NCP45491XMNTWG onsemi
Here is the English description of the NCP45491XMNTWG chip:
- Function: Synchronous Step-Down DC-DC Converter
- Input Voltage: 4.5V to 45V
- Output Voltage: 0.6V to 24V
- Output Current: Up to 4.5A
- Switching Frequency: 1.2MHz
- Package: Micro SMD-8 (1mm x 1.5mm)
The NCP45491XMNTWG is a synchronous buck DC-DC converter from ON Semiconductor.
Key Features:
- Ultra-small 1mm x 1.5mm Micro SMD-8 package
- Allows up to 4.5A output current from a wide input range
- High 1.2MHz switching frequency enables compact solution
- Adjustable 0.6V to 24V output voltage
Common Applications:
- Energy harvesting power supplies
- Wireless sensor modules and IoT nodes
- Portable/battery-powered devices requiring small size
Benefits include high performance power regulation optimized for extreme miniaturization.
Well-suited for applications where size is ultra-critical and up to 4.5A of output is required.
In summary, the NCP45491XMNTWG delivers up to 4.5A DC power in the industry's smallest integrated package.

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Image | Part # | Description | |
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NCP1117IST50T3G onsemi |
NCP1117IST50T3G onsemi SOT-223-3
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NCP1568G03DBR2G onsemi |
NCP1568G03DBR2G onsemi TSOP-16
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NCV51513ABMNTWG onsemi |
NCV51513ABMNTWG onsemi DFN-10
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FAN7388MX onsemi / Fairchild |
FAN7388MX onsemi / Fairchild SOIC-20
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NCP1117DT50G onsemi |
NCP1117DT50G onsemi TO-252-3
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CAT4106HV4-GT2 onsemi |
CAT4106HV4-GT2 onsemi TQFN-16
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FL7760BM6X onsemi |
FL7760BM6X onsemi SOT-23-6
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FAN3225TMX onsemi / Fairchild |
FAN3225TMX onsemi / Fairchild SOIC-8
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NCP1587EDR2G onsemi |
NCP1587EDR2G onsemi SOIC-8
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NCV7685DQR2G onsemi |
NCV7685DQR2G onsemi SSOP-24
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