Datasheet
1. Product profile
1.1 General description
A 1400 W extremely rugged LDMOS power transistor for broadcast and industrial
applications in the HF to 600 MHz band.
1.2 Features and benefits
Easy power control
Integrated ESD protection
Excellent ruggedness
High efficiency
Excellent thermal stability
Designed for broadband operation (HF to 600 MHz)
Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances
(RoHS)
1.3 Applications
Industrial, scientific and medical applications
Broadcast transmitter applications
BLF188XR; BLF188XRS
Power LDMOS transistor
Rev. 5 — 12 November 2013 Product data sheet
Table 1. Application information
Test signal f V
DS
P
L
G
p
D
(MHz) (V) (W) (dB) (%)
CW 2 to 30 50 1270 29.0 75
27 50 1400 23.7 73
41 50 1200 22.0 82
60 48 1240 22.0 77
72.5 50 1350 23.1 83
81.4 50 1200 27.1 77.8
88 to 108 50 1320 22.5 85
108 50 1200 26.5 83
200 50 1288 19.3 68.3
pulsed RF 81.4 50 1200 25.8 85
81.4 50 1400 25.4 81
108 50 1400 24.0 73
DVB-T 174 to 230 50 225 23.8 29