
Allicdata Part #: | MIC4421AYM-TR-ND |
Manufacturer Part#: |
MIC4421AYM-TR |
Price: | $ 0.92 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Microchip Technology |
Short Description: | IC DRIVER MOSFET 9A LS 8-SOIC |
More Detail: | Low-Side Gate Driver IC Inverting 8-SOIC |
DataSheet: | ![]() |
Quantity: | 1000 |
2500 +: | $ 0.84357 |
Logic Voltage - VIL, VIH: | 0.8V, 3V |
Base Part Number: | MIC4421 |
Supplier Device Package: | 8-SOIC |
Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
Mounting Type: | Surface Mount |
Operating Temperature: | -40°C ~ 150°C (TJ) |
Rise / Fall Time (Typ): | 20ns, 24ns |
Input Type: | Inverting |
Current - Peak Output (Source, Sink): | 9A, 9A |
Series: | -- |
Voltage - Supply: | 4.5 V ~ 18 V |
Gate Type: | N-Channel MOSFET |
Number of Drivers: | 1 |
Channel Type: | Single |
Driven Configuration: | Low-Side |
Part Status: | Active |
Packaging: | Tape & Reel (TR) |
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Power Management ICs (PMICs) are specifically designed to manage power consumption in a system. A specific type of PMIC, Gate Drivers, are used to drive additional gates in circuits such as MOSFETs or IGBTs to provide a control signal for power management. The MIC4421AYM-TR is one such device and has a range of uses and features that make it an ideal choice for many applications requiring gate drivers.
Applications
The MIC4421AYM-TR is a high-speed, rail-to-rail, ultra-low-power gate driver that can be used in a range of applications. It is particularly suitable for use in low-voltage and low-power applications. The device can be used to drive small motors, relay interfaces, power MOSFETs and IGBTs, and digital control inputs. It is also suitable for applications where signals are supplied up to 10 V. The MIC4421AYM-TR can drive N-channel MOSFETs with Rds(on) of up to 500 mΩ and P-channel MOSFETs with Rds(on) of up to 20 mΩ.
The device is also used for low-voltage, high-speed data applications. It is used in applications such as high-frequency signal conversion, communication interface, or low-level AC voltage detection. The device can also be used for automotive applications such as powertrain control, body control, and driver assistance. It is also used for electrically-coupled and optically-coupled signal control and driving, making it suitable for a range of industrial applications.
Features
The MIC4421AYM-TR is a single, high-speed, ultra-low-power, rail-to-rail output gate driver with a wide operating frequency range and a wide operating voltage range, making it ideal for use in a range of gate driver applications. The device features an input current limit of 1A and a slew rate of 1.6A/ns, enabling the device to provide fast switching times. The device can be used with a range of gate capacitances and can provide a maximum drive current of up to 6 A.
The device is protected against short-circuit, under-voltage, and over-voltage conditions, providing protection from abnormal conditions. The device also features a wide operating temperature range of -40°C to +85°C, making it suitable for use in a variety of temperature environments. The MIC4421AYM-TR also features an intelligent shutdown capability that can be used to reduce power consumption in standby mode.
Working Principle
The MIC4421AYM-TR is a single gate driver IC that is used to drive signals to a secondary device, such as an MOSFET or IGBT, to provide a control signal. The device is supplied with a voltage between 4.5V and 10V, which is then converted to a current output that is used to switch the device on and off. The output current is limited to a maximum of 1A to ensure safe operation. When the output current is switched off, the device enters a low power standby mode.
In addition to the output current, the device also has a high-speed, low-power rail to rail voltage output which is used to drive the gate of the secondary device. The output is limited to a maximum of 10V and the device is protected against short-circuit, under-voltage, and over-voltage conditions to prevent damage to the device or the secondary device. When the output is switched off, the device enters a low power standby mode.
Conclusion
The MIC4421AYM-TR is a single, high-speed, ultra-low-power, rail-to-rail output gate driver. It is suitable for use in a range of gate driver applications, including small motors, relay interfaces, power MOSFETs and IGBTs, and digital control inputs. The device is protected against short-circuit, under-voltage, and over-voltage conditions, providing protection from abnormal conditions. The MIC4421AYM-TR is an ideal choice for any application requiring a gate driver.
The specific data is subject to PDF, and the above content is for reference
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