This product is not recommended for design-in.
The recommended type is: BLL9G1214L-600

LDMOS L-band radar power transistor

250 W LDMOS power transistor intended for L-band radar applications in the 1.2 GHz to 1.4 GHz range.

Features and benefits

  • Easy power control
  • Integrated ESD protection
  • High flexibility with respect to pulse formats
  • Excellent ruggedness
  • High efficiency
  • Excellent thermal stability
  • Designed for broadband operation (1.2 GHz to 1.4 GHz)
  • Internally matched for ease of use
  • Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances (RoHS)


  • L-band power amplifiers for radar applications in the 1.2 GHz to 1.4 GHz frequency range


All documentation

All documents

Design tool

RF Power Lifetime Calculator


LDMOS L-band radar power transistor



Symbol Parameter Conditions Min Typ/Nom Max Unit
frange frequency range 1200 1400 MHz
PL(1dB) nominal output power at 1 dB gain compression 250 W
Test signal: Pulsed RF
Gp power gain VDS = 36 V 13 15 dB
RLin input return loss VDS = 36 V; IDq = 150 mA -7 dB
ηD drain efficiency VDS = 36 V; 1200 MHz < f < 1400 MHz; IDq = 150 mA 42 45 %
PL output power 250 W
Pdroop(pulse) pulse droop power PL = 250 W 0.6 dB
tr rise time PL = 250 W; VDS = 36 V [0] 200 ns
tf fall time PL = 250 W; VDS = 36 V [0] 200 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))
BLL6G1214L-250 SOT502A
sot502a_po Bulk Pack Active Standard Marking BLL6G1214L-250,112
(9340 660 63112)

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
BLL6G1214L-250 BLL6G1214L-250,112 BLL6G1214L-250 Always Pb-free 1 1
Quality and reliability disclaimer

Ordering & availability

Type number Ordering code (12NC) Orderable part number Distributor Buy online Samples
BLL6G1214L-250 9340 660 63112 BLL6G1214L-250,112 DigiKey Buy Not available

Design support

Title Type Date
PCB Design BLL6G1214L(S)-250 (Data sheet) Design support 2013-06-25