IRS2153DSPBF

Product Overview

Category: Integrated Circuit (IC)

Use: The IRS2153DSPBF is a high-performance half-bridge driver IC designed for use in power electronics applications. It provides the necessary control signals to drive both high-side and low-side MOSFETs or IGBTs in half-bridge or full-bridge configurations.

Characteristics: - High voltage level shifting capability - Integrated bootstrap diode for high-side gate drive - Programmable dead time for optimized switching performance - Protection features such as undervoltage lockout (UVLO) and thermal shutdown - Wide operating voltage range - Low quiescent current consumption

Package: The IRS2153DSPBF is available in a small outline package (SOP) with 16 pins.

Essence: This IC serves as a crucial component in power electronic systems, enabling efficient and reliable control of high-power devices such as motors, inverters, and switch-mode power supplies.

Packaging/Quantity: The IRS2153DSPBF is typically sold in reels or tubes, with a quantity of 2500 units per reel.

Specifications

• Supply Voltage Range: 10V to 20V
• Output Current: ±200mA
• Operating Temperature Range: -40°C to +125°C
• Dead Time Range: 50ns to 1.5μs
• UVLO Threshold: 8.3V (typical)
• Thermal Shutdown Temperature: 150°C (typical)

Pin Configuration

The IRS2153DSPBF features 16 pins, each serving a specific function. The pin configuration is as follows:

1. VCC: Power supply voltage input
2. VB: Bootstrap supply voltage input
3. HO: High-side gate drive output
4. LO: Low-side gate drive output
5. VSS: Ground reference
6. SD: Shutdown input
7. RT: Dead time programming resistor
8. CT: Oscillator timing capacitor
9. OSC: Oscillator output
10. FB: Feedback input
11. COMP: Error amplifier output
12. SS: Soft-start capacitor
13. CS: Current sense input
14. VS: Sense voltage input
15. VREF: Reference voltage output
16. NC: No connection

Functional Features

• High voltage level shifting: The IRS2153DSPBF can handle high-side gate drive voltages, enabling efficient control of power devices.
• Integrated bootstrap diode: Simplifies the design by eliminating the need for an external diode in the high-side gate drive circuit.
• Programmable dead time: Allows optimization of switching performance and prevents shoot-through current in half-bridge or full-bridge configurations.
• Protection features: The IC incorporates undervoltage lockout (UVLO) and thermal shutdown to safeguard against abnormal operating conditions.
• Wide operating voltage range: Can operate within a wide supply voltage range, providing flexibility in various applications.
• Low quiescent current consumption: Minimizes power dissipation and enhances energy efficiency.

Advantages and Disadvantages

Advantages: - High-performance driver IC suitable for demanding power electronics applications. - Integrated bootstrap diode simplifies circuit design. - Programmable dead time allows for optimized switching performance. - Protection features enhance system reliability. - Wide operating voltage range provides flexibility. - Low quiescent current consumption improves energy efficiency.

Disadvantages: - Limited output current capability may restrict usage in high-power applications. - Requires careful consideration of thermal management due to the potential for heat generation.

Working Principles

The IRS2153DSPBF operates based on a combination of internal oscillator circuitry, level-shifting techniques, and gate drive control. It generates the necessary control signals to drive high-side and low-side power devices in a half-bridge or full-bridge configuration. The integrated bootstrap diode simplifies the high-side gate drive circuitry, while programmable dead time prevents shoot-through current during switching transitions.

Detailed Application Field Plans

The IRS2153DSPBF finds applications in various fields, including:

1. Motor Control: It can be used in motor drives for precise control of speed and torque in industrial automation, robotics, and electric vehicles.
2. Inverters: The IC enables efficient conversion of DC power to AC power in applications such as solar inverters, UPS systems, and electric vehicle charging stations.
3. Switch-Mode Power Supplies (SMPS): It is suitable for driving power MOSFETs or IGBTs in SMPS designs, ensuring efficient power conversion with minimal losses.
4. Lighting Systems: The IC can be employed in LED drivers and ballasts for controlling the brightness and dimming functionality of lighting systems.

Detailed and Complete Alternative Models

1. IRS21844S: A similar half-bridge driver IC with additional protection features and higher output current capability.