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SS543AT from HONEYWELL

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SS543AT

Manufacturer: HONEYWELL

Surface Mount Sensors

Partnumber Manufacturer Quantity Availability
SS543AT HONEYWELL 4000 In Stock

Description and Introduction

Surface Mount Sensors The part **SS543AT** is manufactured by **Honeywell**. Below are the factual details from Ic-phoenix technical data files:  

### **Specifications:**  
- **Type:** Solid-state relay (SSR)  
- **Input Voltage:** 4–32 VDC  
- **Output Voltage:** Up to 280 VAC  
- **Output Current:** 3 A  
- **Switching Type:** Zero-cross  
- **Isolation Voltage:** 4000 VAC  
- **Mounting Type:** Through-hole  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
- The **SS543AT** is a **zero-crossing solid-state relay** designed for AC load switching.  
- It provides **high electrical isolation** between the control circuit and the load.  
- Suitable for applications requiring **low-power control of AC loads**.  

### **Features:**  
- **Zero-crossing switching** reduces inrush current and electrical noise.  
- **Long lifespan** with no moving parts.  
- **Optically isolated** for improved safety.  
- **Compact design** for space-constrained applications.  

For exact technical details, always refer to the official **Honeywell datasheet**.

Application Scenarios & Design Considerations

Surface Mount Sensors
Partnumber Manufacturer Quantity Availability
SS543AT 75 In Stock

Description and Introduction

Surface Mount Sensors The **SS543AT** is a **Hall-effect sensor** manufactured by **Honeywell**. Below are its specifications, descriptions, and features based on Ic-phoenix technical data files:  

### **Specifications:**  
- **Operating Voltage:** 3.8 V to 24 V  
- **Output Type:** Open-collector (sinking)  
- **Output Current (max):** 20 mA  
- **Operating Temperature Range:** -40°C to +150°C  
- **Magnetic Sensitivity:** Typically operates at **±75 G** (Gauss)  
- **Switching Frequency:** Up to **25 kHz**  
- **Package Type:** **SOT-89** (3-pin surface-mount package)  

### **Descriptions:**  
- The **SS543AT** is a **bipolar latching Hall-effect sensor**, meaning it responds to both **North and South** magnetic poles.  
- It is designed for **high-temperature environments**, making it suitable for automotive and industrial applications.  
- The sensor provides a **digital output** that switches in response to changes in magnetic field polarity.  

### **Features:**  
- **Latching (Bipolar) Operation:** Requires alternating magnetic polarities to switch states.  
- **Reverse Polarity Protection:** Can withstand reverse voltage up to **-24 V**.  
- **High Sensitivity:** Low magnetic field requirement for switching.  
- **Robust Construction:** Designed for harsh environments, including automotive under-hood applications.  
- **Solid-State Reliability:** No moving parts, ensuring long-term durability.  

This sensor is commonly used in **speed sensing, position detection, and rotary encoding applications**.  

Let me know if you need further details.

Application Scenarios & Design Considerations

Surface Mount Sensors

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