IRS4427
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Description: The IRS4427 is a dual low-side driver IC designed to control N-channel MOSFETs in high-speed switching applications. It integrates two drivers capable of sourcing and sinking high peak current to drive the gates of power MOSFETs or IGBTs efficiently. The IC is suitable for various applications requiring precise and fast switching operations.
Key Features:
- Dual low-side driver IC
- High peak output current capability
- Drives N-channel MOSFETs or IGBTs
- Logic level input control
- Bootstrap diode integrated for high-side gate drive
- Under-voltage lockout (UVLO) protection
- Over-current protection
- Supply Voltage (V_CC): Up to 20V
- Peak Output Current: Typically 1.5A (per driver)
- Maximum Output Voltage Swing: V_CC - 0.3V
- Operating Temperature Range: -40°C to +125°C
- Package Type: SOIC-8
- Motor control
- Switch mode power supplies (SMPS)
- Class D amplifiers
- LED drivers
- DC-DC converters
Technical Specifications:
- Logic Family: CMOS
- Number of Channels: 3
- Switch Configuration: Single-Pole Double-Throw (SPDT)
- Supply Voltage Range: 3V to 15V
- “ON” Resistance (R_ON): 125Ω typical at V_DD = 10V
- “OFF” Leakage Current (I_OFF): ±100pA typical at V_DD = 10V
- Control Input Voltage (V_IH): 0.7 V_DD min, 0.3 V_DD max
- Maximum Operating Frequency: 40 MHz at V_DD = 10V
Applications:
- Signal routing and switching
- Analog and digital multiplexing
- Audio and video signal processing
- Data acquisition systems
- Test equipment