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MIC23031 Datasheet PDF


Part Number MIC23031
Manufacturer Micrel Semiconductor
Title 4MHz PWM 400mA Buck Regulator
Description The MIC23031 is a high-efficiency 4MHz 400mA synchronous buck regulator with HyperLight Load™ mode. HyperLight Load™ provides very-high efficiency...
Features
• Input voltage: 2.7V to 5.5V
• 400mA output current
• Up to 93% efficiency and 88% at 1mA
• 21µA typical quiescent current
• 4MHz PWM operation in continuous mode
• Ultra-fast transient response
• Low voltage output ripple
  – 20mVpp ripple in HyperLight Load™ mode
  – 3mV output voltage ripple in full...

File Size 1.06MB
Datasheet MIC23031 PDF File








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MIC23031 : The MIC23031 is a high-efficiency, 4 MHz, 400 mA synchronous buck regulator with HyperLight Load® mode. HyperLight Load provides very high efficiency at light loads and ultra-fast transient response that is perfectly suited for supplying processor core voltages. An additional benefit of this proprietary architecture is the very low output ripple voltage throughout the entire load range with the use of small output capacitors. The tiny 1.6 mm x 1.6 mm TDFN package saves precious board space and requires only three external components. The MIC23031 is designed for use with a very small inductor, down to 0.47 µH, and an output capacitor as small as 2.2 µF that enables a sub 1 mm height. The MIC.

MIC23050 : Features The Micrel MIC23050 is a high-efficiency, 600mA, PWM, synchronous buck (step-down) regulator featuring the HyperLight Load™ patented switching scheme that offers best-in-class light load efficiency and transient performance while providing very-small external components and low output ripple at all loads. • Input voltage: 2.7V to 5.5V HyperLight Load™ • 600mA output current • Fixed output voltage from 0.72V to 3.3V • Ultra-fast transient response • 20µA typical quiescent current The MIC23050 also has a very-low typical quiescent current draw of 20µA and can achieve over 89% efficiency even at 1mA. The device allows operation with a tiny inductor ranging from 0.47µH to 2.2µH.

MIC23051 : The Micrel MIC23051 is a high efficiency 500mA PWM synchronous buck (step-down) regulator featuring Hyper Light Load™, a patented switching scheme that offers best in class light load efficiency and transient performance while providing very small external components and low output ripple at all loads. The MIC23051 has an output voltage scaling feature that can toggles between two different voltage levels. The MIC23051 also has a very low typical quiescent current draw of 20µA and can achieve over 85% efficiency even at 1mA. The device allows operation with a tiny inductor ranging from 0.47µH to 2.2µH and uses a small output capacitor that enables a sub-1mm height. In contrast to traditional.

MIC23051 : The MIC23051 is a high efficiency 600 mA PWM synchronous buck (step-down) regulator featuring HyperLight Load®, a patented switching scheme that offers best in class light load efficiency and transient performance while providing very small external components and low output ripple at all loads. The MIC23051 has an output voltage scaling feature that toggles between two different voltage levels. The MIC23051 also has a very low typical quiescent current draw of 20 µA and can achieve over 85% efficiency even at 1 mA. The device allows operation with a tiny inductor ranging from 0.47 µH to 2.2 µH and uses a small output capacitor that enables a sub 1 mm height solution. In contrast to traditio.

MIC23060 : Features The MIC23060 is a highly efficient power management IC integrating a high frequency DC/DC converter with HyperLight Load™ mode and a low input voltage capable LDO. The MIC23060 offers two output voltages at very high efficiency on both outputs while maintaining a low total system cost. The MIC23060 also provides sequencing of the two outputs in every potential combination of turn-on and turnoff sequencing by connecting two pins either high or low, and using a single GPIO to enable and disable the device. The LDO is designed both to post regulate from the output of the DC/DC converter for high system efficiency, and/or power directly from the battery. For sequences where the LDO is.

MIC23099 : The MIC23099 is a high-efficiency, low-noise, dual-output, integrated power-management solution for single-cell alkaline or NiMH battery applications. The synchronous boost output voltage (VOUT1) is enabled first and is powered from the battery. Next the synchronous buck output (VOUT2), which is powered from the boost output voltage, is enabled. This configuration allows VOUT2 to be independent of battery voltage, thereby allowing the buck output voltage to be higher or lower than the battery voltage. To minimize switching artifacts in the audio band, both the converters are design to operate with a minimum switching frequency of 80kHz for the buck and 100kHz for the boost. The high current .

MIC23150 : The MIC23150 is a high-efficiency 4MHz 2A synchronous buck regulator with HyperLight Load® mode. HyperLight Load provides very high efficiency at light loads and ultrafast transient response which is perfectly suited for supplying processor core voltages. An additional benefit of this proprietary architecture is very low output ripple voltage throughout the entire load range with the use of small output capacitors. The tiny 2mm × 2mm Thin DFN (TDFN) package saves precious board space and requires only three external components. The MIC23150 is designed for use with a very small inductor, down to 0.47µH, and an output capacitor as small as 2.2 µF that enables a total solution size, less than .

