Power LDMOS transistor

550 W LDMOS packaged asymmetric Doherty power transistor for base station applications at frequencies from 1805 MHz to 1880 MHz.

Features and benefits

  • Excellent ruggedness
  • High efficiency
  • Low thermal resistance providing excellent thermal stability
  • Lower output capacitance for improved performance in Doherty applications
  • Designed for low memory effects providing excellent digital pre-distortion capability
  • Internally matched for ease of use
  • Integrated ESD protection
  • For RoHS compliance see the product details on the Ampleon website


  • RF power amplifiers for base stations and multi carrier applications in the 1805 MHz to 1880 MHz frequency range


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Design tool

RF Power Lifetime Calculator


Power LDMOS transistor



Symbol Parameter Conditions Min Typ/Nom Max Unit
frange frequency range 1805 1880 MHz
PL(3dB) nominal output power at 3 dB gain compression 550 W
Test signal: 1-c W-CDMA
VDS drain-source voltage 1805 to 1880 MHz [0] 32 V
Gp power gain 1805 to 1880 MHz [0] 17 dB
ηD drain efficiency 1805 to 1880 MHz [0] 51 %
PL(AV) average output power 1805 to 1880 MHz [0] 50.6 dBm
ACPR adjacent channel power ratio 1805 to 1880 MHz [0] -32.5 [1] dBc

Package / Packing

Type number Package Outline version Reflow-/Wave
Packing Product status Marking Orderable part number,
(Ordering code (12NC))
sot1258-4_po.pdf Reel 13" Q1/T1 in Drypack Active Standard Marking BLC10G18XS-551AVTY
(9349 601 59518)
Tray, NonBakeable, Multiple in Drypack Active Standard Marking BLC10G18XS-551AVTZ
(9349 601 59517)

Pinning info

Pin Symbol Description Simplified outline Graphic symbol
1 D2P drain2 (peak)
2 D1M drain1 (main)
3 G1M gate1 (main)
4 G2P gate2 (peak)
5 S source
6 VDP video decoupling (peak)
7 VDM video decoupling (main)


Type number Orderable part number Chemical content RoHS / RHF Leadfree conversion date MSL MSL LF
BLC10G18XS-551AVT BLC10G18XS-551AVTY BLC10G18XS-551AVT Always Pb-free 3 3
Quality and reliability disclaimer

Ordering & availability

Type number Ordering code (12NC) Orderable part number Distributor Buy online Samples
BLC10G18XS-551AVT 9349 601 59518 BLC10G18XS-551AVTY RFMW Buy Not available
BLC10G18XS-551AVT 9349 601 59517 BLC10G18XS-551AVTZ DigiKey Buy Request samples

Design support

Title Type Date
PCB Design BLC10G18XS-551AVT (Data sheet) Design support 2018-11-05
BLC10G18XS-551AVT ADS-2016 Simulation model 2018-11-28