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Z0409NF 1AA2 from ST,ST,ST Microelectronics

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Z0409NF 1AA2

Manufacturer: ST,ST, STM

4A TRIACS

Partnumber Manufacturer Quantity Availability
Z0409NF 1AA2,Z0409NF1AA2 ST,ST, STM 20000 In Stock

Description and Introduction

4A TRIACS Here is the factual information about the part **Z0409NF 1AA2** from the manufacturer **STM (STMicroelectronics)**:

### **Specifications:**
- **Part Number:** Z0409NF 1AA2  
- **Manufacturer:** STMicroelectronics (STM)  
- **Type:** TRIAC (Thyristor)  
- **Package:** TO-202 (Modified TO-92)  
- **Voltage - Off State (VDRM):** 600V  
- **Current - On State (IT(RMS)):** 4A  
- **Gate Trigger Current (IGT):** 5mA  
- **Hold Current (IH):** 5mA  
- **Critical Rate of Rise of Off-State Voltage (dv/dt):** 50V/µs  
- **Operating Temperature Range:** -40°C to +125°C  

### **Description:**
The **Z0409NF 1AA2** is a **4A, 600V TRIAC** designed for general-purpose AC switching applications. It is suitable for controlling resistive or inductive loads in appliances, lighting, and motor control circuits. The device features **high noise immunity** and **low gate trigger current**, making it reliable for various switching applications.

### **Features:**
- **600V blocking voltage**  
- **4A RMS on-state current**  
- **Low gate trigger current (5mA max)**  
- **High commutation (dv/dt) capability**  
- **Isolated tab for simplified mounting**  
- **TO-202 (Modified TO-92) package**  
- **Suitable for AC switching in home appliances and industrial controls**  

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

Application Scenarios & Design Considerations

4A TRIACS

Alternative Part Number

  • BT169D --: Sensitive-gate SCR in a TO-92 package with similar 400V/0.8A ratings, suitable for low-power switching applications.
  • C106MG --: Widely available 400V/4A sensitive-gate SCR in TO-92, offering higher current margin and similar gate characteristics.
  • 2N5064 --: Classic 200V/0.8A sensitive-gate SCR in TO-92, a common drop-in style alternative for low-current thyristor circuits.
  • BT169D,112 --: Sensitive-gate SCR in a TO-92 package with similar 400V/0.8A ratings, suitable for low-power switching applications.
  • MCR100-6G --: Widely available 400V/0.8A sensitive-gate SCR in TO-92, a common drop-in for small signal SCR circuits.

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