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UCC3806Q from TEXASINSTRUM

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UCC3806Q

Manufacturer: TEXASINSTRUM

Low Power, Dual Output, Current Mode PWM Controller

Partnumber Manufacturer Quantity Availability
UCC3806Q TEXASINSTRUM 589 In Stock

Description and Introduction

Low Power, Dual Output, Current Mode PWM Controller The UCC3806Q is a high-performance current-mode PWM controller manufactured by Texas Instruments. Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Texas Instruments  
- **Type:** Current-Mode PWM Controller  
- **Topology:** Flyback, Forward, Boost, Buck  
- **Operating Frequency:** Up to 1MHz  
- **Supply Voltage (VCC):** 10V to 18V (recommended)  
- **Maximum Duty Cycle:** 50% (adjustable)  
- **Output Drive Current:** 1A (peak)  
- **Start-Up Current:** 150µA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOIC-8  

### **Descriptions:**  
The UCC3806Q is a high-speed, low-power current-mode PWM controller designed for offline and DC-DC power supplies. It features precise duty cycle control, cycle-by-cycle current limiting, and undervoltage lockout (UVLO) for robust operation.  

### **Features:**  
- **Current-Mode Control:** Enhances loop response and simplifies compensation.  
- **Low Start-Up Current:** Enables efficient power-up sequences.  
- **Adjustable Oscillator Frequency:** Allows flexible design configurations.  
- **Undervoltage Lockout (UVLO):** Ensures proper operation within voltage limits.  
- **Soft-Start Capability:** Reduces inrush current during startup.  
- **Cycle-by-Cycle Current Limiting:** Protects against overload conditions.  
- **50% Maximum Duty Cycle:** Suitable for push-pull and half-bridge applications.  

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

Partnumber Manufacturer Quantity Availability
UCC3806Q UNITRODE 200 In Stock

Description and Introduction

Low Power, Dual Output, Current Mode PWM Controller The UCC3806Q is a high-performance current-mode PWM controller manufactured by UNITRODE.  

### **Specifications:**  
- **Input Voltage Range:** Up to 30V  
- **Operating Frequency:** Adjustable up to 1MHz  
- **Output Drive Current:** 1A peak  
- **Duty Cycle Range:** 0% to 100%  
- **Start-Up Current:** Typically 100µA  
- **UVLO (Undervoltage Lockout):** 8.4V (on) / 7.6V (off)  
- **Package:** SOIC-16  

### **Descriptions:**  
The UCC3806Q is designed for high-efficiency power supply applications, providing precise control in current-mode switching power supplies. It integrates features such as cycle-by-cycle current limiting, soft-start, and synchronization capability.  

### **Features:**  
- **Current-Mode Control:** Improves loop response and simplifies compensation.  
- **Programmable Soft-Start:** Reduces inrush current at startup.  
- **Synchronization Capability:** Allows external clock synchronization.  
- **Low Start-Up Current:** Enables efficient standby operation.  
- **High-Current Totem Pole Output:** Directly drives power MOSFETs.  
- **Protection Features:** Includes undervoltage lockout (UVLO) and overcurrent protection.  

This information is based on UNITRODE's official documentation for the UCC3806Q.

Partnumber Manufacturer Quantity Availability
UCC3806Q TI 16 In Stock

Description and Introduction

Low Power, Dual Output, Current Mode PWM Controller The UCC3806Q is a high-performance current-mode 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)  
- **Type:** Current-Mode PWM Controller  
- **Topology:** Supports flyback, forward, and boost converters  
- **Operating Frequency:** Up to 1 MHz  
- **Input Voltage Range (VCC):** 8.5V to 16V (start-up), 7.6V (UVLO turn-off)  
- **Output Drive Current:** ±1.5A peak  
- **Duty Cycle Range:** 0% to 100%  
- **Propagation Delay:** 50 ns typical  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOIC-8 (D)  

### **Descriptions:**  
The UCC3806Q is a high-speed, low-power current-mode PWM controller optimized for offline and DC-DC power supplies. It provides precise duty cycle control with fast transient response, making it suitable for high-frequency switching applications.  

### **Features:**  
- **Current-Mode Control:** Enhances loop response and simplifies compensation.  
- **High-Speed Operation:** Supports switching frequencies up to 1 MHz.  
- **Low Start-Up Current:** Typically 150 µA, reducing power consumption during start-up.  
- **Under-Voltage Lockout (UVLO):** Ensures proper operation within the specified voltage range.  
- **Programmable Soft-Start:** Reduces inrush current during start-up.  
- **Cycle-by-Cycle Current Limiting:** Protects against overloads.  
- **Internal Leading-Edge Blanking:** Improves noise immunity in current sensing.  
- **Synchronous Capability:** Allows synchronization to an external clock.  

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

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