FAIRCHILD INDUSTRIAL PROD 16212J Hydraulics Pneumatics

( Brand: Fairchild Industrial Prod ), ( Manufacturer Part Number: 16212J ), ( Part Type: Hydraulic Pneumatic )

Review FAIRCHILD INDUSTRIAL PROD Used

The Fairchild Semiconductor **16212J** is a high-performance, monolithic, dual-channel, low-side power MOSFET driver designed for demanding automotive and industrial applications where precise control, efficiency, and reliability are paramount. Engineered with Fairchild s advanced silicon carbide (SiC) and complementary metal-oxide-semiconductor (CMOS) technology, this driver delivers exceptional switching performance while maintaining robust protection features to ensure longevity and fault tolerance in harsh environments. The device operates with a single 5V logic-level input, making it highly compatible with modern microcontroller outputs, and features a high-side and low-side output configuration that allows for complementary drive signals, ideal for half-bridge configurations in motor drives, inverter circuits, and battery management systems. With a maximum continuous output current of 2A per channel, the 16212J efficiently drives external N-channel MOSFETs or IGBTs, enabling fast switching speeds (up to 100kHz) with minimal propagation delay, which is critical for high-frequency applications like electric vehicle (EV) traction inverters, solar power converters, and industrial motor controls. Its integrated protection mechanisms include overcurrent detection, thermal shutdown, and undervoltage lockout (UVLO), ensuring safe operation even under transient faults or thermal stress. The device is housed in a compact **SOIC-8W (Wide-body) package**, which optimizes board space while maintaining excellent thermal dissipation, and is fully compliant with AEC-Q100 Grade 1 standards, making it suitable for automotive applications under stringent reliability requirements. Whether used in high-efficiency power conversion systems, regenerative braking circuits, or precision motor control, the Fairchild 16212J combines robustness, efficiency, and ease of integration to meet the challenges of modern power electronics.

### Pros and Cons of buying a Fairchild Semiconductor 16212J (MOSFET)

The Fairchild 16212J is a 1200V, 12A N-channel MOSFET commonly used in high-voltage applications such as switch-mode power supplies, motor drives, and inverter circuits. Below is a detailed analysis of its advantages and disadvantages.

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#### **Pros**

1. **High Voltage Rating (1200V)**

- Suitable for high-voltage applications where components must withstand significant voltage spikes or operating voltages. This makes it ideal for industrial and automotive power systems.

2. **Low On-Resistance (Rds(on))**

- The 16212J has a relatively low on-resistance (typically around 1.2 ohms at Vgs 10V), which reduces conduction losses and improves efficiency in switching applications.

3. **Rugged Construction**

- Fairchild MOSFETs are generally known for their robustness, including features like avalanche energy ratings and reinforced gate oxide, which protect against transient voltage spikes and ESD (electrostatic discharge).

4. **Wide Availability and Cost-Effectiveness**

- As a legacy part, the 16212J is widely available in the secondary market, often at competitive prices. This makes it a cost-effective choice for projects where newer alternatives may be more expensive or harder to source.

5. **Compatibility with Common Gate Drivers**

- Works well with standard gate driver ICs (e.g., IR2110, UC3843) and logic-level or high-side drivers, making it versatile for various circuit designs.

6. **Thermal Performance**

- The TO-220 package (common for this part) provides good thermal dissipation, though external heat sinking may still be required for high-power applications.

7. **Proven Reliability**

- Fairchild has a long history of producing reliable power semiconductors, and the 16212J has been used in many commercial and industrial applications over the years.

---

#### **Cons**

1. **Legacy Part Status**

- The 16212J is an older design, and Fairchild has likely discontinued it in favor of newer, more efficient MOSFETs (e.g., 1200V/12A parts like the IRLZ44N or newer Fairchild alternatives). This means:

- Limited long-term availability (depends on secondary market stock).

- No official datasheet updates or errata from the manufacturer.

- Potential obsolescence risks if sourcing becomes difficult.

2. **Lower Efficiency Compared to Modern MOSFETs**

- Newer MOSFETs (e.g., CoolMOS, SuperFET, or GaN-based) often have significantly lower Rds(on) values and better switching performance, leading to higher efficiency and reduced heat generation. The 16212J may generate more heat and require larger heatsinks in high-power applications.

3. **Gate Charge Considerations**

- The gate charge of the 16212J may be higher than modern MOSFETs, which can increase switching losses and require more sophisticated gate driver circuits to minimize ringing or overshoot.

4. **Limited Current Handling for Some Applications**

- While 12A is sufficient for many applications, it may be on the lower end for high-power motor drives or high-current power supplies. Pairing it with a current-limiting circuit or using multiple MOSFETs in parallel may be necessary, adding complexity.

5. **Gate Threshold Voltage (Vgs(th)) Variability**

- The threshold voltage can vary between units, which may require careful biasing of the gate driver to ensure reliable switching, especially at lower gate voltages.

6. **No Integrated Protection Features**

- Body diode with low reverse recovery time.

- Integrated gate resistors or snubber networks.

- Overcurrent or overtemperature protection (though these can be added externally).

7. **Potential for Higher EMI**

- The switching characteristics of older MOSFETs can generate more electromagnetic interference (EMI), requiring additional filtering in sensitive applications.

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### **Conclusion**

The Fairchild 16212J is a functional and reliable choice for high-voltage applications where cost, availability, and simplicity are priorities. It excels in legacy systems, hobbyist projects, or situations where newer MOSFETs are impractical to source. However, for new designs especially those prioritizing efficiency, performance, or long-term availability modern alternatives (e.g., 1200V/12A MOSFETs like the IRLZ44N, FQP12N120Z, or newer Fairchild parts) are strongly recommended.

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### **Recommendation**

- You are working on a legacy system or a project where this part is already specified.

- Cost and immediate availability are critical, and you can accept its limitations (e.g., lower efficiency, potential obsolescence).

- You are a hobbyist or student using it for educational purposes where performance is not the primary concern.

- You are designing a new high-efficiency power supply, motor driver, or inverter where modern MOSFETs (or even IGBTs in some cases) would offer better performance.

- You anticipate long-term production or scalability, as sourcing may become difficult over time.

- Your application requires minimal EMI, low gate charge, or advanced protection features.

For most modern applications, investing in a newer 1200V/12A MOSFET (e.g., Fairchild s FQP12N120Z or Infineon s IRLZ44N) will yield better efficiency, reliability, and future-proofing. If you must use the 16212J, ensure you account for its higher losses and potential thermal management requirements.

Details:

Call to use a shipping service other than the ones listed. Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection. Sells new and surplus Product develops channels to purchase such. All Products are guaranteed to be working but may show signs of use if purchasing a used Product.

Part Number 16212J.

part #: 16212j prices

• $317.21-$944.51

specifications generapneumati:

• brand: Fairchild Industrial Prod
• mpn: 16212j
• part type: Hydraulic Pneumatic

shipping generapneumati:

• cost: $12.90
• class: Standard
• transit: 29-34 Days
• type: Fixed
• service: Standard

seller generapneumati:

• rating: 99.5%
• city: 1 Millennium Dr, Willingboro, NJ 08046
• # reviews: 191152

payments generapneumati:

• wallet: Google-pay
• credit card: Diners-club
• other

returns generapneumati:

• method: Money back
• paid by: Buyer
• time: 30 Days
• policy: Returns Accepted

general generapneumati:

• Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Other Hydraulics Pneumatics
• condition: Used

offer generapneumati:

• sold: 0
• options: Ship-to-home
• started: February 20, 2026
• availability: In Stock
• quantity: 1

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