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TDA1085CD from MOT,Motorola

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TDA1085CD

Manufacturer: MOT, MOTOROLA

UNIVERSAL MOTOR SPEED CONTROLLER

Partnumber Manufacturer Quantity Availability
TDA1085CD MOT, MOTOROLA 559 In Stock

Description and Introduction

UNIVERSAL MOTOR SPEED CONTROLLER The TDA1085CD is a phase control IC manufactured by Motorola. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** MotorOLA  
- **Package Type:** DIP (Dual In-line Package)  
- **Function:** Phase Control IC  
- **Operating Voltage:** Typically 12V to 18V  
- **Output Current:** Capable of driving external triacs or thyristors  
- **Frequency Range:** Designed for mains frequency (50/60Hz) applications  

### **Descriptions:**  
The TDA1085CD is a phase-angle control integrated circuit used in AC motor speed control applications. It provides precise phase control for regulating power to inductive or resistive loads, commonly used in appliances like washing machines, drills, and fans.  

### **Features:**  
- **Zero-Crossing Detection:** Ensures smooth switching of AC loads.  
- **Soft Start Function:** Gradually increases motor speed to reduce mechanical stress.  
- **Speed Feedback Input:** Supports closed-loop control for stable motor operation.  
- **Adjustable Speed Control:** Allows external potentiometer or voltage control.  
- **Internal Ramp Generator:** Provides linear control of the firing angle.  
- **Overvoltage Protection:** Helps safeguard connected components.  

This information is based on Motorola's documentation for the TDA1085CD.

Application Scenarios & Design Considerations

UNIVERSAL MOTOR SPEED CONTROLLER

Alternative Part Number

  • KA7515 --: Motor speed controller IC with similar function to the TDA1085C, commonly used as a direct substitute in washing machine and motor control applications.
  • U2010B --: Phase control and motor speed regulator IC offering comparable functionality for AC motor control circuits.
  • TCA785 --: Phase control IC suitable for motor speed regulation, widely available and functionally similar for triac-based motor drive designs.
  • TDA1085C --: Same base device produced by an alternate manufacturer, electrically compatible with the Motorola TDA1085CD for motor speed control applications.

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