IR2112 High and Low Side Driver

Product Overview

The IR2112 High and Low Side Driver IC is a high-speed, high-voltage gate driver designed to control N-channel MOSFETs and IGBTs in half-bridge and full-bridge configurations. With independent high-side and low-side outputs, it enables efficient switching in motor control, power inverters, and SMPS applications. Featuring floating channel operation, under-voltage lockout, and fast switching speeds, the IR2112 ensures reliable performance and robust protection in demanding environments.

Key Features:

• High and Low Side Driver – Controls both high-side and low-side MOSFETs/IGBTs.
• 600V Floating Channel – Allows operation with high-voltage applications.
• Independent Control Inputs – Separate logic inputs for high-side and low-side switching.
• Under-Voltage Lockout (UVLO) – Protects against low supply voltage conditions.
• Fast Switching Times – Enhances efficiency in high-speed applications.
• CMOS & LSTTL Compatible Inputs – Works with standard logic circuits.
• Bootstrap Circuit Support – Enables high-side operation with a simple external capacitor.
• Compact & Durable Package – Available in DIP-14 and SOIC-14 packages for easy integration.

Technical Specifications:

• Model: IR2112
• High-Side Floating Voltage: 600V max
• Low-Side Supply Voltage (VCC): 10V – 20V
• Logic Input Voltage: 3.3V – 15V
• Output Current (Peak): 2A
• Turn-On Propagation Delay: 120ns (typical)
• Turn-Off Propagation Delay: 94ns (typical)
• Bootstrap Voltage: 600V max
• Operating Temperature: -40°C to 150°C
• Package Type: DIP-14 / SOIC-14

Applications:

• Motor Control – Drives MOSFETs/IGBTs in BLDC and AC motor applications.
• Power Inverters – Used in DC-AC inverters for solar power and UPS systems.
• Switching Power Supplies (SMPS) – Enhances efficiency in power conversion.
• Half-Bridge & Full-Bridge Circuits – Ideal for high-power switching applications.
• Industrial Automation – Provides reliable control in automated systems.

Why Choose the IR2112?

With high-voltage capability, fast switching speeds, and robust protection features, the IR2112 Gate Driver IC is a versatile and efficient choice for engineers designing high-performance power control applications.