Images are for reference only
IRFB7434PBF
+BOMMOSFET N-CH 40V 195A TO220AB
-
ManufacturerInfineon Technologies
-
Mfr. Part #IRFB7434PBF
-
Datasheet IRFB7434PBF DataSheet
-
Package TO-220-3
-
In Stock7189
365 Days Quality Guarantee
7*24 hours service quarantee
90-day after-sales guarantee
Genuine Product Guarantee
Specifications
| Attribute | Value |
| Package / Case | Tube |
| Series | HEXFET®, StrongIRFET™ |
| Part Status | Active |
| FET Type | N-Channel |
| Technology | MOSFET (Metal Oxide) |
| Drain to Source Voltage (Vdss) | 40 V |
| Current - Continuous Drain(Id) @ 25°C | 195A (Tc) |
| Drive Voltage(Max Rds On Min Rds On) | 6V, 10V |
| Rds On(Max) @ Id Vgs | 1.6mOhm @ 100A, 10V |
| Vgs(th)(Max) @ Id | 3.9V @ 250µA |
| Gate Charge(Qg)(Max) @ Vgs | 324 nC @ 10 V |
| Vgs(Max) | ±20V |
| Input Capacitance(Ciss)(Max) @ Vds | 10820 pF @ 25 V |
| Power Dissipation (Max) | 294W (Tc) |
| Operating Temperature | -55°C ~ 175°C (TJ) |
| Mounting Type | Through Hole |
| Supplier Device Package | TO-220AB |
Overview
Description
- Voltage Rating: 40V
- Current Rating: 195A (pulsed) / 120A (continuous)
- Low On-Resistance (RDS(on)): 1.7mΩ (max at 10V VGS)
- Fast Switching: Optimized for high-frequency operation
- Package: TO-220AB (through-hole)
Ideal for DC-DC converters, motor drives, and power management in automotive, industrial, and consumer electronics. Its low conduction losses and robust thermal performance make it suitable for high-current applications.
For detailed specs, refer to the datasheet on Infineon’s website.
Equivalent
- IRFB7437PBF (similar specs, lower Rds(on))
- IRFB7440PBF (higher current rating)
- AUIRFB7434 (AUTOmotive grade variant)
- STL160N4LF6 (STMicroelectronics alternative)
- IPB160N04S4-03 (Infineon alternative)
Check datasheets for exact compatibility in your application.
Features
- Voltage Rating: 40V
- Current Rating: 195A (continuous)
- Low On-Resistance (RDS(on)): 1.6mΩ (max at VGS=10V)
- Fast Switching: Optimized for high-efficiency power applications
- Gate Charge (Qg): 150nC (typical)
- Avalanche Energy Rated: Robust against inductive spikes
- Package: TO-220AB (through-hole)
- Low Gate Drive: Compatible with 4.5V–10V logic-level signals
Ideal for DC-DC converters, motor drives, and power switching due to its low conduction losses and high current capability.
Pinout
1. Gate (G) – Controls the switching operation.
2. Drain (D) – Connects to the load (high current path).
3. Source (S) – Ground/reference terminal.
Key Features:
- N-channel MOSFET
- VDS: 40V
- ID: 195A (pulsed)
- RDS(on): 1.6mΩ (max at VGS=10V)
- Logic-level gate drive (VGS ≥ 4.5V)
Commonly used in high-current switching applications like motor drives, power supplies, and DC-DC converters.
Manufacturer
The IRFB7434PBF is a N-channel MOSFET designed for high-efficiency power applications, such as motor drives and switching power supplies. Infineon's products are widely used in industrial, automotive, and consumer electronics.
Application
1. Switching Power Supplies – Efficient voltage conversion in DC-DC and AC-DC applications.
2. Motor Control – Drives and controls in automotive, industrial, and robotics systems.
3. Solar Inverters – Converts DC to AC in renewable energy systems.
4. Battery Management – Protects and regulates charge/discharge in Li-ion and other battery packs.
5. LED Lighting – Powers high-efficiency LED drivers.
Its low on-resistance (RDS(on)) and high current handling make it ideal for high-power, high-efficiency applications.
