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ZNBG3111Q20 from ZETEX

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ZNBG3111Q20

Manufacturer: ZETEX

FET BIAS CONTROLLER WITH POLARISATION SWITCH AND TONE DETECTION

Partnumber Manufacturer Quantity Availability
ZNBG3111Q20 ZETEX 52928 In Stock

Description and Introduction

FET BIAS CONTROLLER WITH POLARISATION SWITCH AND TONE DETECTION Part Number: **ZNBG3111Q20**  
Manufacturer: **ZETEX** (now part of **Diodes Incorporated**)  

### **Specifications:**  
- **Type**: NPN Bipolar Junction Transistor (BJT)  
- **Package**: SOT-23 (3-pin)  
- **Collector-Base Voltage (V_CBO)**: 12V  
- **Collector-Emitter Voltage (V_CEO)**: 12V  
- **Emitter-Base Voltage (V_EBO)**: 5V  
- **Collector Current (I_C)**: 100mA  
- **Power Dissipation (P_D)**: 250mW  
- **DC Current Gain (h_FE)**: 100 (min) at 2V, 10mA  
- **Transition Frequency (f_T)**: 250MHz (typical)  
- **Operating Temperature Range**: -55°C to +150°C  

### **Descriptions and Features:**  
- Designed for **high-speed switching** and **amplification** applications.  
- **Low saturation voltage** for efficient performance in switching circuits.  
- **High current gain** (h_FE) for improved signal amplification.  
- Suitable for **portable electronics, RF circuits, and general-purpose amplification**.  
- **Pb-free and RoHS compliant**.  

For detailed datasheet information, refer to the manufacturer’s documentation.

Application Scenarios & Design Considerations

FET BIAS CONTROLLER WITH POLARISATION SWITCH AND TONE DETECTION
Partnumber Manufacturer Quantity Availability
ZNBG3111Q20 ZTX 50000 In Stock

Description and Introduction

FET BIAS CONTROLLER WITH POLARISATION SWITCH AND TONE DETECTION The part **ZNBG3111Q20** is manufactured by **ZTX**. Below are the specifications, descriptions, and features based on the available knowledge:  

### **Specifications:**  
- **Type:** NPN Bipolar Junction Transistor (BJT)  
- **Package:** SOT-23 (Surface Mount)  
- **Collector-Base Voltage (VCBO):** 20V  
- **Collector-Emitter Voltage (VCEO):** 12V  
- **Emitter-Base Voltage (VEBO):** 5V  
- **Collector Current (IC):** 500mA  
- **Power Dissipation (Pd):** 350mW  
- **DC Current Gain (hFE):** 100 (minimum)  
- **Transition Frequency (fT):** 250MHz (typical)  

### **Description:**  
The **ZNBG3111Q20** is a high-performance NPN transistor designed for general-purpose amplification and switching applications. It is optimized for low-voltage, high-speed operation, making it suitable for RF and signal processing circuits.  

### **Features:**  
- High current gain (hFE)  
- Low saturation voltage  
- Fast switching speed  
- Suitable for surface-mount applications (SOT-23 package)  
- RoHS compliant  

For detailed electrical characteristics, refer to the official **ZTX datasheet**.

Application Scenarios & Design Considerations

FET BIAS CONTROLLER WITH POLARISATION SWITCH AND TONE DETECTION

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