HT20340S
| Part Number | HT20340S |
|---|---|
| Manufacturer | Watech (Suzhou Huatai Electronics) |
| Category | Semiconductors > RF Transistors / Power Amplifiers |
| Description | 400W High-Efficiency LDMOS RF Power Transistor, 10-300MHz, 50V, TO-247-3L Package, for Industrial RF Energy and CW/Pulse Applications. |
| Stock Status | In Stock |
| Origin | Original Factory |
Product Overview
The HT20340S is a high-performance LDMOS RF power transistor from Watech, delivering 400W saturated output power with high efficiency for industrial RF energy applications. Designed for 10–300 MHz operation, it supports both continuous wave (CW) and pulsed modes at 50V supply, making it ideal for RF heating, defrosting, and industrial microwave systems. Its TO-247-3L package ensures excellent thermal dissipation and rugged reliability under demanding industrial conditions.
Core Advantages
400W High Output Power
Delivers up to 400W saturated power (56dBm), meeting the requirements of high-power industrial RF systems.
High Efficiency & Gain
Offers up to 79% drain efficiency and 32dB gain, reducing power consumption and heat generation in the system design.
Wide Operating Frequency
Optimized for 10–300 MHz, covering common ISM bands used in industrial heating applications.
Rugged Industrial-Grade Design
TO-247-3L package with robust thermal performance, suitable for long-term CW operation in harsh environments.
Key Specifications
| Brand | Watech/ (Suzhou Huatai Electronics) |
|---|---|
| RoHS Status | RoHS Compliant / Lead-Free Standard (Green Package) |
| EDA/CAD Model | 3D Model & PCB Footprint Available upon request |
| Warranty | 1-Year Standard Factory Warranty |
| Package / Case | TO-247-3L (Through Hole Power Transistor Package) |
| Mounting Type | Through Hole (THT) |
| Surface Marking / Silkscreen | HT20340S Marking |
| Technology | LDMOS (Laterally Diffused Metal-Oxide-Semiconductor) |
| Output Power (Psat) | 400W (56.02 dBm) Typical |
| Operating Frequency Range | 10 MHz to 300 MHz |
| Supply Voltage (Vdd) | 50V Nominal (48-52V Operating Range) |
| Gain | 32 dB Typical |
| Drain Efficiency (PAE) | Up to 79% Typical |
| Operating Mode | Continuous Wave (CW) / Pulsed Operation |
| Operating Temperature Range | -20°C to +90°C (Extended Industrial Thermal Specifications) |
Typical Applications
- Industrial RF Energy Heating and Defrosting Systems
- Industrial Microwave Generators and RF Power Sources
- Plasma Generation and Semiconductor Processing Equipment
- ISM Band RF Amplifiers (13.56MHz, 27.12MHz, 40.68MHz)
- High-Power Industrial Scientific and Medical Equipment
Order & Shipping Info
| Minimum Order Quantity (MOQ) | 1 Piece |
|---|---|
| Shipping Time | Shipped within 1-2 business days |
| Delivery Time | 3-7 working days worldwide |
| Shipping Methods | DHL, UPS, FedEx, EMS |
| Payment Methods | T/T (Bank Transfer), PayPal, Credit Card, Western Union |
Technical Support
For datasheet, sample requests, stock check, or bulk pricing, please use the Quick Inquiry form. We will reply within 24 hours.
Frequently Asked Questions
Q1: Is your stock inventory of the HT20340S completely original and factory-new?
A: Yes, we guarantee that all HT20340S RF transistors in our stock are 100% brand-new, authentic factory-original components from Watech, strictly stored and handled in accordance with international anti-static ESD shielding and moisture-controlled packaging guidelines.
Q2: What is the maximum operating frequency of the HT20340S?
A: The HT20340S is optimized for operation from 10 MHz to 300 MHz, covering common ISM bands for industrial heating applications.
Q3: Can the HT20340S be used for continuous wave (CW) operation?
A: Yes, the HT20340S is designed for both continuous wave (CW) and pulsed operation, making it suitable for long-term industrial heating applications.
Q4: What is the recommended operating voltage for the HT20340S?
A: The nominal supply voltage is 50V, with an operating range of 48-52V for optimal performance and reliability.

