bfg541 NXP Semiconductors, bfg541 Datasheet - Page 4

• Manufacturer Part Number: bfg541
• Description: Npn 9 Ghz Wideband Transistor
• Manufacturer: NXP Semiconductors

NXP Semiconductors
CHARACTERISTICS
T
Notes
1. G
2.
3. d
4. I
September 1995
I
h
C
C
C
f
G
S
F
P
ITO
V
d
j
CBO
T
FE
2
SYMBOL
= 25 C unless otherwise specified.
L1
o
e
c
re
NPN 9 GHz wideband transistor
UM
21
f
measured at f
V
f
measured at f
f
measured at f
I
p
p
C
p

C
im
G
p
UM
2
= 900 MHz; f
= 795.25 MHz; f
= 250 MHz; f
= 40 mA; V
= V
= 40 mA; V
UM
= 60 dB (DIN 45004B); I
is the maximum unilateral power gain, assuming S
o
=
; V
10 log
q
collector cut-off current
DC current gain
emitter capacitance
collector capacitance
feedback capacitance
transition frequency
maximum unilateral power gain
(note 1)
insertion power gain
noise figure
output power at 1 dB gain
compression
third order intercept point
output voltage
second order intermodulation
distortion
= V
CE
(2pq)
(pqr)
(pq)
CE
q
q
o
= 902 MHz;
= 560 MHz;
--------------------------------------------------------- - dB.

= 8 V; V
6 dB; V
= 8 V; R
1
q
= 810 MHz
= 898 MHz and at f
–
= 803.25 MHz; f
= 793.25 MHz
PARAMETER
S
11
o
S
r
L
2
= 325 mV; T
= V
 1
21
= 50 ; f = 900 MHz; T

C
2
o
–
= 40 mA; V
6 dB;
S
22
r
2
= 805.25 MHz;

(2pq)
amb
CE
= 25 C;
= 904 MHz.
I
I
I
I
I
I
T
I
T
I
T
I
T

f = 900 MHz; T

f = 900 MHz; T

f = 2 GHz; T
I
f = 900 MHz; T
note 2
note 3
note 4
= 8 V; Z
E
C
C
E
C
C
C
C
c
c
amb
amb
amb
amb
s
s
s
= 40 mA; V
= 40 mA; V
= 0; V
= i
= 40 mA; V
= i
= 0; V
= 40 mA; V
= 40 mA; V
= 40 mA; V
= 
= 
= 
c
e
amb
= 25 C
= 25 C
= 25 C
= 25 C
opt
opt
opt
= 0; V
= 0; V
L
CB
CB
; I
; I
; I
= 25 C;
= Z
4
12
C
C
C
= 8 V
= 8 V; f = 1 MHz
CONDITIONS
CB
= 10 mA; V
= 40 mA; V
= 10 mA; V
amb
EB
is zero and
s
CE
CE
CE
CE
CE
CE
= 75 ; T
amb
amb
amb
= 8 V; f = 1 MHz
= 0.5 V; f = 1 MHz
= 25 C
= 8 V; f = 900 MHz;
= 8 V; R
= 8 V
= 8 V; f = 1 GHz;
= 8 V; f = 900 MHz;
= 8 V; f = 2 GHz;
= 25 C
= 25 C
= 25 C
CE
CE
CE
amb
L
= 50 
= 8 V;
= 8 V;
= 8 V;
= 25 C;

60






13







MIN.

120
2
1
0.7
9
15
9
14
1.3
1.9
2.1
21
34
500
50
TYP. MAX.
Product specification
BFG541
50
250







1.8
2.4





nA
pF
pF
pF
GHz
dB
dB
dB
dB
dB
dB
dBm
dBm
mV
dB
UNIT