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UCC27423DR
+Lista de MateriaisIC GATE DRVR LOW-SIDE 8SOIC
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FabricanteTexas Instruments
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Peça do Fabricante #UCC27423DR
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Ficha Técnica UCC27423DR DataSheet
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Especificações
| Atributo | Valor |
| Part Status | Active |
| Digi Key Programmable | Not Verified |
| Driven Configuration | Low-Side |
| Channel Type | Independent |
| Number of Drivers | 2 |
| Gate Type | MOSFET (N-Channel, P-Channel) |
| Voltage - Supply | 4V ~ 15V |
| Logic Voltage - VIL, VIH | 1V, 2V |
| Current - Peak Output (Source, Sink) | 4A, 4A |
| Input Type | Inverting |
| Rise / Fall Time (Typ) | 20ns, 15ns |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Base Product Number | UCC27423 |
Visão Geral
Description
Key features include independent output control for each channel, allowing for both high-side and low-side driving configurations. The UCC27423DR also includes built-in shoot-through protection, ensuring safe operation by preventing simultaneous conduction of the high-side and low-side devices.
Additionally, the driver provides a low output impedance, which improves drive strength and reduces delays. Its compact SOIC-8 package facilitates easy integration into circuit designs. Overall, the UCC27423DR is ideal for applications requiring fast, reliable gate driving in power conversion and motor control systems.
Equivalent
Features
1. High Drive Current: Capable of sourcing and sinking up to 4A, ensuring rapid switching of power devices.
2. Fast Switching Speed: Provides a propagation delay of less than 30 ns and rise/fall times of approximately 10 ns, enhancing overall system efficiency.
3. Wide Supply Voltage Range: Operates from 4.5V to 12V, accommodating various application requirements.
4. TTL/CMOS Compatibility: Input levels compatible with standard TTL and CMOS logic, simplifying interfacing with microcontrollers.
5. Built-in Shoot-through Protection: Prevents simultaneous conduction of high-side and low-side devices, improving reliability.
6. Thermal Shutdown: Integrated thermal protection for enhanced safety and longevity.
7. Small Package Size: Available in a compact HTQFP-16 package, optimizing PCB space.
These features make the UCC27423DR suitable for high-performance applications requiring efficient gate driving.
Pinout
Here are the pin functions:
1. VDD (Pin 1) - Supply voltage for the driver.
2. GND (Pin 2) - Ground reference.
3. IN (Pin 3) - Input signal for the driver; determines output state.
4. OUT (Pin 4) - Output to the gate of the MOSFET/IGBT, providing the necessary drive.
5. COM (Pin 5) - Common connection for gate drive return.
6. VD (Pin 6) - Bootstrap or high-side driver voltage.
7. UVLO (Pin 7) - Under-voltage lockout pin; sets the threshold for enabling/disabling.
8. RT (Pin 8) - Timing resistor connection for setting the turn-on and turn-off delays.
This driver is designed for high-speed switching applications and helps improve efficiency and performance in power management systems.
Manufacturer
Application
1. Power Conversion: Used in DC-DC converters and power supplies for efficient switching.
2. Motor Drives: Facilitates control in brushless DC motors and industrial motor applications.
3. Inverters: Supports solar inverters and uninterruptible power supplies (UPS).
4. Class D Audio Amplifiers: Enhances performance in audio amplification circuits.
5. LED Drivers: Drives high-power LEDs for lighting applications.
Its fast switching capabilities and low output impedance make it suitable for high-frequency applications and energy-efficient designs.