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UCC3946 from TI,Texas Instruments

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UCC3946

Manufacturer: TI

Microprocessor Supervisor with Watchdog Timer

Partnumber Manufacturer Quantity Availability
UCC3946 TI 5 In Stock

Description and Introduction

Microprocessor Supervisor with Watchdog Timer The UCC3946 is a power management IC manufactured by Texas Instruments (TI). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Texas Instruments (TI)  
- **Type:** Power Management IC  
- **Function:** Multi-mode PWM controller  
- **Input Voltage Range:** Typically 2.7V to 5.5V  
- **Switching Frequency:** Adjustable (exact range depends on configuration)  
- **Operating Temperature Range:** Typically -40°C to +85°C  
- **Package Options:** May include SOIC, TSSOP, or other surface-mount packages  

### **Descriptions:**  
The UCC3946 is a versatile PWM controller designed for power supply applications. It supports multiple operating modes, including voltage-mode and current-mode control, making it suitable for DC-DC converters and other power management systems.  

### **Features:**  
- **Multi-mode operation** (voltage-mode and current-mode PWM control)  
- **Low power consumption** for efficiency  
- **Adjustable switching frequency** for design flexibility  
- **Wide input voltage range** (2.7V to 5.5V)  
- **Integrated error amplifier** for feedback control  
- **Soft-start capability** to reduce inrush current  
- **Undervoltage lockout (UVLO)** protection  

For exact datasheet details, refer to Texas Instruments' official documentation.

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