BLT52 Philips Semiconductors, BLT52 Datasheet - Page 2

• Manufacturer Part Number: BLT52
• Description: UHF power transistor
• Manufacturer: Philips Semiconductors

Philips Semiconductors
FEATURES
APPLICATIONS
DESCRIPTION
NPN silicon planar epitaxial power transistor encapsulated
in a ceramic SOT409A SMD package.
QUICK REFERENCE DATA
RF performance at T
1998 Jan 28
CW, class-B
Emitter ballasting resistors for an optimum
temperature profile
Gold metallization ensures excellent reliability.
Common emitter class-B operation in portable radio
transmitters in the 470 MHz communication band.
UHF power transistor
MODE OF OPERATION
mb
60 C in a common emitter test circuit.
(MHz)
470
f
V
(V)
7.5
6
CE
2
PINNING
handbook, halfpage
1, 4, 5, 8
PIN
2, 3
6, 7
Fig.1 Simplified outline SOT409A.
(W)
P
7
3
L
1
Top view
8
emitter
base
collector
typ. 9.5
typ. 9.5
(dB)
G
8
8
DESCRIPTION
p
MBK150
5
4
Product specification
BLT52
typ. 65
typ. 55
(%)
50
50
C