This product is not recommended for design-in.
The recommended type is: BLP15M9S100

Broadband power LDMOS transistor

A 100 W LDMOS RF power pushpull transistor for broadcast transmitter and industrial applications. The transistor is suitable for the frequency range HF to 1400 MHz. The excellent ruggedness and broadband performance of this device makes it ideal for digital applications.

Features and benefits

  • Integrated ESD protection
  • Excellent reliability
  • Excellent ruggedness
  • High power gain
  • High efficiency
  • Easy power control
  • Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances

Applications

  • Communication transmitter applications in the HF to 1400 MHz frequency range
  • Industrial applications in the HF to 1400 MHz frequency range

Downloads

Datasheet
All application notes
All models
All documentation

All documents

Design tool

RF Power Lifetime Calculator

Transistor:
BLF645

Broadband power LDMOS transistor

°C

Parametrics

Symbol Parameter Conditions Min Typ/Nom Max Unit
frange frequency range 1 1400 MHz
PL(1dB) nominal output power at 1 dB gain compression 100 W
Test signal: CW
Gp power gain PL = 100 W; VDS = 32 V 16.5 18 dB
ηD drain efficiency VDS = 32 V; f = 1300 MHz; IDq = 900 mA 53 56 %
PL output power 100 W

Package / Packing

All type numbers in the table below are not recommended for design-in.

Type number Package Outline version Reflow-/Wave
soldering
Packing Product status Marking Orderable part number,
(Ordering code (12NC))
BLF645 SOT540A
(SOT540A)
sot540a_po Bulk Pack Active Standard Marking BLF645,112
(9340 619 64112)

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
BLF645 9340 619 64112 BLF645,112 RFMW Buy Request samples
DigiKey Buy

Quality

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
BLF645 BLF645,112 BLF645 Always Pb-free 1 1
Quality and reliability disclaimer

Ordering & availability

Type number Ordering code (12NC) Orderable part number Distributor Buy online Samples
BLF645 9340 619 64112 BLF645,112 RFMW Buy Request samples
DigiKey Buy

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