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SMCJ18A from MICROSEMI

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SMCJ18A

Manufacturer: MICROSEMI

TECHNICAL SPECIFICATIONS OF SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR

Partnumber Manufacturer Quantity Availability
SMCJ18A MICROSEMI 35000 In Stock

Description and Introduction

TECHNICAL SPECIFICATIONS OF SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR The SMCJ18A is a Transient Voltage Suppressor (TVS) diode manufactured by **MICROSEMI**. Here are its specifications, descriptions, and features:  

### **Specifications:**  
- **Peak Pulse Power (PPP):** 1500W (10/1000μs)  
- **Breakdown Voltage (VBR):** 20.0V (min) – 22.2V (max)  
- **Standoff Voltage (VRWM):** 18V  
- **Clamping Voltage (VC):** 29.2V at 16.5A  
- **Maximum Reverse Leakage Current (IR):** 1μA at VRWM  
- **Junction Capacitance (CJ):** 2000pF (typical)  
- **Operating Temperature Range:** -55°C to +150°C  

### **Descriptions:**  
- **Type:** Uni-directional TVS diode  
- **Package:** DO-214AB (SMC)  
- **Application:** Protects sensitive electronics from voltage transients, ESD, and surges  

### **Features:**  
- **High Surge Capability:** Handles large transient currents  
- **Low Clamping Voltage:** Provides effective protection  
- **Fast Response Time:** Reacts quickly to transient events  
- **RoHS Compliant:** Meets environmental standards  

This information is based on MICROSEMI's datasheet for the SMCJ18A TVS diode.

Partnumber Manufacturer Quantity Availability
SMCJ18A CONCORD 35000 In Stock

Description and Introduction

TECHNICAL SPECIFICATIONS OF SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR The SMCJ18A is a transient voltage suppressor (TVS) diode manufactured by CONCORD.  

**Specifications:**  
- **Voltage - Reverse Standoff (Vrwm):** 18V  
- **Voltage - Breakdown (Vbr):** 20V (min)  
- **Voltage - Clamping (Vc):** 29.2V at 10A  
- **Peak Pulse Current (Ipp):** 10A (8/20µs)  
- **Power - Peak Pulse (Ppp):** 600W  
- **Operating Temperature Range:** -55°C to +150°C  
- **Package:** DO-214AB (SMC)  

**Descriptions and Features:**  
- Designed to protect sensitive electronics from voltage transients and surges.  
- Low clamping voltage for effective overvoltage protection.  
- Fast response time to transient events.  
- RoHS compliant.  
- High reliability and robustness for industrial applications.  

For detailed technical information, refer to the manufacturer's datasheet.

Partnumber Manufacturer Quantity Availability
SMCJ18A FAIRCHILD 43000 In Stock

Description and Introduction

TECHNICAL SPECIFICATIONS OF SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR The **SMCJ18A** is a transient voltage suppressor (TVS) diode manufactured by **Fairchild Semiconductor**. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Fairchild Semiconductor  
- **Type:** Transient Voltage Suppressor (TVS) Diode  
- **Package:** DO-214AB (SMC)  
- **Peak Pulse Power:** 1500W (10/1000µs waveform)  
- **Breakdown Voltage (VBR):** 20.1V (min) to 22.2V (max)  
- **Standoff Voltage (VRWM):** 18V  
- **Clamping Voltage (VC):** 29.2V (at IPP = 24.6A)  
- **Peak Pulse Current (IPP):** 24.6A  
- **Operating Temperature Range:** -55°C to +150°C  
- **Polarity:** Unidirectional  

### **Descriptions:**
- Designed to protect sensitive electronics from voltage transients and surges.  
- Provides high surge capability in a compact SMC package.  
- Suitable for applications requiring transient overvoltage protection.  

### **Features:**
- **Low Clamping Voltage** for effective protection.  
- **Fast Response Time** (typically <1ps).  
- **High Surge Current Capability** (24.6A peak pulse current).  
- **RoHS Compliant** (lead-free and environmentally friendly).  
- **Unidirectional Configuration** for protection against positive transients.  

For detailed electrical characteristics and application notes, refer to the official Fairchild Semiconductor datasheet.

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