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J503 from SI

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15.625ms

J503

Manufacturer: SI

Current regulator diode

Partnumber Manufacturer Quantity Availability
J503 SI 2 In Stock

Description and Introduction

Current regulator diode The part J503 is a JFET (Junction Field-Effect Transistor) manufactured by SI (Siliconix or Vishay Siliconix). Below are the specifications, descriptions, and features based on available knowledge:  

### **Manufacturer:**  
- **SI (Siliconix or Vishay Siliconix)**  

### **Specifications:**  
- **Type:** N-Channel JFET  
- **Maximum Drain-Source Voltage (Vds):** 40V  
- **Maximum Gate-Source Voltage (Vgs):** 40V  
- **Maximum Drain Current (Id):** 10mA  
- **Power Dissipation (Pd):** 350mW  
- **Gate-Source Cutoff Voltage (Vgs(off)):** -0.3V to -3V  
- **Input Capacitance (Ciss):** ~5pF  
- **Output Capacitance (Coss):** ~3pF  
- **Reverse Transfer Capacitance (Crss):** ~1.5pF  

### **Description:**  
- The J503 is a small-signal N-channel JFET designed for low-noise amplification, switching, and impedance matching applications.  
- It is commonly used in audio circuits, RF applications, and high-impedance sensor interfaces.  

### **Features:**  
- Low noise performance  
- High input impedance  
- Suitable for small-signal amplification  
- Compact TO-92 package  

This information is based on standard datasheet specifications from the manufacturer. For exact details, refer to the official datasheet.

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