Power LDMOS transistor

90 W LDMOS power transistor for base station applications at frequencies from 1800 MHz to 2000 MHz, designed for operation at 1427 MHz to1525 MHz, 1805 MHz to 1880 MHz and 2110 MHz to 2170 MHz.

Features and benefits

  • Excellent ruggedness
  • High efficiency
  • Low Rth providing excellent thermal stability
  • Designed for broadband operation (1427 MHz to 2170 MHz)
  • 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 Restriction of Hazardous Substances (RoHS) Directive 2002/95/EC

Applications

  • RF power amplifiers for base stations and multi carrier applications

Downloads

Datasheet
All application notes
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Design tool

RF Power Lifetime Calculator

Transistor:
BLF7G20LS-90P

Power LDMOS transistor

°C

Parametrics

Symbol Parameter Conditions Min Typ/Nom Max Unit
frange frequency range 1427 2170 MHz
PL(1dB) nominal output power at 1 dB gain compression 90 W
Test signal: GSM EDGE
Gp power gain PL(AV) = 40 W; VDS = 28 V 18.3 19.5 dB
RLin input return loss PL(AV) = 40 W; VDS = 28 V; IDq = 550 mA -15 -8 dB
ηD drain efficiency PL(AV) = 40 W; VDS = 28 V; 1805 MHz ≤ f ≤ 1880 MHz; IDq = 550 mA 38 41 %
PL(AV) average output power 40 W
ACPR600k adjacent channel power ratio (600 kHz) PL(AV) = 40 W; VDS = 28 V; 1805 MHz ≤ f ≤ 1880 MHz; IDq = 550 mA -74 -70.5 dBc
ACPR400k adjacent channel power ratio (400 kHz) PL(AV) = 40 W; VDS = 28 V; 1805 MHz ≤ f ≤ 1880 MHz; IDq = 550 mA -61 -58 dBc

Package / Packing

Type number Package Outline version Reflow-/Wave
soldering
Packing Product status Marking Orderable part number,
(Ordering code (12NC))
BLF7G20LS-90P CDFM4
(SOT1121B)
sot1121b_po Reel 13" Q1/T1 Active Standard Marking BLF7G20LS-90P,118
(9340 643 44118)
Bulk Pack Active Standard Marking BLF7G20LS-90P,112
(9340 643 44112)

Pinning info

Pin Symbol Description Simplified outline Graphic symbol
1 D1 drain1
2 D2 drain2
3 G1 gate1
4 G2 gate2
5 S source

Quality

Type number Orderable part number Chemical content RoHS / RHF Leadfree conversion date MSL MSL LF
BLF7G20LS-90P BLF7G20LS-90P,118 BLF7G20LS-90P Always Pb-free 1 1
BLF7G20LS-90P BLF7G20LS-90P,112 BLF7G20LS-90P Always Pb-free 1 1
Quality and reliability disclaimer

Ordering & availability

Type number Ordering code (12NC) Orderable part number Distributor Buy online Samples
BLF7G20LS-90P 9340 643 44118 BLF7G20LS-90P,118 RFMW Buy Not available
DigiKey Buy
BLF7G20LS-90P 9340 643 44112 BLF7G20LS-90P,112 RFMW Buy Not available
DigiKey Buy