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UC3178QP from UNITRODE

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UC3178QP

Manufacturer: UNITRODE

Full Bridge Power Amplifier

Partnumber Manufacturer Quantity Availability
UC3178QP UNITRODE 38 In Stock

Description and Introduction

Full Bridge Power Amplifier The UC3178QP is a high-performance, fixed-frequency current-mode PWM controller manufactured by UNITRODE. Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** Up to 40V  
- **Output Drive Current:** ±2A (peak)  
- **Switching Frequency:** Up to 500kHz  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-pin DIP (Dual Inline Package)  

### **Descriptions:**  
- Designed for high-efficiency DC-DC power supply applications.  
- Features current-mode control for improved transient response and loop stability.  
- Includes built-in protections such as undervoltage lockout (UVLO) and cycle-by-cycle current limiting.  

### **Features:**  
- **Current-Mode PWM Control:** Enhances noise immunity and simplifies feedback loop compensation.  
- **Programmable Soft-Start:** Reduces inrush current during startup.  
- **Precision Reference Voltage:** 5.1V ±1% for accurate regulation.  
- **Synchronization Capability:** Allows external clock synchronization.  
- **Under-Voltage Lockout (UVLO):** Ensures proper operation within voltage limits.  
- **High-Current Totem-Pole Output:** Supports efficient MOSFET driving.  

The UC3178QP is commonly used in switch-mode power supplies (SMPS), inverters, and other power conversion systems requiring robust and precise control.

Application Scenarios & Design Considerations

Full Bridge Power Amplifier
Partnumber Manufacturer Quantity Availability
UC3178QP UC 153 In Stock

Description and Introduction

Full Bridge Power Amplifier Here are the factual details about part **UC3178QP** from Ic-phoenix technical data files:  

### **Manufacturer:**  
- **Texas Instruments (TI)**  

### **UC3178QP Specifications:**  
- **Type:** High-Speed, High-Current MOSFET/IGBT Gate Driver  
- **Output Current:** Up to 4A peak  
- **Supply Voltage Range:** 10V to 20V  
- **Propagation Delay:** Typically 30ns  
- **Rise/Fall Time:** Typically 15ns (with 1nF load)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Pin DIP (Plastic)  

### **Descriptions & Features:**  
- Designed for driving power MOSFETs and IGBTs in high-frequency applications.  
- Provides high peak output current for fast switching.  
- Low propagation delay ensures precise timing control.  
- Under-voltage lockout (UVLO) protection for both high-side and low-side drivers.  
- TTL/CMOS compatible input logic.  
- Cross-conduction prevention with built-in dead-time control.  
- Suitable for motor drives, switch-mode power supplies (SMPS), and inverters.  

This information is based on the available technical documentation for **UC3178QP**. For exact performance characteristics, refer to the official datasheet from Texas Instruments.

Application Scenarios & Design Considerations

Full Bridge Power Amplifier
Partnumber Manufacturer Quantity Availability
UC3178QP TI 967 In Stock

Description and Introduction

Full Bridge Power Amplifier **UC3178QP Manufacturer: Texas Instruments (TI)**  

### **Specifications:**  
- **Category:** Voltage Regulator  
- **Type:** Switching Regulator  
- **Input Voltage Range:** 4.5V to 40V  
- **Output Voltage Range:** Adjustable (1.2V to 37V)  
- **Output Current:** Up to 1.5A  
- **Switching Frequency:** 100kHz  
- **Efficiency:** Up to 85%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220 (5-Pin)  

### **Descriptions:**  
The UC3178QP is a high-performance switching regulator IC designed for step-down (buck) applications. It provides a stable and adjustable output voltage with high efficiency, making it suitable for power supply designs in industrial, automotive, and consumer electronics.  

### **Features:**  
- Adjustable output voltage  
- Overcurrent protection  
- Thermal shutdown protection  
- Low standby current  
- Internal soft-start function  
- Wide input voltage range  
- TO-220 package for easy heat dissipation  

This information is based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Full Bridge Power Amplifier

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