MIC23153 : Features The MIC23153 is a high-efficiency, 4MHz, 2A, synchronous buck regulator with HyperLight Load™ mode, Power Good output indicator, and programmable soft-start. HyperLight Load™ provides very-high efficiency at light loads and ultra-fast transient response which makes the MIC23153 perfectly suited for supplying processor core voltages. An additional benefit of this proprietary architecture is very-low output ripple voltage throughout the entire load range with the use of small output capacitors. The tiny 2.5mm x 2.5mm Thin MLF® package saves precious board space and requires only four external components. The MIC23153 is designed for use with a very-small inductor, down to 0.47µH, an.

MIC23153 : The MIC23153 is a high-efficiency 4 MHz 2A synchronous buck regulator with HyperLight Load® mode, Power Good (PG) output indicator, and programmable soft-start. HyperLight Load® provides very high efficiency at light loads and ultra-fast transient response that makes the MIC23153 perfectly suited for supplying processor core voltages. An additional benefit of this proprietary architecture is very low output ripple voltage throughout the entire load range with the use of small output capacitors. The tiny 2.5 mm x 2.5 mm thin DFN package saves precious board space and requires only four external components. The MIC23153 is designed for use with a very small inductor, down to 0.47 µH, and an ou.

MIC23155 : Features The MIC23155 is a high-efficiency 3MHz 2A synchronous buck regulator with HyperLight Load mode, power good output indicator, and programmable soft start. HyperLight Load provides very high efficiency at light loads and ultrafast transient response which makes the MIC23155 perfectly suited for supplying processor core voltages. An additional benefit of this proprietary architecture is very low output ripple voltage throughout the entire load range with the use of small output capacitors. The tiny 2.5mm x 2.5mm Thin DFN package saves precious board space and requires only four external components. The MIC23155 is designed for use with a very small inductor, down to 0.47µH, and an o.

MIC23156 : The MIC23156 is a high-efficiency 1.5A synchronous buck regulator with HyperLight Load® mode and dynamic voltage scaling control through I2C. HyperLight Load provides very high efficiency at light loads and ultra-fast transient response. The ability to dynamically change the output voltage and maintain high output voltage accuracy make the MIC23156 perfectly suited for supplying processor core voltages. An additional benefit of this proprietary architecture is very low output ripple voltage throughout the entire load range with the use of small output capacitors. Fast mode plus I2C provides output voltage and chip enable/disable control from standard I2C bus with I2C clock rates of 100kHz, 4.

MIC23158 : The MIC23158/9 is a high efficiency, 3 MHz, dual, 2A synchronous buck regulator with HyperLight Load® mode, power good output indicator, and programmable soft start. The MIC23159 also provides an auto-discharge feature that switches in a 225Ω pull-down circuit on its output to discharge the output capacitor when disabled. HyperLight Load provides very high efficiency at light loads and ultra-fast transient response which makes the MIC23158/9 perfectly suited for supplying processor core voltages. An additional benefit of this proprietary architecture is very low output ripple voltage throughout the entire load range with the use of small output capacitors. The 20-pin 3 mm x 4 mm QFN package .

MIC23158 : Features The MIC23158/9 is a high-efficiency, 3MHz, dual, 2A synchronous buck regulator with HyperLight Load mode, power good output indicator, and programmable soft start. The MIC23159 also provides an auto discharge feature that switches in a 225Ω pull down circuit on its output to discharge the output capacitor when disabled. HyperLight Load provides very high efficiency at light loads and ultrafast transient response which makes the MIC23158/9 perfectly suited for supplying processor core voltages. An additional benefit of this proprietary architecture is very low output ripple voltage throughout the entire load range with the use of small output capacitors. The 20-pin 3mm x 4mm MLF® .

MIC23159 : The MIC23158/9 is a high efficiency, 3 MHz, dual, 2A synchronous buck regulator with HyperLight Load® mode, power good output indicator, and programmable soft start. The MIC23159 also provides an auto-discharge feature that switches in a 225Ω pull-down circuit on its output to discharge the output capacitor when disabled. HyperLight Load provides very high efficiency at light loads and ultra-fast transient response which makes the MIC23158/9 perfectly suited for supplying processor core voltages. An additional benefit of this proprietary architecture is very low output ripple voltage throughout the entire load range with the use of small output capacitors. The 20-pin 3 mm x 4 mm QFN package .

MIC23159 : Features The MIC23158/9 is a high-efficiency, 3MHz, dual, 2A synchronous buck regulator with HyperLight Load mode, power good output indicator, and programmable soft start. The MIC23159 also provides an auto discharge feature that switches in a 225Ω pull down circuit on its output to discharge the output capacitor when disabled. HyperLight Load provides very high efficiency at light loads and ultrafast transient response which makes the MIC23158/9 perfectly suited for supplying processor core voltages. An additional benefit of this proprietary architecture is very low output ripple voltage throughout the entire load range with the use of small output capacitors. The 20-pin 3mm x 4mm MLF® .

MIC23201 : The MIC23201 is a high efficiency 2MHz 2A synchronous buck regulator with Hyper Speed Control. Micrel’s Hyper Speed Control provides ultra-fast transient response which is perfectly suited for supplying processor core voltages. An additional benefit of this proprietary architecture is very low output ripple voltage throughout the entire load range with the use of small output capacitors. The tiny 3mm x 3mm MLF® package saves precious board space and requires only three external components. The MIC23201 is designed for use with a very small inductor, down to 1µH, and an output capacitor as small as 22µF that enables a total solution size, less than 1.5mm height. The MIC23201 provides a consta.




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