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SMAJ78A from ON,ON Semiconductor

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SMAJ78A

Manufacturer: ON

SURFACE MOUNT UNIDIRECTIONAL AND BIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSORS

Partnumber Manufacturer Quantity Availability
SMAJ78A ON 5000 In Stock

Description and Introduction

SURFACE MOUNT UNIDIRECTIONAL AND BIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSORS The SMAJ78A is a transient voltage suppressor (TVS) diode manufactured by ON Semiconductor.  

### **Specifications:**  
- **Voltage - Reverse Standoff (VRWM):** 78V  
- **Voltage - Breakdown (VBR):** 86.7V (Min)  
- **Voltage - Clamping (VC):** 125V at 10A  
- **Peak Pulse Current (IPP):** 10A (8/20µs)  
- **Power - Peak Pulse (PPP):** 400W  
- **Operating Temperature Range:** -55°C to +150°C  
- **Package:** DO-214AC (SMA)  

### **Descriptions:**  
- Designed to protect sensitive electronics from voltage transients and surges.  
- Low clamping voltage for effective protection.  
- Fast response time to transient events.  

### **Features:**  
- High surge capability.  
- Low incremental surge resistance.  
- RoHS compliant.  
- Lead-free and halogen-free options available.  

For detailed electrical characteristics, refer to the official datasheet from ON Semiconductor.

Application Scenarios & Design Considerations

SURFACE MOUNT UNIDIRECTIONAL AND BIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSORS
Partnumber Manufacturer Quantity Availability
SMAJ78A FAIRCHILD 43000 In Stock

Description and Introduction

SURFACE MOUNT UNIDIRECTIONAL AND BIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSORS The **SMAJ78A** is a transient voltage suppressor (TVS) diode manufactured by **Fairchild Semiconductor**. Here are its specifications, descriptions, and features:

### **Specifications:**
- **Voltage - Reverse Standoff (V₃₀):** 78V  
- **Voltage - Breakdown (Min):** 86.7V  
- **Voltage - Clamping (Max) @ Ipp:** 125V  
- **Current - Peak Pulse (10/1000µs):** 15.3A  
- **Power - Peak Pulse:** 1500W  
- **Operating Temperature:** -55°C to +150°C  
- **Package / Case:** DO-214AC (SMA)  

### **Descriptions:**
- Designed to protect sensitive electronics from high-voltage transients.  
- Provides bidirectional protection (avalanche breakdown).  
- Low clamping voltage for effective surge suppression.  

### **Features:**
- **High Surge Capability:** Handles large transient currents.  
- **Fast Response Time:** Reacts quickly to overvoltage events.  
- **RoHS Compliant:** Meets environmental standards.  
- **Low Leakage Current:** Minimizes power loss in normal operation.  

This diode is commonly used in **power supplies, communication systems, and automotive applications** for ESD and surge protection.  

(Note: Always refer to the official datasheet for precise details.)

Application Scenarios & Design Considerations

SURFACE MOUNT UNIDIRECTIONAL AND BIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSORS
Partnumber Manufacturer Quantity Availability
SMAJ78A MICROSEMI 35000 In Stock

Description and Introduction

SURFACE MOUNT UNIDIRECTIONAL AND BIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSORS The **SMAJ78A** is a **78V** unidirectional **Transient Voltage Suppressor (TVS) Diode** manufactured by **Microsemi**.  

### **Specifications:**  
- **Voltage - Reverse Standoff (V_RWM):** 78V  
- **Voltage - Breakdown (V_BR):** 86.7V (Min)  
- **Voltage - Clamping (V_C) @ I_PP:** 125V (Max) @ 10A  
- **Peak Pulse Current (I_PP):** 10A (8/20μs)  
- **Power - Peak Pulse (P_PP):** 400W  
- **Operating Temperature Range:** -55°C to +150°C  
- **Package / Case:** DO-214AC (SMA)  

### **Descriptions and Features:**  
- **Unidirectional TVS Diode** for surge protection in electronic circuits.  
- Designed to **protect sensitive components** from **transient voltage spikes** (ESD, lightning, inductive switching).  
- **Low clamping voltage** for effective overvoltage protection.  
- **Fast response time** (typically <1ps).  
- **RoHS compliant** and **halogen-free**.  
- Suitable for **automotive, industrial, and telecom applications**.  

For detailed electrical characteristics, refer to the **Microsemi datasheet**.

Application Scenarios & Design Considerations

SURFACE MOUNT UNIDIRECTIONAL AND BIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSORS
Partnumber Manufacturer Quantity Availability
SMAJ78A VISHAY 1800 In Stock

Description and Introduction

SURFACE MOUNT UNIDIRECTIONAL AND BIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSORS The **SMAJ78A** is a **78V unidirectional TVS diode** manufactured by **Vishay**.  

### **Specifications:**  
- **Voltage - Reverse Standoff (V_RWM):** 78V  
- **Voltage - Breakdown (V_BR):** 86.7V (Min)  
- **Voltage - Clamping (V_CL):** 125V (Max) at 10A  
- **Peak Pulse Current (I_PP):** 10A (8/20µs)  
- **Power - Peak Pulse (P_PP):** 1000W  
- **Operating Temperature Range:** -55°C to +150°C  
- **Package:** **DO-214AC (SMA)**  

### **Descriptions & Features:**  
- **Unidirectional TVS Diode** for transient voltage suppression.  
- Designed to protect sensitive electronics from **ESD, lightning, and other voltage transients**.  
- **Low clamping voltage** for effective overvoltage protection.  
- **Fast response time** (typically <1ps).  
- **RoHS compliant** and halogen-free.  
- **AEC-Q101 qualified** for automotive applications.  

This diode is commonly used in **power supplies, communication systems, and automotive circuits** for surge protection.

Application Scenarios & Design Considerations

SURFACE MOUNT UNIDIRECTIONAL AND BIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSORS
Partnumber Manufacturer Quantity Availability
SMAJ78A CONCORD 35000 In Stock

Description and Introduction

SURFACE MOUNT UNIDIRECTIONAL AND BIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSORS The SMAJ78A is a transient voltage suppressor (TVS) diode manufactured by CONCORD. Below are its specifications, descriptions, and features:  

### **Specifications:**  
- **Peak Pulse Power (PPP):** 400W (8/20μs waveform)  
- **Breakdown Voltage (VBR):** 87.1V (min) to 96.4V (max)  
- **Standoff Voltage (VRWM):** 78V  
- **Clamping Voltage (VC):** 125V at 1A  
- **Maximum Reverse Leakage Current (IR):** 1μA at VRWM  
- **Operating Temperature Range:** -55°C to +150°C  
- **Package:** DO-214AC (SMA)  

### **Descriptions:**  
- Designed to protect sensitive electronics from voltage transients and surges.  
- Bi-directional TVS diode for both positive and negative voltage spikes.  
- RoHS compliant and halogen-free.  

### **Features:**  
- Fast response time (typically <1ns).  
- Low clamping voltage for effective transient suppression.  
- High surge capability.  
- Meets IEC 61000-4-2 (ESD), IEC 61000-4-4 (EFT), and IEC 61000-4-5 (Surge) standards.  

This information is based on CONCORD's datasheet for the SMAJ78A.

Application Scenarios & Design Considerations

SURFACE MOUNT UNIDIRECTIONAL AND BIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSORS

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