blf278-01 NXP Semiconductors, blf278-01 Datasheet - Page 13

• Manufacturer Part Number: blf278-01
• Description: Vhf Push-pull Power Mos Transistor
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Class-AB operation
RF performance in CW operation in a common source push-pull test circuit. T
otherwise specified. R
Ruggedness in class-AB operation
The BLF278 is capable of withstanding a load mismatch corresponding to VSWR = 7:1 through all phases under the
following conditions: V
2003 Sep 19
VHF push-pull power MOS transistor
MODE OF OPERATION
CW, class-AB
GS
DS
= 2.8
= 50 V; f = 225 MHz at rated output power.
per section; optimum load impedance per section = 0.74 + j2 ; (V
(MHz)
225
f
V
(V)
50
DS
13
2
I
(A)
DQ
0.5
250
(W)
P
h
L
= 25 C; R
th mb-h
typ. 16
(dB)
>14
G
p
= 0.15 K/W unless
Product Specification
DS
= 50 V).
BLF278
typ. 55
>50
(%)
D