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LH1540AAB from SEM

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LH1540AAB

Manufacturer: SEM

1 Form A Solid State Relay

Partnumber Manufacturer Quantity Availability
LH1540AAB SEM 410 In Stock

Description and Introduction

1 Form A Solid State Relay The part **LH1540AAB** is manufactured by **SEM**.  

### **Specifications:**  
- **Type:** Solid State Relay (SSR)  
- **Output Type:** Phototriac  
- **Output Current:** 120mA  
- **Output Voltage:** 600V  
- **Input Current:** 5-15mA  
- **Input Voltage:** 1.2V (Forward)  
- **Isolation Voltage:** 5300Vrms  
- **Package:** DIP-6  

### **Descriptions & Features:**  
- **High Isolation Voltage:** Provides up to 5300Vrms for safe operation in high-voltage applications.  
- **Phototriac Output:** Ensures reliable switching for AC loads.  
- **Low Input Control Current:** Operates efficiently with minimal input power.  
- **Compact DIP-6 Package:** Suitable for PCB mounting in space-constrained designs.  
- **Applications:** Used in industrial controls, home appliances, and automation systems requiring solid-state switching.  

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

Application Scenarios & Design Considerations

1 Form A Solid State Relay
Partnumber Manufacturer Quantity Availability
LH1540AAB SIEMENS 1100 In Stock

Description and Introduction

1 Form A Solid State Relay **Part Number:** LH1540AAB  
**Manufacturer:** SIEMENS  

### **Specifications:**  
- **Type:** Solid State Relay (SSR)  
- **Configuration:** SPST-NO (Single Pole Single Throw - Normally Open)  
- **Load Voltage:** Up to 350V AC  
- **Load Current:** 1.5A  
- **Control Voltage:** 3-32V DC  
- **Isolation Voltage:** 5300V RMS  
- **Switching Time:** <1ms  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Type:** DIP (Dual In-line Package)  

### **Descriptions:**  
The LH1540AAB is a high-performance solid-state relay designed for switching AC loads. It provides reliable isolation between the control and load circuits, making it suitable for industrial and automation applications.  

### **Features:**  
- Optically isolated for enhanced safety  
- Zero-crossing switching for reduced EMI  
- Low power consumption  
- High reliability with no moving parts  
- Compact DIP package for easy PCB mounting  
- RoHS compliant  

This relay is commonly used in applications such as industrial control systems, HVAC, and lighting controls.

Application Scenarios & Design Considerations

1 Form A Solid State Relay
Partnumber Manufacturer Quantity Availability
LH1540AAB INFINEON 20 In Stock

Description and Introduction

1 Form A Solid State Relay The part **LH1540AAB** is manufactured by **Infineon Technologies**.  

### **Specifications:**  
- **Type:** Optocoupler (Solid-State Relay)  
- **Input Type:** LED  
- **Output Type:** Photovoltaic  
- **Isolation Voltage:** 5300 Vrms  
- **Output Voltage:** 400 V (Max)  
- **Output Current:** 1.2 mA (Max)  
- **Switching Time (Turn-On):** 0.5 ms (Typical)  
- **Switching Time (Turn-Off):** 0.5 ms (Typical)  
- **Operating Temperature Range:** -40°C to +100°C  
- **Package:** DIP-6  

### **Descriptions:**  
- The LH1540AAB is a high-voltage, optically isolated solid-state relay (SSR) designed for switching applications.  
- It provides galvanic isolation between input and output using an infrared LED and photovoltaic output.  
- Suitable for industrial, medical, and telecom applications requiring high isolation and reliability.  

### **Features:**  
- **High Isolation Voltage (5300 Vrms)**  
- **Low Input Current Requirement**  
- **Fast Switching Speed**  
- **Long Lifespan (No Mechanical Wear)**  
- **Compact DIP-6 Package**  
- **RoHS Compliant**  

This information is based on Infineon's official datasheet for the LH1540AAB.

Application Scenarios & Design Considerations

1 Form A Solid State Relay

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