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IR4427S
+BOMIC GATE DRVR LOW-SIDE 8SOIC
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ManufacturerInfineon Technologies
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Mfr. Part #IR4427S
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Datasheet IR4427S DataSheet
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In Stock3646
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Specifications
| Attribute | Value |
| Part Status | Obsolete |
| Base Product Number | IR4427 |
| DigiKey Programmable | Not Verified |
| Driven Configuration | Low-Side |
| Channel Type | Independent |
| Number of Drivers | 2 |
| Gate Type | IGBT, MOSFET (N-Channel) |
| Voltage - Supply | 6V ~ 20V |
| Logic Voltage - VIL, VIH | 0.8V, 2.7V |
| Current - Peak Output (Source, Sink) | 2.3A, 3.3A |
| Input Type | Non-Inverting |
| Rise / Fall Time (Typ) | 15ns, 10ns |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
| Package | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Packaging | Tube |
Overview
Description
The course likely covers key theories and concepts in IR, including realism, liberalism, and constructivism, as well as important global issues such as conflict, cooperation, diplomacy, and international organizations. It may also explore contemporary challenges like globalization, climate change, and international security.
Students in IR4427S can expect to engage with both classic and contemporary IR texts, participate in discussions, and analyze case studies to develop a deeper understanding of the international system. The course may also involve assignments, presentations, and possibly a research project to enhance students' analytical and critical thinking skills.
Overall, "Introduction to IR4427S" aims to provide students with a comprehensive foundation in International Relations, preparing them for advanced study or careers in fields related to global affairs.
Equivalent
1. MIC4427 from Microchip Technology
2. TC4427 from Microchip Technology
3. ISL4427 from Renesas Electronics
4. UCC27324 from Texas Instruments
5. MAX4427 from Maxim Integrated
These alternatives offer similar functionalities in terms of driving capabilities and performance criteria. Always compare datasheets to ensure compatibility with your specific application.
Features
1. Supply Voltage Range: Operates within a wide supply voltage range.
2. Output Current Capability: Provides strong output currents, enabling fast switching and reduced switching losses.
3. Propagation Delay: Offers low propagation delay for quick response times.
4. Under-Voltage Lockout (UVLO): Includes UVLO protection to prevent operation under insufficient supply voltage conditions.
5. Non-Inverting Inputs: Features non-inverting inputs to simplify interfacing with control signals.
6. High-Speed Performance: Designed for high-frequency operation.
7. Compact Package: Available in a space-efficient package suitable for various applications.
These features make the IR4427S suitable for applications in motor drives, power supply units, and other systems requiring efficient MOSFET or IGBT driving capabilities.
Pinout
1. VCC (Pin 1): Supply voltage for the IC.
2. IN1 (Pin 2): Input signal for the first driver channel; controls the output of OUT1.
3. IN2 (Pin 3): Input signal for the second driver channel; controls the output of OUT2.
4. COM (Pin 4): Common ground reference for both the input and output logic.
5. OUT2 (Pin 5): Output of the second driver channel; connects to the gate of the second MOSFET.
6. OUT1 (Pin 6): Output of the first driver channel; connects to the gate of the first MOSFET.
7. NC (Pin 7): Not connected.
8. VCC (Pin 8): Another pin for the supply voltage, often connected internally to Pin 1.
The IR4427S is designed to provide fast switching, low output impedance, and high current drive capability, making it suitable for efficient MOSFET switching applications.
Manufacturer
Application
1. Motor Control: It is used in driving motors in various applications such as electric vehicles, industrial automation, and consumer electronics.
2. Power Supply Units: The IC is employed in switch-mode power supplies (SMPS) for efficient power conversion.
3. Lighting Systems: It can be used in LED drivers and other lighting control systems.
4. Inverters: Suitable for applications in solar inverters and uninterruptible power supplies (UPS).
5. Home Appliances: It is used in the control circuits of household appliances for efficient energy management.
The IR4427S is valued for its efficiency, robustness, and ability to handle high frequencies.
Package
Frequently Asked Questions
Q: What is the maximum operating voltage for the IR4427S?
A: The supply voltage range is 6V to 20V, making it suitable for standard low-side gate drive applications.
Q: Can the IR4427S drive both IGBT and MOSFET gates?
A: Yes, it is designed to drive N-channel IGBTs and MOSFETs with a peak source current of 2.3A and sink of 3.3A.
Q: What is the typical rise and fall time of the gate driver?
A: The typical rise time is 15ns and fall time is 10ns, enabling fast switching performance.
Q: Is the output inverting or non-inverting for this driver?
A: The input type is non-inverting, so the output follows the input logic state directly.
Q: What is the logic threshold voltage for the input pins?
A: The logic low (VIL) is 0.8V and logic high (VIH) is 2.7V, compatible with 3.3V and 5V logic.
Q: What is the operating temperature range of the IR4427S?
A: It operates from -40°C to 150°C (junction temperature), suitable for harsh industrial environments.
Q: How many independent gate drive channels does it provide?
A: It provides two independent, non-inverting low-side drivers in a single 8-SOIC package.
Q: Is this component still in production?
A: The part status is marked as Obsolete, so it may not be available for new designs.
