This product is not recommended for design-in.
The recommended type is: BLSC9G2731XS-200

LDMOS S-band radar power transistor

200 W LDMOS power transistor for S-band radar applications in the frequency range from 2700 MHz to 3000 MHz.

Features and benefits

  • High efficiency
  • Excellent ruggedness
  • Designed for broadband operation
  • Excellent thermal stability
  • Easy power control
  • Integrated ESD protection
  • High flexibility with respect to pulse formats
  • Internally matched for ease of use
  • Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances (RoHS)


  • S-band radar applications in the frequency range 2700 MHz to 3000 MHz


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All documentation

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Design tool

RF Power Lifetime Calculator


LDMOS S-band radar power transistor



Symbol Parameter Conditions Min Typ/Nom Max Unit
frange frequency range 2700 3000 MHz
PL(1dB) nominal output power at 1 dB gain compression 200 W
Test signal: Pulsed RF
Gp power gain PL = 200 W; VDS = 32 V 9.8 12 dB
RLin input return loss PL = 200 W; VDS = 32 V; IDq = 100 mA -10 -6 dB
ηD drain efficiency PL = 200 W; VDS = 32 V; 2700 MHz ≤ f ≤ 3000 MHz; IDq = 100 mA 43 48 %
Pdroop(pulse) pulse droop power PL = 200 W 0 0.25 dB
tr rise time PL = 200 W; VDS = 32 V 8 50 ns
tf fall time PL = 200 W; VDS = 32 V 5 50 ns

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))
BLS7G2730LS-200P SOT539B
sot539b_po Bulk Pack Active Standard Marking BLS7G2730LS-200PU
(9340 676 14112)

Pinning info

Pin Symbol Description Simplified outline Graphic symbol
1 D1 drain1
2 D2 drain2
3 G1 gate1
4 G2 gate2
5 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
BLS7G2730LS-200P BLS7G2730LS-200PU BLS7G2730LS-200P Always Pb-free 1 1
Quality and reliability disclaimer

Ordering & availability

Type number Ordering code (12NC) Orderable part number Distributor Buy online Samples
BLS7G2730LS-200P 9340 676 14112 BLS7G2730LS-200PU RFMW Buy Not available
DigiKey Buy

Design support

Title Type Date
PCB Design BLS7G2730L(S)-200P (Data sheet) Design support 2013-04-23
BLS7G2730L-200P ADS-2016 Simulation model 2017-04-19