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PD85025C
RF power transistor - LdmoST family
Preliminary Data
Features
Excellent thermal stability
Common source configuration
POUT = 25 W with 16 dB gain @ 945 MHz /
13.6 V
BeO free package
ESD protection
In compliance with the 2002/95/EC european M243
Epoxy sealed
directive
Description
The PD85025C is a common source Figure 1. Pin connection
N-channel, enhancement-mode lateral Field-
Effect RF power transistor. It is designed for high
gain, broadband commercial and industrial 1
applications. It operates at 13.6 V in common
source mode at frequencies of up to 1 GHz.
PD85025C boasts the excellent gain, linearity and
reliability of ST's latest LDMOS technology. 3
PD85025C's superior linearity performance
makes it an ideal solution for mobile application. 2
1. Drain 3. Source
2. Gate
Table 1. Device summary
Order code Package Packing
PD85025C M243 Box
December 2007 Rev 1 1/10
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to www.st.com 10
change without notice.
Contents PD85025C
Contents
1 Electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1.1 Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1.2 Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.1 Static . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.2 Dynamic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.3 ESD protection characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3 Impedance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
4 Typical performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
5 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
6 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2/10
PD85025C Electrical data
1 Electrical data
1.1 Maximum ratings
Table 2. Absolute maximum ratings (TCASE = 25