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AN7167

Title
Title
AN7167 - Introduction to Microchip’s Adaptive Constant-On-Time Control (ACOT) and Ripple-Injection Methods
Name
Name
AN7167
Date
Date
07/21/2026
Description
Description
AN7167 - Introduction to Microchip’s Adaptive Constant-On-Time Control (ACOT) and Ripple-Injection Methods

Silicon Products


Description
Product
Description
MIC2101
38V DC-DC Buck Controller with Hyper Light Load™
MIC2101 38V DC-DC Buck Controller with Hyper Light Load™
MIC2102
38V DC-DC Buck Controller with Hyper Speed Control™
MIC2102 38V DC-DC Buck Controller with Hyper Speed Control™
MIC2103
75V DC-DC Buck Controller with Hyper Light Load™
MIC2103 75V DC-DC Buck Controller with Hyper Light Load™
MIC2104
75V DC-DC Buck Controller with Hyper Speed Control™
MIC2104 75V DC-DC Buck Controller with Hyper Speed Control™
MIC2124
Synchronous Buck Controller w/Adaptive On-Time Control
MIC2124 Synchronous Buck Controller w/Adaptive On-Time Control
MIC2125
28V Synchronous Buck Controllers Featuring Adaptive ON-Time Control and Hyper Light Load™
MIC2125 28V Synchronous Buck Controllers Featuring Adaptive ON-Time Control and Hyper Light Load™
MIC2126
28V Synchronous Buck Controllers Featuring Adaptive ON-Time Control and Hyper Speed Control™
MIC2126 28V Synchronous Buck Controllers Featuring Adaptive ON-Time Control and Hyper Speed Control™
MIC2127
MIC2127
MIC2127A
MIC2127A
MIC2128
75V Synchronous Buck Controllers Featuring Adaptive ON-Time Control and External Soft start
MIC2128 75V Synchronous Buck Controllers Featuring Adaptive ON-Time Control and External Soft start
MIC2129
100V, DC-DC Step Down Controller with Selectable Gate Drive and Remote Sense
MIC2129 100V, DC-DC Step Down Controller with Selectable Gate Drive and Remote Sense
MIC2132
75V, Dual Multi-Phase Controller
MIC2132 75V, Dual Multi-Phase Controller
MIC2133
Remote Sense, Droop feature
MIC2133 Remote Sense, Droop feature
MIC2164
28V, 300 KHz, Synchronous Buck Controller with Hyper Speed Control™
MIC2164 28V, 300 KHz, Synchronous Buck Controller with Hyper Speed Control™
MIC2164C
28V, 270 KHz, Synchronous Buck Controller with Hyper Speed Control™
MIC2164C 28V, 270 KHz, Synchronous Buck Controller with Hyper Speed Control™
MIC2165
28V Synchronous Buck Controllers Featuring Adaptive ON-Time Control and Hyper Light Load™
MIC2165 28V Synchronous Buck Controllers Featuring Adaptive ON-Time Control and Hyper Light Load™
MIC2166
28V Synchronous Buck Controllers Featuring Adaptive ON-Time Control and Hyper Speed Control™
MIC2166 28V Synchronous Buck Controllers Featuring Adaptive ON-Time Control and Hyper Speed Control™
MIC2174
EOL
MIC2174 EOL
MIC2174C
EOL
MIC2174C EOL
MIC2176
75V Synchronous Buck Controller
MIC2176 75V Synchronous Buck Controller
MIC2182
32V, Synchronous Buck Controller
MIC2182 32V, Synchronous Buck Controller
MIC21LV32
36V, Dual Multi-Phase Controller
MIC21LV32 36V, Dual Multi-Phase Controller
MIC21LV33
Remote Sense, Droop feature
MIC21LV33 Remote Sense, Droop feature
MIC23030
8MHz 400mA HyperLight Load® Synchronous Buck Regulator
MIC23030 8MHz 400mA HyperLight Load® Synchronous Buck Regulator
MIC23031
4MHz 400mA HyperLight Load® Synchronous Buck Regulator
MIC23031 4MHz 400mA HyperLight Load® Synchronous Buck Regulator
MIC23050
4MHz 600mA HyperLight Load® Synchronous Buck Regulator
MIC23050 4MHz 600mA HyperLight Load® Synchronous Buck Regulator
MIC23051
4MHz 600mA HyperLight Load® Synchronous Buck Regulator w/Voltage ScaLINg
MIC23051 4MHz 600mA HyperLight Load® Synchronous Buck Regulator w/Voltage ScaLINg
