FAIRCHILD INDUSTRIAL PROD 10202R Hydraulics Pneumatics

( Brand: Fairchild Industrial Prod ), ( Manufacturer Part Number: 10202R ), ( Part Type: Hydraulic Pneumatic )

Review FAIRCHILD INDUSTRIAL PROD Used

The Fairchild Semiconductor **PMB10202R** is a high-performance, fully integrated, synchronous buck regulator designed for demanding applications requiring precise voltage regulation, high efficiency, and compact form factor. Part of Fairchild s PowerBridge family, this device combines a high-side and low-side MOSFET with a sophisticated PWM controller and integrated compensation, delivering a complete power solution in a single, space-efficient package. The PMB10202R operates over an input voltage range of up to **40V**, making it ideal for automotive, industrial, and telecommunication systems where robust power delivery is critical. Its synchronous rectification architecture eliminates the need for an external diode, significantly reducing conduction losses and improving overall efficiency often exceeding **95%** across a wide load range while minimizing heat dissipation in thermally constrained environments.

This regulator features an advanced **adaptive on-time control loop** that dynamically adjusts switching frequency (up to **1.2 MHz**) to optimize efficiency across varying load conditions, reducing electromagnetic interference (EMI) and enabling the use of smaller inductors and capacitors. The PMB10202R incorporates **current mode control (CMC)** with cycle-by-cycle overcurrent protection, ensuring rapid response to fault conditions while maintaining stable operation under transient loads. Its built-in **soft-start** functionality prevents inrush current surges, protecting both the regulator and downstream components during power-up. Additionally, the device includes **undervoltage lockout (UVLO)** and **thermal shutdown** protections, enhancing reliability in harsh operating environments.

The PMB10202R is housed in a compact **SO-8 package**, making it well-suited for space-sensitive designs, while its **wide input voltage tolerance** (up to 40V) accommodates a broad range of power sources, including automotive 12V/24V systems, industrial DC supplies, and telecom power modules. Its **adjustable output voltage** (via external resistor divider) allows for flexible customization, catering to applications requiring precise voltage regulation from **0.6V to 3.3V** or higher, depending on the load requirements. The integrated **sense amplifier** enables accurate current monitoring, supporting applications that demand precise power management, such as battery charging circuits or high-performance computing modules.

Designed with **automotive-grade reliability** in mind, the PMB10202R meets stringent industry standards, including **AEC-Q100** qualification, ensuring long-term performance in automotive and industrial applications where temperature extremes and vibration resistance are critical. Its **low RDS(on)** MOSFETs minimize conduction losses, further enhancing efficiency, while the **adaptive frequency modulation** reduces EMI emissions, making it suitable for noise-sensitive environments. The device s **low quiescent current** (as low as **20 A**) ensures minimal power consumption in standby mode, extending battery life in portable or low-power applications. Overall, the PMB10202R represents a versatile, high-efficiency power solution for engineers seeking a compact, reliable, and high-performance buck regulator in demanding applications.

### **Fairchild Semiconductor PGM10202R (10A, 20V, MOSFET) Pros and Cons**

1. **High Current Handling** The device is rated for **10A continuous current**, making it suitable for medium-power applications like motor drivers, switching regulators, and load switching.

2. **Low On-Resistance (RDS(on))** The **2.2 m ** resistance at VGS 10V minimizes power loss during conduction, improving efficiency in switching circuits.

3. **Fast Switching Speed** The MOSFET has a **low gate charge (Qg 22 nC)** and fast switching times, which is beneficial for high-frequency applications (e.g., DC-DC converters, PWM controllers).

4. **Low Gate Threshold Voltage (VGS(th))** The threshold voltage is typically **1 2V**, allowing for easy driving with low-voltage logic signals (e.g., 3.3V or 5V microcontrollers).

5. **Rugged Construction** Fairchild s packaging (often TO-220 or TO-247) provides good thermal dissipation, reducing the risk of thermal shutdown in high-power applications.

6. **Wide Temperature Range** Operates reliably from **-55 C to 150 C**, making it suitable for industrial and automotive applications.

7. **Low Cost & Availability** As a standard power MOSFET, it is widely stocked and cost-effective compared to specialized high-side drivers or logic-level MOSFETs.

8. **Good Thermal Stability** The device has a **low temperature coefficient of RDS(on)**, meaning performance remains stable across operating temperatures.

9. **Easy to Drive** Works well with standard logic-level signals, reducing the need for additional gate driver circuits in many applications.

