BFG425W,135 NXP Semiconductors, BFG425W,135 Datasheet - Page 2

• Manufacturer Part Number: BFG425W,135
• Description: TRANS RF NPN 25GHZ 4.5V SOT343R
• Manufacturer: NXP Semiconductors

Specifications of BFG425W,135

• Package / Case: SC-82A, SOT-343
• Transistor Type: NPN
• Voltage - Collector Emitter Breakdown (max): 4.5V
• Frequency - Transition: 25GHz
• Noise Figure (db Typ @ F): 0.8dB ~ 1.2dB @ 900MHz ~ 2GHz
• Gain: 20dB
• Power - Max: 135mW
• Dc Current Gain (hfe) (min) @ Ic, Vce: 50 @ 25mA, 2V
• Current - Collector (ic) (max): 30mA
• Mounting Type: Surface Mount
• Dc Collector/base Gain Hfe Min: 50
• Dc Current Gain Hfe Max: 120
• Mounting Style: SMD/SMT
• Configuration: Single
• Transistor Polarity: NPN
• Collector- Emitter Voltage Vceo Max: 4.5 V
• Emitter- Base Voltage Vebo: 1 V
• Continuous Collector Current: 25 mA
• Power Dissipation: 135 mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

NXP Semiconductors
FEATURES
 Very high power gain
 Low noise figure
 High transition frequency
 Emitter is thermal lead
 Low feedback capacitance.
APPLICATIONS
 RF front end
 Wideband applications, e.g. analog and digital cellular
 Radar detectors
 Pagers
 Satellite television tuners (SATV)
 High frequency oscillators.
DESCRIPTION
NPN double polysilicon wideband transistor with buried
layer for low voltage applications in a plastic, 4-pin
dual-emitter SOT343R package.
QUICK REFERENCE DATA
2010 Sep 15
V
V
I
P
h
C
f
G
F
SYMBOL
This product is supplied in anti-static packing to prevent damage caused by electrostatic discharge during transport
and handling.
C
T
FE
telephones, cordless telephones (PHS, DECT, etc.)
CBO
CEO
tot
NPN 25 GHz wideband transistor
re
max
collector-base voltage
collector-emitter voltage open base
collector current (DC)
total power dissipation
DC current gain
feedback capacitance
transition frequency
maximum power gain
noise figure
PARAMETER
open emitter
T
I
I
I
I
I
C
C
C
C
C
s
= 25 mA; V
= 0; V
= 25 mA; V
= 25 mA; V
= 2 mA; V
 103 C
CB
= 2 V; f = 1 MHz
CE
CE
CE
CE
= 2 V; f = 2 GHz; 
CAUTION
CONDITIONS
= 2 V; T
= 2 V; f = 2 GHz; T
= 2 V; f = 2 GHz; T
2
PINNING
handbook, halfpage
j
= 25 C
Marking code: P5*
PIN
1
2
3
4
Fig.1 Simplified outline SOT343R.
S
amb
amb
= 
opt
= 25 C 
= 25 C 
emitter
base
emitter
collector
3
2
Top view




50


MIN.
DESCRIPTION
* = - : made in Hong Kong
* = p : made in Hong Kong
* = t : made in Malaysia
MSB842
4
1
Product specification


25

80
95
25
20
1.2
TYP.
BFG425W
10
4.5
30
135
120




MAX.
V
V
mA
mW
fF
GHz
dB
dB
UNIT