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B69812N2457B111

Microwave Ceramics and Modules

Partnumber Manufacturer Quantity Availability
B69812N2457B111 12000 In Stock

Description and Introduction

Microwave Ceramics and Modules The part number **B69812N2457B111** is a **PTC thermistor** manufactured by **EPCOS (TDK)**.  

### **Manufacturer Specifications:**  
- **Type:** PTC (Positive Temperature Coefficient) Thermistor  
- **Manufacturer:** EPCOS (TDK)  
- **Resistance at 25°C (R25):** 47 Ω ± 20%  
- **Max. Voltage (Vmax):** 30 V DC  
- **Max. Current (Imax):** 0.7 A  
- **Trip Current (Itrip):** 0.3 A  
- **Trip Temperature (Ttrip):** 125°C  
- **Holding Current (Ihold):** 0.15 A  
- **Time to Trip (ttrip):** < 2 s at 0.5 A  
- **Package Type:** Radial leaded (disk type)  
- **Operating Temperature Range:** -40°C to +125°C  

This thermistor is commonly used for **overcurrent protection, resettable fuses, and temperature sensing** in electronic circuits.  

For detailed datasheets or further technical information, refer to the official **EPCOS (TDK)** documentation.

Partnumber Manufacturer Quantity Availability
B69812N2457B111 EPCOS 12000 In Stock

Description and Introduction

Microwave Ceramics and Modules The part **B69812N2457B111** is manufactured by **EPCOS (now part of TDK)**. Here are its specifications:

- **Type**: NTC Thermistor (Negative Temperature Coefficient)
- **Resistance at 25°C**: 4.7 kΩ
- **Tolerance**: ±1%
- **B-Value (25/85°C)**: 4111 K
- **Operating Temperature Range**: -40°C to +125°C
- **Maximum Power Dissipation**: 150 mW
- **Thermal Time Constant**: ≤ 7 s (in still air)
- **Lead Material**: Tin-plated copper
- **Package**: Radial leaded, epoxy-coated
- **Applications**: Temperature sensing and compensation in automotive, industrial, and consumer electronics.

This information is based on the EPCOS/TDK datasheet for the **B69812N2457B111** NTC thermistor.

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