LDMOS avionics power transistor

250 W LDMOS power transistor for avionics applications in the frequency range from 960 MHz to 1215 MHz.

Features and benefits

  • High efficiency
  • Excellent ruggedness
  • Designed for avionics band operation
  • Excellent thermal stability
  • Easy power control
  • Integrated dual sided ESD protection enables excellent off-state isolation
  • High flexibility with respect to pulse formats
  • Internally matched for ease of use
  • For RoHS compliance see the product details on the Ampleon website


  • Avionics transmitter applications in the frequency range from 960 MHz to 1215 MHz


Symbol Parameter Conditions Min Typ/Nom Max Unit
frange frequency range 960 1215 MHz
PL(1dB) nominal output power at 1 dB gain compression 250 W
Test signal: Pulsed RF
VDS drain-source voltage 1030 MHz [0] 50 V
Gp power gain 1030 MHz [0] 22 dB
ηD drain efficiency 1030 MHz [0] 60 %
PL output power 1030 MHz [0] 250 W

Package / Packing

Type number Package Outline version Reflow-/Wave
Packing Product status Marking Orderable part number,
(Ordering code (12NC))
BLA9H0912L-250 SOT502A
sot502a_po Bulk Pack Active Standard Marking BLA9H0912L-250U
(9349 602 27112)

Pinning info

Pin Symbol Description Simplified outline Graphic symbol
1 D drain
2 G gate
3 S source


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

Design support

Title Type Date
PCB Design BLA9H0912L(S)-250(G) (Data sheet) Design support 2019-06-20
BLA9H0912L-250 ADS-2016 Simulation model 2019-06-20