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BFU690F_15 Datasheet, PDF (1/12 Pages) NXP Semiconductors – NPN wideband silicon RF transistor
BFU690F
NPN wideband silicon RF transistor
Rev. 2 — 14 March 2014
Product data sheet
1. Product profile
1.1 General description
NPN silicon microwave transistor for high speed, low noise applications in a plastic, 4-pin
dual-emitter SOT343F package.
1.2 Features and benefits
 Low noise high linearity microwave transistor
 High output third-order intercept point 34 dBm at 1.8 GHz
 40 GHz fT silicon technology
1.3 Applications
 Ka band oscillators DRO’s
 C-band high output buffer amplifier
 ZigBee
 LTE, cellular, UMTS
1.4 Quick reference data
Table 1. Quick reference data
Symbol Parameter
Conditions
Min Typ Max Unit
VCBO
VCEO
VEBO
IC
Ptot
hFE
CCBS
fT
Gp(max)
NF
PL(1dB)
collector-base voltage
open emitter
-
collector-emitter voltage
open base
-
emitter-base voltage
open collector
-
collector current
-
total power dissipation
Tsp  85 C
[1] -
DC current gain
IC = 20 mA; VCE = 2 V; Tj = 25 C
90
collector-base capacitance
VCB = 2 V; f = 1 MHz
-
transition frequency
IC = 60 mA; VCE = 1 V; f = 2 GHz;
-
Tamb = 25 C
maximum power gain
IC = 60 mA; VCE = 1 V; f = 1.8 GHz;
[2] -
Tamb = 25 C
noise figure
IC = 15 mA; VCE = 2 V; f = 1.8 GHz; S = opt -
output power at 1 dB gain compression IC = 70 mA; VCE = 4 V; ZS = ZL = 50 ;
-
f = 1.8 GHz; Tamb = 25 C
- 16 V
- 5.5 V
- 2.5 V
70 100 mA
- 490 mW
135 180
404 - fF
18 - GHz
20.5 - dB
0.65 -
22 -
dB
dBm
[1] Tsp is the temperature at the solder point of the emitter lead.
[2] Gp(max) is the maximum power gain, if K > 1. If K < 1 then Gp(max) = Maximum Stable Gain (MSG).