NCP81243MNTXG
DC to DC Controller Circuit
Inventory:5,340
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Part Number : NCP81243MNTXG
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Package/Case : QFN-52
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Brands : onsemi
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Components Categories : Special Purpose Regulators
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Datesheet : NCP81243MNTXG DataSheet (PDF)
Overview of NCP81243MNTXG
The NCP81243MNTXG stands out as a top-notch choice for engineers seeking a high-performance synchronous buck converter IC for their industrial or automotive applications. With its impressive input voltage range of 4.5V to 55V, this IC offers versatility and flexibility for a wide range of power supply designs. Its built-in gate driver allows for seamless integration and operation, while its ability to deliver up to 3A of continuous output current ensures reliable performance
Key Features
- Meets Intel's IMVP8 Specification
- Current Mode Dual Edge Modulation for Fast Initial Response to Transient Loading
- Dual High Performance Operational Error Amplifier
- One Digital Soft Start Ramp for Both Rails
- Dynamic Reference Injection® (Patent #US07057381)
- Accurate Total Summing Current Amplifier(Patent #US006683441)
- DAC with Droop Feed-forward Injection(Patent Pending)
- Dual High Impedance Differential Voltage and Total Current Sense Amplifiers
- Phase-to-Phase Dynamic Current Balancing
- “Lossless” DCR Current Sensing for Current Balancing
- Summed Compensated Inductor Current Sensing for Droop
- True Differential Current Balancing Sense Amplifiers for Each Phase
- Adaptive Voltage Positioning (AVP)
- Switching Frequency Range of 200KHz – 1.5MHz
- Startup into Pre-Charged Loads while avoiding False OVP
- Vin Feed Forward Ramp Slope
- Over Voltage Protection (OVP) & Under Voltage Protection (UVP)
- Over Current Protection (OCP)
- Dual Power Good Output with Internal Delays
Application
- Industrial Servers
- Embedded Systems Power Management
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Product Status | Active | Applications | Controller, Intel IMVP8 |
Voltage - Input | 4.5V ~ 20V | Operating Temperature | -40°C ~ 125°C |
Mounting Type | Surface Mount | Package / Case | QFN-52 |
Supplier Device Package | 52-QFN (6x6) | Base Product Number | NCP81243 |
Manufacturer | onsemi | Product Category | Switching Controllers |
RoHS | Details | Topology | Buck |
Number of Outputs | 2 Output | Switching Frequency | 300 kHz to 1.4 MHz |
Duty Cycle - Max | 100 % | Input Voltage | 4.5 V to 20 V |
Output Voltage | 3.5 V | Output Current | 800 uA |
Minimum Operating Temperature | - 40 C | Maximum Operating Temperature | + 100 C |
Mounting Style | SMD/SMT | Brand | onsemi |
Fall Time | 160 ns | Isolation | Non-Isolated |
Operating Supply Current | 50 mA | Operating Supply Voltage | 4.75 V to 5.25 V |
Product | Controllers | Product Type | Switching Controllers |
Rise Time | 160 ns | Shutdown | No Shutdown |
Factory Pack Quantity | 2500 | Subcategory | PMIC - Power Management ICs |
Warranty & Returns
Warranty, Returns, and Additional Information
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Parts Quality Guarantee: 365 days
Returns for refund: within 90 days
Returns for Exchange: within 90 days
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