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UCC29421N from UNITRODE

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UCC29421N

Manufacturer: UNITRODE

Multimode High Frequency PWM Controller

Partnumber Manufacturer Quantity Availability
UCC29421N UNITRODE 50 In Stock

Description and Introduction

Multimode High Frequency PWM Controller The UCC29421N is a power management IC manufactured by UNITRODE. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** UNITRODE  
- **Part Number:** UCC29421N  
- **Type:** Power Management IC  
- **Package:** PDIP (Plastic Dual In-line Package)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Supply Voltage Range:** Typically 4.5V to 5.5V (specific range may vary)  

### **Descriptions:**  
- The UCC29421N is a supervisory circuit designed for power supply monitoring and control.  
- It provides precision voltage monitoring for microprocessor-based systems.  
- Features include a reset generator and watchdog timer functionality.  

### **Features:**  
- **Voltage Monitoring:** Precision monitoring of power supply voltages.  
- **Reset Output:** Generates a reset signal when voltage falls below a threshold.  
- **Watchdog Timer:** Ensures system integrity by monitoring software execution.  
- **Manual Reset Input:** Allows for external reset triggering.  
- **Low Power Consumption:** Optimized for energy-efficient applications.  

For exact electrical characteristics, refer to the official UNITRODE datasheet.

Application Scenarios & Design Considerations

Multimode High Frequency PWM Controller
Partnumber Manufacturer Quantity Availability
UCC29421N TI 1667 In Stock

Description and Introduction

Multimode High Frequency PWM Controller The UCC29421N 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)  
- **Category:** Power Management IC  
- **Type:** Voltage Supervisor  
- **Number of Channels:** 1  
- **Output Type:** Active Low, Open Drain  
- **Supply Voltage (VCC):** 2.7V to 18V  
- **Threshold Voltage Options:** Adjustable or Fixed (depending on variant)  
- **Reset Threshold Accuracy:** ±1.5% (typical)  
- **Reset Timeout Period:** Adjustable via external capacitor  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-Pin PDIP (Plastic DIP)  

### **Descriptions:**
- The UCC29421N is a precision voltage supervisor/monitor designed to monitor power supply voltages in electronic systems.  
- It provides a reset signal to a microprocessor or microcontroller when the supply voltage falls below a preset threshold.  
- The open-drain output allows flexibility in interfacing with different logic levels.  

### **Features:**
- **Precision Voltage Monitoring:** Ensures reliable system reset operation.  
- **Adjustable Reset Timeout:** Configurable via an external capacitor.  
- **Wide Operating Voltage Range:** Supports 2.7V to 18V.  
- **Low Quiescent Current:** Helps minimize power consumption.  
- **Open-Drain Output:** Compatible with multiple logic levels.  
- **Industrial Temperature Range:** Suitable for harsh environments.  

For exact threshold values and application-specific details, refer to the official TI datasheet.

Application Scenarios & Design Considerations

Multimode High Frequency PWM Controller

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