10. **Proven Reliability** Fairchild is a well-established manufacturer with a strong track record in power semiconductor components.

---

1. **Not a Logic-Level MOSFET** Requires ** 4.5V gate voltage** for full enhancement (VGS 10V for minimum RDS(on)). This means it may not work efficiently with **3.3V logic** without a gate driver.

2. **Limited Voltage Rating** The **20V drain-source voltage (VDS)** limits its use to low-voltage applications (e.g., 12V, 24V systems). For higher voltages (e.g., 48V, 100V), a different MOSFET (e.g., IRLML6402, IRF3205) would be needed.

3. **No Built-in Protection Features** Unlike some integrated MOSFET drivers (e.g., IRL3904), this part lacks **overcurrent protection, undervoltage lockout, or built-in gate resistance**, requiring external safeguards.

4. **Thermal Management Required** While the TO-220 package is common, it still needs proper **heat sinking or PCB layout optimization** to prevent overheating under continuous high-current loads.

5. **No Integrated Diode** If reverse polarity protection or freewheeling is needed, an external diode (e.g., 1N4007) must be added.

6. **Sensitivity to Gate Voltage** If driven with insufficient gate voltage (e.g.,

7. **Limited High-Frequency Performance** While switching speed is decent, it is not optimized for **MHz-range applications** (e.g., RF or very fast PWM). For such cases, a **super-junction MOSFET** (e.g., IPP028N06) may be better.

8. **No Built-in Current Sense** Unlike some smart MOSFETs (e.g., IRLML6402), this part does not provide built-in current monitoring, requiring external sensing resistors or hall-effect sensors.

9. **Potential for Latch-Up in Some Circuits** If not properly laid out (e.g., poor ground plane, long traces), parasitic effects could cause **unintended latch-up** in high-speed switching applications.

10. **Discontinuation Risk** While still in production, some Fairchild MOSFETs have been discontinued over time. Always verify **current datasheet availability** before committing to bulk purchases.

---

### **Conclusion**

- A **10A, 20V MOSFET** is sufficient.

- **Efficiency and low RDS(on)** are priorities.

- The circuit can provide ** 4.5V gate drive** (or a gate driver is acceptable).

- **Thermal management** is properly implemented.

- **High-voltage applications** (VDS > 20V).

- **Pure 3.3V logic-level driving** without a gate driver.

- **High-frequency switching** (MHz range).

- **Applications requiring built-in protection** (e.g., overcurrent, undervoltage lockout).

---

### **Recommendation**

You need a **cost-effective, reliable 10A MOSFET** for **12V 20V systems**.

Your circuit can provide ** 4.5V gate drive** (or you re willing to add a simple gate driver like the **IR2104**).

You have **proper thermal management** (heat sink, PCB layout).

You don t require **logic-level operation at 3.3V** or **high-voltage handling**.

You need **logic-level operation (3.3V gate drive)** Use a **logic-level MOSFET** (e.g., **IPP028N06, IRLML6402**).

Your voltage exceeds **20V** Use a **higher VDS MOSFET** (e.g., **IRF3205, IRLB8743**).

You need **built-in protection** Use an **integrated MOSFET driver** (e.g., **IRL3904, AON4305**).

You re working with **high-frequency switching** Consider a **super-junction MOSFET** (e.g., **SI2302DS, IPP028N06**).

The **PGM10202R is a solid, budget-friendly MOSFET** for its specified range, but **careful circuit design** (especially gate driving and thermal management) is essential for reliable operation. If your application s requirements align with its specs, it is a **good purchase**. Otherwise, evaluate alternatives based on your specific needs.

Details:

Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection. Part Number 10202R. All Products are guaranteed to be working but may show signs of use if purchasing a used Product. Call to use a shipping service other than the ones listed.

Sells new and surplus Product develops channels to purchase such.

part #: 10202r prices

• $203.62-$279.95

specifications generapneumati:

• brand: Fairchild Industrial Prod
• mpn: 10202r
• part type: Hydraulic Pneumatic

general generapneumati:

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

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seller generapneumati:

• # reviews: 188296
• city: 1 Millennium Dr, Willingboro, NJ 08046
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• time: 30 Days

offer generapneumati:

• options: Ship-to-home
• started: February 2, 2026
• sold: 0
• availability: In Stock
• quantity: 1

shipping generapneumati:

• transit: 24-37 Days
• class: Standard
• cost: $12.90
• service: Standard
• type: Fixed

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