This product is not recommended for design-in.
The recommended type is: BLC10G18XS-551AVT

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
  • Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances (RoHS)


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


All documentation

All documents

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
Gp power gain PL(AV) = 85 W [0] 14.6 15.4 dB
RLin input return loss PL(AV) = 85 W [0] -15 -10 dB
ηD drain efficiency PL(AV) = 85 W [0] 40.5 44.5 %
ACPR adjacent channel power ratio PL(AV) = 85 W [0] -34 -29 dBc

Package / Packing

All type numbers in the table below are not recommended for design-in.

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 BLC9G20XS-550AVTY
(9340 697 27518)
Tray, NonBakeable, Multiple in Drypack Active Standard Marking BLC9G20XS-550AVTZ
(9340 697 27517)

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)


All type numbers in the table below are not recommended for design-in.

Type number Orderable part number Chemical content RoHS / RHF Leadfree conversion date MSL MSL LF
BLC9G20XS-550AVT BLC9G20XS-550AVTY BLC9G20XS-550AVT Always Pb-free 3 3
BLC9G20XS-550AVT BLC9G20XS-550AVTZ BLC9G20XS-550AVT Always Pb-free 3 3
Quality and reliability disclaimer

Ordering & availability

Type number Ordering code (12NC) Orderable part number Distributor Buy online Samples
BLC9G20XS-550AVT 9340 697 27518 BLC9G20XS-550AVTY DigiKey Buy Not available
BLC9G20XS-550AVT 9340 697 27517 BLC9G20XS-550AVTZ DigiKey Buy Request samples

Design support

Title Type Date
PCB Design BLC9G20XS-550AVT (Data sheet) Design support 2018-04-26