) : Rated around under nominal load when evaluated under MOSFET-equivalent architectures.
You’ve probably scrolled past a thousand datasheets. PDFs with tiny fonts, cryptic electrical tables, and the same tired warning sections. But every now and then, one of them holds a secret that separates a smoking crater from a shipping product.
: Internal parallel recovery diode implemented to suppress inductive voltage transients. 2. Pinout Configuration & Internal Architecture
) : Up to 600V (matching the high-voltage threshold of the FTD01N) Continuous Drain Current ( IDcap I sub cap D Ftd02p Datasheet
VGS(th)cap V sub cap G cap S open paren t h close paren end-sub
| | Details | Source(s) | | :--- | :--- | :--- | | Manufacturer | Sanken Electric Co., Ltd. | | | Type | P-Channel IGBT (Insulated Gate Bipolar Transistor) | | | Package / Case | TO-220F-5 or TO-220F-5H | | | Mounting Type | Through Hole | | | Polarity | PNP | | | Complimentary Pair | FTD01N (N-Channel) | | | RoHS Status | ROHS3 Compliant | | | Part Status | Active | | | Primary Applications | Motor Drivers, H-Bridge Circuits, Switching Power Supplies | |
(a 5-pin, full-mould plastic package designed for thermal management and electrical insulation). Voltage Rating: ) : Rated around under nominal load when
It is highly recommended to replace both FTD01N and FTD02P together, as a matched set, for consistent circuit performance.
By respecting the , adhering to the 50ns recovery time for high-frequency designs, and watching the 100°C/W thermal resistance , you ensure a robust design whether you are repairing a 1990s switching power supply or building a custom flyback driver.
: Essential for models like the L800, L805, T50, P50, and R290 . It works alongside driver ICs (like the E09A7218A) to manage the electrical pulses that fire the printhead. But every now and then, one of them
At first glance, it looks like a routine P-channel MOSFET. 20V, low Rds(on), SOT-23 package. Nothing to write home about. But buried on page 4 of its datasheet—in a footnote so small you’d need a microscope—lives a single sentence that caught a veteran hardware engineer completely off guard:
Integrated parallel diode for back-EMF protection from inductive motor loads. 🛠️ Common Applications
Always replace both the FTD02P and the FTD01N simultaneously. If one fails, the other is likely stressed and will cause the new part to blow immediately.
Blown mainboard circuit fuses (often accompanying transistor failure).
Examples: FDD6637, IRF9540, Si2301, AO3401A.