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MIC4428BMM-TR
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Product Detailed Parameters
- Description：IC GATE DRVR LOW-SIDE 8MSOP
- Series：-
- Mfr：Microchip Technology
- Package：Tape & Reel (TR)
- Driven Configuration：Low-Side
- Channel Type：Independent
- Number of Drivers：2
- Gate Type：MOSFET (N-Channel, P-Channel)
- Voltage - Supply：4.5V ~ 18V
- Logic Voltage - VIL, VIH：0.8V, 2.4V
- Current - Peak Output (Source, Sink)：1.5A, 1.5A
- Input Type：Inverting, Non-Inverting
- Rise / Fall Time (Typ)：20ns, 29ns
- Operating Temperature：-40°C ~ 150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
- Supplier Device Package：8-MSOP
- High Side Voltage - Max (Bootstrap)：-
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Overview
The MIC4428BMM-TR is a dual low-side MOSFET gate driver manufactured by Microchip Technology. It features two independent drivers with inverting and non-inverting outputs, housed in an 8-pin MSOP package. The device operates on a supply voltage range of 4.5V to 18V and delivers a peak output current of 1.5A for both sourcing and sinking. Typical switching characteristics include a rise time of 20ns and a fall time of 29ns. It supports logic input levels of 0.8V (VIL) and 2.4V (VIH), ensuring compatibility with various control interfaces.
Feature Summary
- Dual-channel architecture providing independent low-side drive capabilities
- Integrated inverting and non-inverting output configurations
- High peak output current capability for efficient MOSFET switching
- BiCMOS/DMOS fabrication process for high reliability and low power consumption
Applications
- Low-side MOSFET switching in DC-DC converters
- Motor control applications requiring independent channel drive
- Power management systems utilizing N-channel and P-channel MOSFETs
Procurement Notes
Verify the specific suffix 'BMM' corresponds to the 8-MSOP package variant when ordering. Confirm RoHS3 compliance status as per the latest manufacturer documentation. Ensure the tape and reel packaging matches production requirements. Cross-reference the datasheet revision to validate electrical parameters against design specifications.
Selection Notes
Select this component for designs requiring dual independent low-side drives with mixed polarity outputs. The 1.5A peak current rating suits moderate-power MOSFET applications. Consider the MSOP package size for space-constrained PCB layouts. Verify that the 4.5V minimum supply voltage aligns with the system's available rail.
Part Context
This part belongs to the MIC4426/4427/4428 family of dual low-side MOSFET drivers. The MIC4428 specifically distinguishes itself by offering both inverting and non-inverting outputs, whereas other family members may offer different combinations. These devices are fabricated using BiCMOS/DMOS technology to balance performance and efficiency.
Replacement Considerations
- MIC4428YM-TR
- MIC4428BM
FAQ
What is the difference between the MIC4428 and MIC4427?
The MIC4428 provides one inverting and one non-inverting output, while the MIC4427 typically provides two non-inverting outputs.
Does the MIC4428BMM-TR support both N-channel and P-channel MOSFETs?
Yes, the datasheet specifies it is suitable for driving both N-channel and P-channel MOSFETs.
