BLF988S

BLF988S

Download datasheet This product has been discontinued.
Click here for discontinuation information.
This product has been discontinued. Click here for discontinuation information.

Power LDMOS transistor

A 600 W LDMOS RF power transistor for transmitter applications and industrial applications. The excellent ruggedness of this device makes it ideal for digital and analog transmitter applications.

Features and benefits

  • Excellent ruggedness (VSWR ≥ 40 : 1 through all phases)
  • Optimum thermal behavior and reliability, Rth(j-c) = 0.15 K/W
  • High power gain
  • High efficiency
  • Designed for broadband operation (400 MHz to 1000 MHz)
  • Internal input matching for high gain and optimum broadband operation
  • Excellent reliability
  • Easy power control
  • Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances

Applications

  • Communication transmitter applications
  • Industrial applications

Downloads

Datasheet
All application notes
All models
All documentation

All documents

Design tool

RF Power Lifetime Calculator

Transistor:
BLF988S

Power LDMOS transistor

°C

Parametrics

Symbol Parameter Conditions Min Typ/Nom Max Unit
frange frequency range 500 1000 MHz
PL(1dB) nominal output power at 1 dB gain compression 600 W
Test signal: Pulsed, class-AB
Gp power gain VDS = 50 V; f = 860 MHz [0] 17.2 19.8 dB
ηD drain efficiency VDS = 50 V; f = 860 MHz; IDq = 1.3 A [0] 54 58 %
PL(M) peak output power f = 860 MHz [0] 600 W

Package / Packing

All type numbers in the table below are discontinued.

Type number Package Outline version Reflow-/Wave
soldering
Packing Product status Marking Orderable part number,
(Ordering code (12NC))
BLF988S SOT539B
(SOT539B)
sot539b_po Bulk Pack Discontinued Standard Marking BLF988S,112
(9340 662 87112)

Discontinuation information

Type number Ordering code (12NC) Last-time buy date Last-time delivery date Replacement product DN Notice Status Comments
BLF988S 9340 662 87112 2019-03-31 2019-06-30 201806003DN Full Withdrawal No replacement

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
BLF988S 9340 662 87112 BLF988S,112 RFMW Buy Not available
DigiKey Buy

Quality

All type numbers in the table below are discontinued.

Type number Orderable part number Chemical content RoHS / RHF Leadfree conversion date MSL MSL LF
BLF988S BLF988S,112 BLF988S Always Pb-free 1 1
Quality and reliability disclaimer

Ordering & availability

Type number Ordering code (12NC) Orderable part number Distributor Buy online Samples
BLF988S 9340 662 87112 BLF988S,112 RFMW Buy Not available
DigiKey Buy