Power LDMOS transistor

500 W LDMOS power transistor for various applications such as ISM, RF plasma lighting and defrosting at frequencies from 423 MHz to 443 MHz.

Features and benefits

  • High efficiency
  • Easy power control
  • Excellent ruggedness
  • Integrated ESD protection
  • Designed for ISM operation (423 MHz to 443 MHz)
  • Excellent thermal stability
  • For RoHS compliance see the product details on the Ampleon website


  • RF power amplifiers for CW and pulsed CW applications in the 423 MHz to 443 MHz frequency range such as ISM, RF plasma lighting and defrosting


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Design tool

RF Power Lifetime Calculator


Power LDMOS transistor



Symbol Parameter Conditions Min Typ/Nom Max Unit
frange frequency range 423 443 MHz
PL(1dB) nominal output power at 1 dB gain compression 500 W
Test signal: CW
VDS drain-source voltage 433 MHz [0] 32 V
PL output power 433 MHz [0] 500 W
Gp power gain 433 MHz [0] 25.3 dB
ηD drain efficiency 433 MHz [0] 75 %
Test signal: CW pulsed
VDS drain-source voltage 433 MHz [0] [1] 50 V
PL output power 433 MHz [0] [1] 500 W
Gp power gain 433 MHz [0] [1] 25.6 dB
ηD drain efficiency 433 MHz [0] [1] 75.8 %

Package / Packing

Type number Package Outline version Reflow-/Wave
Packing Product status Marking Orderable part number,
(Ordering code (12NC))
BLP05H9S500P OMP-780-4F-1
omp-780-4f-1_po.pdf Reel 13" Q1/T1 in Drypack Active Standard Marking BLP05H9S500PY
(9349 602 23518)

Pinning info

Pin Symbol Description Simplified outline Graphic symbol
1 G2 gate 2
2 G1 gate 1
3 D1 drain1
4 D2 drain2


Type number Orderable part number Chemical content RoHS / RHF Leadfree conversion date MSL MSL LF
BLP05H9S500P BLP05H9S500PY BLP05H9S500P 3 3
Quality and reliability disclaimer

Ordering & availability

Type number Ordering code (12NC) Orderable part number Distributor Buy online Samples
BLP05H9S500P 9349 602 23518 BLP05H9S500PY DigiKey Buy Request samples


Title Type Date
Power LDMOS transistor Data sheet 2019-09-10

Design support

Title Type Date
PCB Design BLP05H9S500P (Data sheet) Design support 2019-09-12
BLP05H9S500P ADS-2016 Simulation model 2019-10-03