This device has been transferred from Ampleon to Flip Electronics.

HF / VHF power LDMOS transistor

A 500 W to 600 W LDMOS power transistor for broadcast applications and industrial applications in the HF to 500 MHz band.

Features and benefits

  • Easy power control
  • Integrated ESD protection
  • Excellent ruggedness
  • High efficiency
  • Excellent thermal stability
  • Designed for broadband operation (10 MHz to 500 MHz)
  • Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances

Applications

  • Broadcast transmitter applications
  • Industrial, scientific and medical applications

Downloads

Datasheet
All application notes
All documentation

All documents

Design tool

RF Power Lifetime Calculator

Transistor:
BLF574

HF / VHF power LDMOS transistor

°C

Parametrics

Symbol Parameter Conditions Min Typ/Nom Max Unit
frange frequency range 10 500 MHz
PL(1dB) nominal output power at 1 dB gain compression 600 W
Test signal: CW
Gp power gain PL = 400 W; VDS = 50 V 25 26.5 28 dB
RLin input return loss VDS = 50 V -20 -13 dB
ηD drain efficiency PL = 400 W; VDS = 50 V; f = 225 MHz; IDq = 1000 mA 66 70 %
PL output power 500 W

Package / Packing

Type number Package Outline version Reflow-/Wave
soldering
Packing Product status Marking Orderable part number,
(Ordering code (12NC))
BLF574 SOT539A
(SOT539A)
sot539a_po Bulk Pack Transferred Standard Marking BLF574,112
(9340 619 65112)

Pinning info

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

Ordering & availability

Type number Ordering code (12NC) Orderable part number Distributor Buy online Samples
BLF574 9340 619 65112 BLF574,112 Flip Electronics Buy Not available

Ordering & availability

Type number Ordering code (12NC) Orderable part number Distributor Buy online Samples
BLF574 9340 619 65112 BLF574,112 Flip Electronics Buy Not available