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UC3834J from UC

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UC3834J

Manufacturer: UC

High Efficiency Linear Regulator

Partnumber Manufacturer Quantity Availability
UC3834J UC 300 In Stock

Description and Introduction

High Efficiency Linear Regulator The UC3834J is a high-performance PWM controller manufactured by Texas Instruments. Below are the factual details about the part:

### **Manufacturer:**  
Texas Instruments  

### **Specifications:**  
- **Type:** PWM Controller  
- **Topology:** Voltage Mode  
- **Operating Frequency:** Up to 1MHz  
- **Input Voltage Range:** 4.5V to 40V  
- **Output Drive Current:** ±2A (Peak)  
- **Duty Cycle Range:** 0% to 100%  
- **Error Amplifier Bandwidth:** 5MHz  
- **Reference Voltage:** 5.1V (±1%)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Pin DIP (Dual In-Line Package)  

### **Descriptions and Features:**  
- Designed for high-efficiency power supply applications.  
- Includes an onboard 5.1V precision reference.  
- Features a high-speed error amplifier for fast transient response.  
- Provides soft-start capability to reduce inrush current.  
- Supports voltage-mode control with adjustable slope compensation.  
- Includes under-voltage lockout (UVLO) protection.  
- Suitable for DC-DC converters, inverters, and power management systems.  

This information is based on the official datasheet from Texas Instruments.

Partnumber Manufacturer Quantity Availability
UC3834J TI 46 In Stock

Description and Introduction

High Efficiency Linear Regulator The UC3834J is a high-performance PWM controller manufactured by Texas Instruments (TI). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Texas Instruments (TI)  
- **Part Number:** UC3834J  
- **Type:** PWM Controller  
- **Topology:** Supports various configurations (e.g., flyback, forward, push-pull)  
- **Operating Frequency:** Adjustable (exact range not specified in Ic-phoenix technical data files)  
- **Input Voltage Range:** Typically used with industrial and power supply applications (exact range not specified)  
- **Output Drive:** High-current totem-pole output for driving power MOSFETs  
- **Duty Cycle Range:** Adjustable (exact range not specified)  
- **Package:** 16-pin DIP (Dual In-line Package)  

### **Descriptions:**  
The UC3834J is a pulse-width modulation (PWM) controller designed for high-efficiency power supply applications. It provides precise control over switching power converters, ensuring stable voltage regulation. The device is commonly used in DC-DC converters, inverters, and offline power supplies.  

### **Features:**  
- **Programmable Oscillator:** Allows frequency adjustment for different applications.  
- **Soft-Start Capability:** Reduces inrush current during startup.  
- **Error Amplifier:** Provides feedback loop stability.  
- **Current Limiting:** Protects against overcurrent conditions.  
- **Undervoltage Lockout (UVLO):** Ensures proper operation within voltage limits.  
- **High-Current Output Drive:** Capable of directly driving power MOSFETs.  
- **Wide Operating Temperature Range:** Suitable for industrial environments.  

For exact electrical characteristics and detailed application notes, refer to the official Texas Instruments datasheet.

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