OK Output
Output Overvoltage Protection
Shutdown
Soft Start
Synchronous Rectifier
Yes  -  QSOP/28 -40 to +85
MAX8525  4.5 5.5 0.835 1.5875  -  Digital/VID  -  1 1200
Adjustable Frequency
Average Current Mode Control
Current Limit
Dual/Multi-Phase Controller
External Synchronization
Fixed Frequency/ PWM Operation
Low Battery/ Power OK Output
Output Overvoltage Protection
Shutdown
Soft Start
Synchronous Rectifier
Yes  -  QSOP/28 -40 to +85
MAX1937  6 24 0.8 1.55  -  Digital/VID 2.5 1 250
Adjustable Frequency
Current Limit
Dual/Multi-Phase Controller
Fixed Frequency/ PWM Operation
Low Battery/ Power OK Output
Output Overvoltage Protection
Output Undervoltage Protection
Shutdown
Soft Start
Synchronous Rectifier
Yes  -  QSOP/28 -40 to +85
MAX1938  8 24 1.1 1.85  -  Digital/VID 2.5 1 250
Adjustable Frequency
Current Limit
Dual/Multi-Phase Controller
Fixed Frequency/ PWM Operation
Low Battery/ Power OK Output
Output Overvoltage Protection
Output Undervoltage Protection
Shutdown
Soft Start
Synchronous Rectifier
Yes  -  QSOP/28 -40 to +85
MAX1939  8 24 0.925 2  -  Digital/VID 2.5 1 250
Adjustable Frequency
Current Limit
Dual/Multi-Phase Controller
Fixed Frequency/ PWM Operation
Low Battery/ Power OK Output
Output Overvoltage Protection
Output Undervoltage Protection
Shutdown
Soft Start
Synchronous Rectifier
Yes  -  QSOP/28 -40 to +85
MAX1980  4 28  -   -   -   -  0.8 1 550
Adjustable Frequency
Current Limit
Fixed Frequency/ PWM Operation
Shutdown
Synchronous Rectifier
Yes  -  QFN/20
THIN QFN/20
-40 to +85
MAX5067  4.75 28 0.6 3.3  -  Resistor 10 1 500
Adjustable Frequency
Average Current Mode Control
Current Limit
Dual/Multi-Phase Controller
External Synchronization
Fixed Frequency/ PWM Operation
Low Battery/ Power OK Output
Output Overvoltage Protection
Shutdown
Soft Start
Synchronous Rectifier
No Automotive - General THIN QFN/44 -40 to +85
See All Step-Down Switching Regulators (223)




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