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 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

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 DigiKey Buy Not available
RFMW Buy

Design support