IR2104PBF

Product Overview

Category: Integrated Circuit (IC)

Use: The IR2104PBF is a high voltage, high-speed power MOSFET and IGBT driver IC. It is specifically designed to drive both the high-side and low-side power switches in half-bridge and full-bridge configurations.

Characteristics: - High voltage capability - Fast switching speed - Low propagation delay - Wide operating temperature range - Compact package size

Package: The IR2104PBF is available in a compact 8-pin DIP (Dual In-line Package) or SOIC (Small Outline Integrated Circuit) package.

Essence: This IC serves as a crucial component in power electronics applications, providing efficient and reliable control of power switches.

Packaging/Quantity: The IR2104PBF is typically sold in reels or tubes, with each reel/tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: 10V - 20V
• Output Current: ±210mA
• Operating Temperature Range: -40°C to +125°C
• Maximum Propagation Delay: 200ns
• Maximum Rise/Fall Time: 50ns
• Maximum Duty Cycle: 50%
• Input Logic Levels: CMOS/TTL compatible

Pin Configuration

The IR2104PBF features an 8-pin package with the following pin configuration:

1. VB (Bootstrap Supply Voltage)
2. HO (High-Side Gate Output)
3. VS (High-Side Floating Supply Voltage)
4. COM (Common)
5. LO (Low-Side Gate Output)
6. GND (Ground)
7. SD (Shutdown Input)
8. IN (Logic Input)

Functional Features

• High-Side and Low-Side Driver: The IR2104PBF can drive both the high-side and low-side power switches, enabling efficient control of power electronics circuits.
• Bootstrap Supply Voltage: The VB pin provides the bootstrap supply voltage required for driving the high-side switch.
• Shutdown Input: The SD pin allows for a shutdown or enable function, providing additional control over the driver IC.
• Logic Input Compatibility: The IN pin is compatible with CMOS and TTL logic levels, making it easy to interface with various microcontrollers and digital circuits.

Advantages and Disadvantages

Advantages: - High voltage capability enables use in a wide range of applications - Fast switching speed improves overall system efficiency - Compact package size allows for space-saving designs - Wide operating temperature range ensures reliable performance in harsh environments

Disadvantages: - Limited maximum duty cycle of 50% may restrict certain applications - Propagation delay of 200ns may not be suitable for ultra-high-speed applications

Working Principles

The IR2104PBF operates by receiving logic input signals at the IN pin. Based on these input signals, it generates the necessary gate drive signals for the high-side and low-side power switches. The bootstrap supply voltage provided at the VB pin ensures proper operation of the high-side switch. The IC's internal circuitry ensures fast switching speeds and minimal propagation delay, resulting in efficient power control.

Application Field Plans

The IR2104PBF finds extensive use in various power electronics applications, including: 1. Motor drives 2. Switch-mode power supplies 3. Inverters 4. Uninterruptible Power Supplies (UPS) 5. Solar inverters 6. LED lighting systems

Alternative Models

For those seeking alternative options, the following ICs can be considered: 1. IR2110PBF 2. IRS2104PBF 3. HIP4081AIPZ 4. TC4420CPA

These alternative models offer similar functionalities and can be used as substitutes for the IR2104PBF in many applications.

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