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UC3638N from UNITRODE

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15.625ms

UC3638N

Manufacturer: UNITRODE

Advanced PWM Motor Controller

Partnumber Manufacturer Quantity Availability
UC3638N UNITRODE 6 In Stock

Description and Introduction

Advanced PWM Motor Controller The UC3638N is a motor controller IC manufactured by UNITRODE.  

**Specifications:**  
- **Type:** Brushless DC Motor Controller  
- **Operating Voltage Range:** 10V to 30V  
- **Output Current:** Up to 1A (peak)  
- **PWM Frequency:** Adjustable  
- **Package:** 16-Pin DIP (Dual In-line Package)  
- **Operating Temperature Range:** -40°C to +85°C  

**Descriptions and Features:**  
- Designed for three-phase brushless DC motor control.  
- Includes commutation logic for 120° or 180° sensor-based motor control.  
- Features adjustable PWM current limiting.  
- Built-in error detection for overcurrent and undervoltage conditions.  
- Supports Hall-effect sensor inputs for rotor position sensing.  
- Includes a tachometer output for speed feedback.  
- Suitable for industrial and automotive motor control applications.  

(Note: Specifications may vary; always refer to the official datasheet for precise details.)

Partnumber Manufacturer Quantity Availability
UC3638N TI 82 In Stock

Description and Introduction

Advanced PWM Motor Controller The UC3638N is a motor controller 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)  
- **Part Number:** UC3638N  
- **Type:** Brushless DC Motor Controller  
- **Operating Voltage Range:** 10V to 30V  
- **Output Current:** Up to 500mA (sink/source)  
- **Frequency Range:** Adjustable via external components  
- **Package Type:** PDIP (Plastic Dual In-line Package)  
- **Pin Count:** 16  

### **Descriptions:**  
The UC3638N is a versatile brushless DC motor controller designed for precise speed and direction control. It integrates PWM (Pulse Width Modulation) generation, commutation logic, and protection features, making it suitable for various motor control applications.  

### **Features:**  
- **PWM Control:** Adjustable duty cycle for speed regulation.  
- **Hall Sensor Inputs:** Supports three-phase motor commutation using Hall-effect sensors.  
- **Direction Control:** Forward/reverse operation capability.  
- **Current Limiting:** Built-in protection against overcurrent conditions.  
- **Thermal Shutdown:** Prevents damage due to excessive heat.  
- **Adjustable Oscillator:** External resistor/capacitor for setting switching frequency.  
- **Open-Collector Outputs:** Compatible with external power drivers.  

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

Partnumber Manufacturer Quantity Availability
UC3638N TU 30 In Stock

Description and Introduction

Advanced PWM Motor Controller The UC3638N is a motor controller IC manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Manufacturer:** Texas Instruments (TI)  
- **Type:** Brushless DC Motor Controller  
- **Package:** PDIP-16 (Plastic Dual In-line Package)  
- **Operating Voltage:** 10V to 30V  
- **Output Current:** Up to 1A (peak)  
- **Frequency Range:** Adjustable via external components  
- **PWM Control:** Yes  
- **Protection Features:** Overcurrent and thermal shutdown  

### **Descriptions & Features:**  
- Designed for brushless DC motor control applications.  
- Includes a PWM oscillator, error amplifier, and drive circuitry.  
- Supports sensorless or Hall-effect sensor-based commutation.  
- Adjustable commutation timing and dead-time control.  
- Suitable for servo systems, industrial automation, and robotics.  

For detailed datasheets, refer to Texas Instruments' official documentation.

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