MIC23150
4MHz 2A HyperLight Load® Synchronous Buck Regulator
MIC23150 4MHz 2A HyperLight Load® Synchronous Buck Regulator
MIC23153
4MHz 2A HyperLight Load® Synchronous Buck Regulator w/Soft-Start and Power Good
MIC23153 4MHz 2A HyperLight Load® Synchronous Buck Regulator w/Soft-Start and Power Good
MIC23155
3MHz 2A HyperLight Load® Synchronous Buck Regulator w/Soft-Start and Power Good
MIC23155 3MHz 2A HyperLight Load® Synchronous Buck Regulator w/Soft-Start and Power Good
MIC23201
2MHz 2A Hyper Speed Control™ Synchronous Buck Regulator
MIC23201 2MHz 2A Hyper Speed Control™ Synchronous Buck Regulator
MIC23303
4MHz 3A HyperLight Load® Synchronous Buck Regulator w/Soft-Start and Power Good
MIC23303 4MHz 3A HyperLight Load® Synchronous Buck Regulator w/Soft-Start and Power Good
MIC23350
3A Buck Regulator with HyperLight Load®
MIC23350 3A Buck Regulator with HyperLight Load®
MIC23356
3A Buck Regulator with HyperLight Load® & I2C
MIC23356 3A Buck Regulator with HyperLight Load® & I2C
MIC23603
4MHz PWM 6A Buck Regulator with HyperLight Load®
MIC23603 4MHz PWM 6A Buck Regulator with HyperLight Load®
MIC23650
6A Buck Regulator with HyperLight Load®
MIC23650 6A Buck Regulator with HyperLight Load®
MIC23656
6A Buck Regulator with HyperLight Load® & I2C
MIC23656 6A Buck Regulator with HyperLight Load® & I2C
MIC24051
19V/6A High Efficiency DC-DC Buck Regulator
MIC24051 19V/6A High Efficiency DC-DC Buck Regulator
MIC24052
19V/6A Buck Regulator with HyperLight Load®
MIC24052 19V/6A Buck Regulator with HyperLight Load®
MIC24053
19V/9A High Efficiency DC-DC Buck Regulator
MIC24053 19V/9A High Efficiency DC-DC Buck Regulator
MIC24054
19V/9A Hyper Light Load™ DC-DC Buck Regulator
MIC24054 19V/9A Hyper Light Load™ DC-DC Buck Regulator
MIC24055
29V/12A DC-DC Buck Regulator w/Hyper Speed Control™
MIC24055 29V/12A DC-DC Buck Regulator w/Hyper Speed Control™
MIC24056
29V/12A Hyper Light Load™ DC-DC Buck Regulator
MIC24056 29V/12A Hyper Light Load™ DC-DC Buck Regulator
MIC24066
36V, 6A High Performance Switching Buck Regulator with External Soft Start
MIC24066 36V, 6A High Performance Switching Buck Regulator with External Soft Start
MIC24067
36V, 6A High Performance Switching Buck Regulator with Mode Select
MIC24067 36V, 6A High Performance Switching Buck Regulator with Mode Select
MIC24097
20V, 20A High Performance Switching Buck Regulators
MIC24097 20V, 20A High Performance Switching Buck Regulators
MIC261201
28V/12A DC-DC Buck Regulator w/Hyper Speed Control™
MIC261201 28V/12A DC-DC Buck Regulator w/Hyper Speed Control™
MIC261203
28V/12A DC-DC Buck Regulator w/Hyper Light Load™
MIC261203 28V/12A DC-DC Buck Regulator w/Hyper Light Load™
MIC261203Z
28V/12A DC-DC Buck Regulator w/Hyper Light Load™
MIC261203Z 28V/12A DC-DC Buck Regulator w/Hyper Light Load™
MIC26400
26V/5A DC-DC Buck Regulator w/Hyper Speed Control™
MIC26400 26V/5A DC-DC Buck Regulator w/Hyper Speed Control™
MIC26600
26V/7A DC-DC Buck Regulator w/Hyper Speed Con
MIC26600 26V/7A DC-DC Buck Regulator w/Hyper Speed Con
MIC26601
28V/6A DC-DC Buck Regulator w/Hyper Speed Control™
MIC26601 28V/6A DC-DC Buck Regulator w/Hyper Speed Control™
MIC26603
28V/6A DC-DC Buck Regulator w/Hyper Light Load™
MIC26603 28V/6A DC-DC Buck Regulator w/Hyper Light Load™
MIC26603Z
28V/6A DC-DC Buck Regulator w/Hyper Light Load™
MIC26603Z 28V/6A DC-DC Buck Regulator w/Hyper Light Load™
MIC26901
28V/9A DC-DC Buck Regulator w/Hyper Speed Control™
MIC26901 28V/9A DC-DC Buck Regulator w/Hyper Speed Control™
MIC26903
28V/9A DC-DC Buck Regulator w/Hyper Light Load™
