This product is not recommended for design-in.
The recommended type is: BLC9G27LS-151AV

Power LDMOS transistor

140 W LDMOS power transistor for base station applications at frequencies from 2500 MHz to 2700 MHz.

Features and benefits

  • Excellent ruggedness
  • High efficiency
  • Low Rth providing excellent thermal stability
  • Lower output capacitance for improved performance in Doherty applications
  • Designed for low memory effects providing excellent pre-distortability
  • Internally matched for ease of use
  • Integrated ESD protection
  • Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances (RoHS)


  • RF power amplifier for W-CDMA base stations and multi carrier applications in the 2500 MHz to 2700 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 2500 2700 MHz
PL(1dB) nominal output power at 1 dB gain compression 140 W
Test signal: 2-c W-CDMA
Gp power gain PL(AV) = 45 W; VDS = 32 V 15.8 17.4 dB
RLin input return loss PL(AV) = 45 W; VDS = 32 V; IDq = 1300 mA -18 -8 dB
ηD drain efficiency PL(AV) = 45 W; VDS = 32 V; 2600 MHz ≤ f ≤ 2700 MHz; IDq = 1300 mA 27 32 %
ACPR5M adjacent channel power ratio (5 MHz) PL(AV) = 45 W; VDS = 32 V; 2600 MHz ≤ f ≤ 2700 MHz; IDq = 1300 mA -30 -27 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))
BLF8G27LS-140 SOT502B
sot502b_po Reel 13" Q1/T1 Active Standard Marking BLF8G27LS-140,118
(9340 667 68118)
Bulk Pack Active Standard Marking BLF8G27LS-140,112
(9340 667 68112)

Pinning info

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


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
BLF8G27LS-140 BLF8G27LS-140,118 BLF8G27LS-140 Always Pb-free 1 1
BLF8G27LS-140 BLF8G27LS-140,112 BLF8G27LS-140 Always Pb-free 1 1
Quality and reliability disclaimer

Ordering & availability

Type number Ordering code (12NC) Orderable part number Distributor Buy online Samples
BLF8G27LS-140 9340 667 68118 BLF8G27LS-140,118 DigiKey Buy Request samples
BLF8G27LS-140 9340 667 68112 BLF8G27LS-140,112 DigiKey Buy Request samples

Design support

Title Type Date
PCB Design BLF8G27LS-140 (Data sheet) Design support 2013-05-17