This product is not recommended for design-in.
The recommended type is: BLS9G3135LS-400

LDMOS S-Band radar power transistor

200 W LDMOS power transistor for S-band radar applications in the frequency range from 3100 MHz to 3500 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 (input and output)
  • Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances


  • S-band radar applications in the frequency range 3100 MHz to 3500 MHz


All documentation

All documents

Design tool

RF Power Lifetime Calculator


LDMOS S-Band radar power transistor



Symbol Parameter Conditions Min Typ/Nom Max Unit
frange frequency range 3100 3500 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 8.8 12 dB
RLin input return loss PL = 200 W; VDS = 32 V; IDq = 100 mA -8 -4 dB
ηD drain efficiency PL = 200 W; VDS = 32 V; 3100 MHz ≤ f ≤ 3500 MHz; IDq = 100 mA 38 43 %
Pdroop(pulse) pulse droop power PL = 200 W 0.1 0.25 dB
tr rise time PL = 200 W; VDS = 32 V 8 50 ns
tf fall time PL = 200 W; VDS = 32 V 6 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))
BLS7G3135LS-200 SOT502B
sot502b_po Bulk Pack Active Standard Marking BLS7G3135LS-200U
(9340 674 65112)

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
Quality and reliability disclaimer

Ordering & availability

Type number Ordering code (12NC) Orderable part number Distributor Buy online Samples
BLS7G3135LS-200 9340 674 65112 BLS7G3135LS-200U DigiKey Buy Not available

Design support

Title Type Date
PCB Design BLS7G3135LS-200 (Data sheet) Design support 2013-08-15