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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.

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.

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