Allicdata Part #: | 576-1185-ND |
Manufacturer Part#: |
MIC4126YME |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Microchip Technology |
Short Description: | IC DRIVER MOSFET 1.5A DUAL 8SOIC |
More Detail: | Low-Side Gate Driver IC Inverting 8-SOIC-EP |
DataSheet: | MIC4126YME Datasheet/PDF |
Quantity: | 235 |
Series: | -- |
Packaging: | Tube |
Part Status: | Active |
Driven Configuration: | Low-Side |
Channel Type: | Independent |
Number of Drivers: | 2 |
Gate Type: | N-Channel MOSFET |
Voltage - Supply: | 4.5 V ~ 20 V |
Logic Voltage - VIL, VIH: | 0.8V, 2.4V |
Current - Peak Output (Source, Sink): | 1.5A, 1.5A |
Input Type: | Inverting |
Rise / Fall Time (Typ): | 20ns, 18ns |
Operating Temperature: | -40°C ~ 125°C (TJ) |
Mounting Type: | Surface Mount |
Package / Case: | 8-SOIC (0.154", 3.90mm Width) Exposed Pad |
Supplier Device Package: | 8-SOIC-EP |
Base Part Number: | MIC4126 |
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The MIC4126YME is a popular power management chip that acts as a gate driver in Power Management Integrated Circuits (PMIC). Utilizing its efficient power transistors, it acts as a switch to control the voltage and current flow of a system. Intended for use in high-power applications, the MIC4126YME is suitable for DC/DC buck converters, motor control systems, and wide range of portable and AC/DC applications. The device was designed to reduce EMI emissions and minimize power losses, as well as operate with low-input capacitance and almost eliminate surge current.
The MIC4126YME is a PMOS driver designed primarily for use in DC/DC buck converter applications. It consists of a high-side drive FET, a low-side drive FET, and an auxiliary P-channel MOSFET. The MIC4126YME is designed to provide a logic-level gate drive for the primary gates of an N-channel MOSFET, making it suitable for power switching applications. Features include a wide range of operating frequencies, adjustable dead times and short-circuit protection.
The MIC4126YME’s working principle is based on the concept of constant-voltage charge pumping. This means that the MIC4126YME receives a voltage signal and is continuously driven by the same voltage in order to properly control the gates of the power MOSFETs. In order to increase efficiency and reduce the amount of heat generated, the MIC4126YME can implement Dead Time and Pulse Skipping, both of which are adaptive strategies that allow the device to reduce power consumption and generate less heat.
The MIC4126YME also uses a built-in linear regulator to ensure that the primary gates are only driven and not overloaded when the input voltage is above the device\'s minimum and maximum operating voltages. Its adjustable dead time also helps to suppress EMI and reduce undershoot by slowing down the switching action, which in turn helps to minimize power losses.
When combined with other power management components, systems utilizing the MIC4126YME can achieve higher efficiency and better performance. It is suitable for applications where high efficiency and load regulation are important, such as motor control systems, LED lighting and LED backlighting, TV backlighting, and AC/DC power conversion. In these cases, the MIC4126YME can be used as a low-cost, efficient, and reliable gate driver.
In summary, the MIC4126YME is a popular gate driver for Power Management Integrated Circuits (PMICs). It uses a constant-voltage charge-pumping technology and a linear regulator to reduce EMI emissions and minimize power losses, as well as operate with low-input capacitance and almost eliminate surge current. It is suitable for a wide range of high-power applications, such as motor control systems, LED lighting and LED backlighting, TV backlighting, and AC/DC power conversion. Combined with other power management components, systems utilizing the MIC4126YME can achieve higher efficiency and better performance.
The specific data is subject to PDF, and the above content is for reference
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