Broadband power LDMOS transistor
A 200 W LDMOS RF power transistor for broadcast transmitter and industrial applications. The transistor is suitable for the frequency range HF to 1500 MHz. The excellent ruggedness and broadband performance of this device makes it ideal for digital applications.
Features and benefits
- Integrated ESD protection
- Excellent ruggedness
- High power gain
- High efficiency
- Excellent reliability
- Easy power control
- Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances
Applications
- Communication transmitter applications in the HF to 1500 MHz frequency range
- Industrial applications in the HF to 1500 MHz frequency range
Parametrics
| Symbol | Parameter | Conditions | Min | Typ/Nom | Max | Unit |
|---|---|---|---|---|---|---|
| frange | frequency range | 10 | 1500 | MHz | ||
| PL(1dB) | nominal output power at 1 dB gain compression | 200 | W | |||
| Test signal: Pulsed RF | ||||||
| Gp | power gain | VDS = 32 V | 17.5 | dB | ||
| ηD | drain efficiency | VDS = 32 V; f = 1300 MHz; IDq = 0.1 A | 70 | % | ||
| PL(M) | peak output power | 200 | W | |||
Package / Packing
| Type number |
Package type, (Package outline) |
Outline version | Packing | Product status | Marking |
Orderable part number, (Ordering code (12NC)) |
|---|---|---|---|---|---|---|
| BLF647PS | ACC-780 (SOT1121B) |
sot1121b_po | Reel 13" Q1/T1 | Active | Standard Marking |
BLF647PSJ (934066857118) |
| Bulk Pack | Active | Standard Marking |
BLF647PS,112 (934066857112) |
Pinning info
| Pin | Symbol | Description | Simplified outline | Graphic symbol |
|---|---|---|---|---|
| 1 | D1 | drain1 |
|
|
| 2 | D2 | drain2 | ||
| 3 | G1 | gate1 | ||
| 4 | G2 | gate2 | ||
| 5 | S | source [0] |
Documentation
| Title | Type | Date | |
|---|---|---|---|
| Broadband power LDMOS transistor | Data sheet | 2015-12-07 | |
| Mounting and soldering of RF transistors in air cavity packages | Application note | 2025-02-03 | |
| Measurement results of a design for the 30–520 MHz band at 28 V with BLF647P | Report | 2022-04-26 | |
| RF power solutions for ISM, broadcast, navigation and safety radio applications | Brochure | 2026-04-17 | |
| RF power application reports for ISM, broadcast, navigation and safety radio applications | Brochure | 2026-04-17 | |
| Packages for RF power transistors | Leaflet | 2026-04-17 |
Design support
| Title | Type | Date | |
|---|---|---|---|
| Printed-Circuit Board (PCB) BLF647PS (Data sheet) | Design support | 2013-11-19 | |
| Model Library for Cadence AWR Microwave Office® | Simulation model | 2023-01-02 | |
| Model Library Manual for Cadence AWR Microwave Office® | Simulation model | 2023-01-02 | |
| Simulation Example for Cadence AWR Microwave Office® | Simulation model | 2023-01-02 | |
| BLF647P(S) Model for ADS 2016 (Keysight Advanced Design System) | Simulation model | 2025-07-21 | |
| BLF647P(S) Model for ADS 2019 (Keysight Advanced Design System) | Simulation model | 2023-03-17 | |
| BLF647P(S) Model for ADS 2026 (Keysight Advanced Design System) | Simulation model | 2026-03-25 |