IR2137Q

Product Overview

Category: Integrated Circuit (IC)

Use: The IR2137Q is a high-voltage, high-speed power MOSFET and IGBT driver IC. It is designed to drive both the high-side and low-side switches in half-bridge and full-bridge configurations.

Characteristics: - High voltage capability - Fast switching speed - Low power consumption - Compact package size - Robust protection features

Package: The IR2137Q is available in a compact 16-pin DIP (Dual Inline Package) or SOIC (Small Outline Integrated Circuit) package.

Essence: The essence of the IR2137Q lies in its ability to provide efficient and reliable control of power MOSFETs and IGBTs in various applications.

Packaging/Quantity: The IR2137Q is typically sold in reels or tubes containing multiple units, with each reel or tube containing a specific quantity of ICs.

Specifications

• Supply Voltage: 10V - 20V
• Output Current: ±200mA
• Operating Temperature Range: -40°C to +125°C
• Maximum Power Dissipation: 1.5W
• Input Logic Compatibility: CMOS/TTL

Pin Configuration

The IR2137Q features a 16-pin configuration with the following pin assignments:

1. VCC - Positive supply voltage
2. VB - Bootstrap supply voltage for high-side gate driver
3. HO - High-side gate driver output
4. LO - Low-side gate driver output
5. VS - High-side floating supply return
6. COM - Common connection for bootstrap capacitor and high-side gate driver
7. LIN - Logic input for low-side gate driver
8. GND - Ground reference
9. SD - Shutdown input
10. VSS - Negative supply voltage
11. VREF - Reference voltage output
12. CT - External timing capacitor connection
13. RT - External timing resistor connection
14. HO - High-side gate driver output
15. LO - Low-side gate driver output
16. VB - Bootstrap supply voltage for high-side gate driver

Functional Features

• High-voltage level shifting capability
• Integrated bootstrap diode for high-side gate driver
• Under-voltage lockout protection
• Over-current protection
• Thermal shutdown protection
• Adjustable dead-time control
• Fault status indication

Advantages and Disadvantages

Advantages: - High voltage capability allows for driving power MOSFETs and IGBTs in various applications - Fast switching speed enables efficient power conversion - Compact package size facilitates easy integration into circuit designs - Robust protection features enhance system reliability

Disadvantages: - Limited output current may restrict usage in certain high-power applications - Requires external timing components for optimal operation

Working Principles

The IR2137Q operates by receiving logic input signals and generating corresponding gate drive signals to control the switching of power MOSFETs and IGBTs. It utilizes a bootstrap circuit to provide the necessary high-side gate drive voltage.

Detailed Application Field Plans

The IR2137Q is commonly used in the following application fields:

1. Motor control systems
2. Switch-mode power supplies
3. Inverters and converters
4. Uninterruptible Power Supplies (UPS)
5. Industrial automation equipment

Alternative Models

For alternative options, the following ICs can be considered: - IR2104 - IR2110 - IR2184 - IRS2106

These models offer similar functionality and are compatible with various power MOSFET and IGBT configurations.

In conclusion, the IR2137Q is a versatile IC designed for efficient and reliable control of power MOSFETs and IGBTs in a wide range of applications. Its high voltage capability, fast switching speed, and robust protection features make it a popular choice among engineers in the field of power electronics.

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