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IRFIB8N50KPBF-VB Product details

Product introduction:

**IRFIB8N50KPBF-VB MOSFET Product Introduction: **

IRFIB8N50KPBF-VB is a **single N-channel MOSFET** in a **TO220F** package, designed for high voltage and medium current applications. It has a **550V drain-source voltage (VDS)**, **±30V gate-source voltage (VGS)**, and **3V threshold voltage (Vth)**. Its **on-resistance (RDS(ON)) is 260mΩ** (at VGS=10V) and the maximum leakage current is **18A**. This MOSFET uses **Planar technology** and is suitable for high voltage switching applications.

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Product parameter:

VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds2.5 Rds4.5 Rds10 Technology
TO220F Single-N 550V 3V 18A 260mΩ Plannar
VB Package Configuration VCE VGE VGEth(V) VCEsat15V ICE Technology
TO220F Single-N Plannar
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds18 Technology
TO220F Single-N 550V 3V 18A Plannar
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds6 Technology
TO220F Single-N 550V 3V 18A Plannar
VB Package Polarity Vz / VR Pd VF IF IR Cd Type
TO220F Single-N
**Detailed parameter description:**

- **Model:** IRFIB8N50KPBF-VB
- **Package:** TO220F
- **Channel configuration:** Single N-channel
- **Technology:** Planar
- **VDS (drain-source voltage):** 550V
- **VGS (gate-source voltage):** ±30V
- **Vth (threshold voltage):** 3V
- **RDS(ON) (on-resistance):** 260mΩ @ VGS = 10V
- **ID (maximum continuous drain current):** 18A
- **Qg (total gate charge):** 70nC
- **Qgs (gate-source charge):** 30nC
- **Qgd (gate-drain charge):** 40nC
- **Ptot (total power consumption):** 70W
- **Rise time (tr):** 90ns
- **Fall time (tf):** 80ns
- **Operating temperature range:** -55°C to 150°C
- **Ciss (input capacitance):** 1.5nF
- **Coss (output capacitance):** 0.8nF
- **Crss (reverse transfer capacitance):** 0.4nF

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Domain and module applications:

**Application fields and module examples:**

1. **High voltage switching power supply:**
The **550V drain-source voltage** of IRFIB8N50KPBF-VB makes it very suitable for **high voltage switching power supply**. In these applications, it can be used as the main switching element to perform high voltage and high power switching operations. For example, in AC-DC converters and high-voltage DC-DC converters, it can stably handle high voltage loads and improve system efficiency and reliability.

2. **Power management system:**
In **power management systems**, IRFIB8N50KPBF-VB can be used for **control and protection** of high voltage loads. Its high withstand voltage and on-resistance characteristics make it suitable for applications such as power inverters and power conditioning modules, which can effectively manage and protect power systems and ensure stable operation.

3. **Industrial Motor Drives:**
In **Industrial Motor Drive** systems, IRFIB8N50KPBF-VB can be used as a **switching element for high voltage motors**. Its high voltage handling capability and medium current capacity make it suitable for starting, stopping and speed control of high voltage industrial motors, and is widely used in variable frequency drive systems and high power motor control systems.

4. **Welders and Power Amplifiers:**
In **Welders** and **Power Amplifier** applications, IRFIB8N50KPBF-VB’s high withstand voltage capability and medium on-resistance make it suitable for use as a power switching element. It can withstand high voltage welding currents or power amplification signals, providing stable and reliable performance.

5. **Battery Chargers:**
In **Battery Chargers**, IRFIB8N50KPBF-VB can be used to **manage and protect the charging process**. Its high voltage and high power handling capabilities are suitable for high voltage battery chargers, which can effectively control the current flow and voltage conversion during the charging process and improve the charging efficiency.

6. **Lighting control system: **
IRFIB8N50KPBF-VB is suitable for **high voltage lighting control systems**. Its high withstand voltage and stability enable it to be used in high voltage lighting control, such as street lighting and industrial lighting systems, to provide reliable switching control.

Through the above applications, it can be seen that IRFIB8N50KPBF-VB MOSFET has a wide range of application prospects in **high voltage switching power supplies, power management systems, motor drives, welding machines and power amplifiers, battery chargers** and **lighting control systems**. Its **high withstand voltage, moderate on-resistance** and **medium current handling capability** ensure its stability and reliability in various high voltage applications.
* Please note: the above is only an example application scenario, the specific application depends on the requirements and conditions of the system design. When using this device, consult its data sheet for detailed technical specifications and features

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