Thank you for your shop manual! Your help was very useful - the device is repaired! Once again - Thank you! I wish you a successful business! Edward (Russia).
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Philips Semiconductors
30 W class-AB ampli�er with the BLV2045 for 1930 � 1990 MHz (PCS)
Application Note AN98023
MBK418
40 handbook, halfpage PL (W) 30
1900 MHz 20
1990 MHz
10
0 0 2 4 6 Pi (W) 8
VCE = 26 V; Icq = 80 mA.
Fig.4 Output power as a function of input power; typical values.
MBK419
handbook, halfpage
10 Gp
1900 MHz 1990 MHz
(dB) 8
6
4
2
0 0 10 20 30 PL (W) 40
VCE = 26 V; Icq = 80 mA.
Fig.5 Power gain versus output power; typical values.