IRFL4310TRPBF Infineon MOSFET (N-Channel) (SOT223 (3-Pin)) In Stock
Infineon IRFL4310TRPBF is a single N-channel power MOSFET rated at 100 V drain-source breakdown voltage and 1.6 A maximum drain current with 0.2 Ω on-resistance in a SOT-223 3-pin package. Suitable for high-reliability switching and load management. RoHS-compliant and available in tape-and-reel with worldwide shipping.
- Manufacturer
- Infineon
- Package
- SOT223 (3-Pin)
- Pin Count
- 4
- Lifecycle
- ACTIVE
- Datasheet
- IRFL4310TRPBF Datasheet PDF
- Category
- MOSFET (N-Channel)
- Price
- From $0.1611(MOQ 1)
- Temp Range
- -55.0°C to 150.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 100 V drain-source breakdown voltage with 1.6 A continuous drain current enables versatile medium-voltage switching applications
- 0.2 Ω maximum drain-source on-resistance (RDS(on)) delivers low conduction loss for efficient power management circuits
- SOT-223 package with drain-connected tab provides enhanced thermal dissipation in a compact, high-reliability SMT footprint
Applications
The IRFL4310TRPBF is used in DC motor control, load switching, and power management circuits operating up to 100 V where low RDS(on) of 0.2 Ω and 1.6 A current handling are key requirements. Its SOT-223 package with the drain tab connected to the exposed pad aids heat spreading in compact PCB layouts without large heatsinks. Industrial automation, battery management, and portable power tools benefit from this device's high-reliability rating and lead-free construction.
Specifications
| YTEOL | 7 |
| Additional Feature | HIGH RELIABILITY |
| Case Connection | DRAIN |
| Configuration | SINGLE WITH BUILT-IN DIODE |
| DS Breakdown Voltage-Min | 100V |
| Drain Current-Max (ID) | 1.6A |
| Drain-source On Resistance-Max | 0.2Ω |
| FET Technology | METAL-OXIDE SEMICONDUCTOR |
| JEDEC-95 Code | TO-261AA |
| JESD-30 Code | R-PSSO-G3 |
| JESD-609 Code | e3 |
| Number of Elements | 1 |
| Operating Mode | ENHANCEMENT MODE |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Polarity/Channel Type | N-CHANNEL |
| Power Dissipation-Max (Abs) | 1W |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Transistor Application | SWITCHING |
| Transistor Element Material | SILICON |
| Package | SOT223 (3-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| Country of Origin | Mainland China |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What are the key voltage and current ratings of IRFL4310TRPBF for switching circuit design?
The IRFL4310TRPBF is rated for a minimum 100 V drain-source breakdown voltage and a maximum 1.6 A continuous drain current. With a maximum RDS(on) of 0.2 Ω, conduction losses at full load are approximately 0.51 W, making it efficient for low-to-medium power switching applications in industrial and consumer electronics.
How does the SOT-223 package help thermal management for IRFL4310TRPBF in high-current designs?
The SOT-223 package features a large exposed metal tab directly connected to the drain, which transfers heat from the die to the PCB copper pour. This reduces junction-to-ambient thermal resistance compared to SOT-23 alternatives, allowing the IRFL4310TRPBF to sustain 1.6 A operation over industrial temperature ranges without an external heatsink in typical 30°C to 85°C ambient conditions.
When is IRFL4310TRPBF preferable over a higher-current MOSFET in a load switch design?
The IRFL4310TRPBF is preferable when load current stays below 1.6 A and blocking voltage up to 100 V is needed, particularly in space-constrained designs where the SOT-223 footprint saves PCB area versus TO-252 or D2PAK packages. Its 0.2 Ω on-resistance minimizes quiescent power loss, making it an efficient choice for always-on load switches in battery-powered systems with 12 V or 24 V rails.
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About Infineon
Infineon is a leading electronic component manufacturer. FindMyChip sources Infineon ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.5700 | $0.57 |
| 25+ | $0.2100 | $5.25 |
| 100+ | $0.1943 | $19.43 |
| 250+ | $0.1680 | $42.00 |
| 10000+ | $0.1636 | $1636.10 |
| 20000+ | $0.1611 | $3221.60 |
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