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KST2222A from FAIRCHILD,Fairchild Semiconductor

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KST2222A

Manufacturer: FAIRCHILD

NPN Epitaxial Silicon Transistor

Partnumber Manufacturer Quantity Availability
KST2222A FAIRCHILD 200 In Stock

Description and Introduction

NPN Epitaxial Silicon Transistor **Part Number:** KST2222A  
**Manufacturer:** FAIRCHILD  

### **Specifications:**  
- **Type:** NPN Bipolar Junction Transistor (BJT)  
- **Collector-Emitter Voltage (Vceo):** 40V  
- **Collector-Base Voltage (Vcbo):** 60V  
- **Emitter-Base Voltage (Vebo):** 6V  
- **Continuous Collector Current (Ic):** 600mA  
- **Total Power Dissipation (Pd):** 625mW  
- **DC Current Gain (hFE):** 100 - 300 (at Ic = 10mA, Vce = 1V)  
- **Transition Frequency (fT):** 250MHz  
- **Operating Temperature Range:** -55°C to +150°C  

### **Descriptions & Features:**  
- General-purpose NPN transistor for amplification and switching applications.  
- High current gain and low saturation voltage.  
- Suitable for low-power applications in consumer electronics, signal amplification, and driver circuits.  
- Available in TO-92 package.  
- Pb-free and RoHS compliant.  

(Note: Always verify datasheet details for exact application conditions.)

Application Scenarios & Design Considerations

NPN Epitaxial Silicon Transistor
Partnumber Manufacturer Quantity Availability
KST2222A SAMSUNG 3000 In Stock

Description and Introduction

NPN Epitaxial Silicon Transistor Here is the factual information about part **KST2222A** from the manufacturer **SAMSUNG**:

### **Specifications:**  
- **Manufacturer:** Samsung  
- **Part Number:** KST2222A  
- **Type:** Transistor (BJT - Bipolar Junction Transistor)  
- **Polarity:** NPN  
- **Maximum Collector-Base Voltage (V_CB):** 60V  
- **Maximum Collector-Emitter Voltage (V_CE):** 60V  
- **Maximum Emitter-Base Voltage (V_EB):** 5V  
- **Maximum Collector Current (I_C):** 600mA  
- **Power Dissipation (P_D):** 625mW  
- **Transition Frequency (f_T):** 250MHz  
- **DC Current Gain (h_FE):** 100 - 300 (varies by operating conditions)  
- **Package Type:** TO-92  

### **Descriptions:**  
The **KST2222A** is a general-purpose NPN bipolar junction transistor (BJT) designed for amplification and switching applications. It is commonly used in low-power circuits, signal amplification, and as a switching device in electronic designs.  

### **Features:**  
- High current gain (h_FE) for efficient amplification  
- Low saturation voltage for improved switching performance  
- Suitable for high-speed switching applications  
- Compact TO-92 package for easy PCB mounting  
- Reliable performance in a wide range of electronic circuits  

This information is based solely on the manufacturer's specifications for the **KST2222A** transistor.

Application Scenarios & Design Considerations

NPN Epitaxial Silicon Transistor
Partnumber Manufacturer Quantity Availability
KST2222A KEC 161554 In Stock

Description and Introduction

NPN Epitaxial Silicon Transistor The part **KST2222A** is manufactured by **KEC (Korea Electronics Company)**.  

### **Specifications:**  
- **Type:** NPN Bipolar Junction Transistor (BJT)  
- **Package:** SOT-23  
- **Collector-Emitter Voltage (Vceo):** 40V  
- **Collector-Base Voltage (Vcbo):** 75V  
- **Emitter-Base Voltage (Vebo):** 6V  
- **Collector Current (Ic):** 600mA  
- **Power Dissipation (Pd):** 225mW  
- **DC Current Gain (hFE):** 100-300 (at Ic=10mA, Vce=1V)  
- **Transition Frequency (ft):** 250MHz  
- **Operating Temperature Range:** -55°C to +150°C  

### **Descriptions and Features:**  
- **General-purpose NPN transistor** suitable for amplification and switching applications.  
- **Low saturation voltage** for efficient switching.  
- **High current gain (hFE)** for improved signal amplification.  
- **Compact SOT-23 package** for space-constrained designs.  
- **Widely used** in consumer electronics, audio amplifiers, and driver circuits.  

This information is based on the manufacturer's datasheet for the **KST2222A** transistor.

Application Scenarios & Design Considerations

NPN Epitaxial Silicon Transistor

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