MIC26903 28V/9A DC-DC Buck Regulator w/Hyper Light Load™
MIC26903Z
28V/9A Synchronous DC-DC Regulator w/Hyper Speed Control™
MIC26903Z 28V/9A Synchronous DC-DC Regulator w/Hyper Speed Control™
MIC26950
28V/12A Synchronous DC-DC Regulator w/Hyper Speed Control™
MIC26950 28V/12A Synchronous DC-DC Regulator w/Hyper Speed Control™
MIC27600
36V/7A DC-DC Buck Regulator
MIC27600 36V/7A DC-DC Buck Regulator
MIC28303
50V/3A Power Module w/Hyper Light Load™, Hyper Speed Control™
MIC28303 50V/3A Power Module w/Hyper Light Load™, Hyper Speed Control™
MIC28304
70V/3A Power Module w/Hyper Light Load™, Hyper Speed Control™
MIC28304 70V/3A Power Module w/Hyper Light Load™, Hyper Speed Control™
MIC28510
75V/4A DC-DC Buck Regulator w/Hyper Speed Control™
MIC28510 75V/4A DC-DC Buck Regulator w/Hyper Speed Control™
MIC28511
60V/3A Synchronous Buck Regulator w/Hyper Speed Control™
MIC28511 60V/3A Synchronous Buck Regulator w/Hyper Speed Control™
MIC28512
70V/2A Synchronous Buck Regulator w/Hyper Speed Control™
MIC28512 70V/2A Synchronous Buck Regulator w/Hyper Speed Control™
MIC28513
45V/4A Synchronous Buck Regulator w/Hyper Light Load™
MIC28513 45V/4A Synchronous Buck Regulator w/Hyper Light Load™
MIC28514
75V/5A DC-DC Switching Buck Regulator with External Soft Start
MIC28514 75V/5A DC-DC Switching Buck Regulator with External Soft Start
MIC28515
75V/5A DC-DC Switching Buck Regulator with Mode Select
MIC28515 75V/5A DC-DC Switching Buck Regulator with Mode Select
MIC28516
70V/8A DC-DC Regulator with Ext. Soft Start
MIC28516 70V/8A DC-DC Regulator with Ext. Soft Start
MIC28517
70V/8A DC-DC Regulator with Mode Select
MIC28517 70V/8A DC-DC Regulator with Mode Select
MIC33M350
5.5V, 3A Pin Configurable Power Module
MIC33M350 5.5V, 3A Pin Configurable Power Module
MIC33M356
5.5V, 3A, I2C configurable DC-DC Power Module
MIC33M356 5.5V, 3A, I2C configurable DC-DC Power Module
MIC33M650
5.5V, 6A Pin Configurable Power Module
MIC33M650 5.5V, 6A Pin Configurable Power Module
MIC33M656
5.5V, 6A, I2C configurable DC-DC Power Module
MIC33M656 5.5V, 6A, I2C configurable DC-DC Power Module
MIC38300
3A Ultra Low Noise Power Module
MIC38300 3A Ultra Low Noise Power Module
MIC45116
20V/6A Synchronous Step Down Regulator Power Module w/Hyper Light Load™, Hyper Speed Control™
MIC45116 20V/6A Synchronous Step Down Regulator Power Module w/Hyper Light Load™, Hyper Speed Control™
MIC45205
26V/6A Synchronous Step Down Regulator Power Module w/Hyper Light Load™, Hyper Speed Control™
MIC45205 26V/6A Synchronous Step Down Regulator Power Module w/Hyper Light Load™, Hyper Speed Control™
MIC45208
26V/10A Synchronous Step Down Regulator Power Module w/Hyper Light Load™, Hyper Speed Control™
MIC45208 26V/10A Synchronous Step Down Regulator Power Module w/Hyper Light Load™, Hyper Speed Control™
MIC45212
26V/14A Synchronous Step Down Regulator Power Module w/Hyper Light Load™, Hyper Speed Control™
MIC45212 26V/14A Synchronous Step Down Regulator Power Module w/Hyper Light Load™, Hyper Speed Control™
MIC45404
19V/5A Ultra Low Profile Synchronous Step Down Power Module w/Hyper Speed Control™
MIC45404 19V/5A Ultra Low Profile Synchronous Step Down Power Module w/Hyper Speed Control™
MIC4930
3.3MHz 3A Hyper Speed Control™ Synchronous Buck Regulator
MIC4930 3.3MHz 3A Hyper Speed Control™ Synchronous Buck Regulator
MIC4950
3.3MHz 5A Hyper Speed Control™ Synchronous Buck Regulator
MIC4950 3.3MHz 5A Hyper Speed Control™ Synchronous Buck Regulator
NX9548
Synchronous Buck Regulator
NX9548 Synchronous Buck Regulator

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