PHILIPS BFQ231

DISCRETE SEMICONDUCTORS
DATA SHEET
BFQ231; BFQ231A
NPN video transistors
Product specification
Supersedes data of November 1995
File under Discrete Semiconductors, SC05
1997 Oct 02
Philips Semiconductors
Product specification
NPN video transistors
BFQ231; BFQ231A
FEATURES
DESCRIPTION
• High breakdown voltages
NPN video transistor in a SOT54
(TO-92) plastic package.
PNP complements: BFQ251 and
BFQ251A.
• Low output capacitance
• High gain bandwidth
• Good thermal stability
• Gold metallization ensures
excellent reliability.
1
page
2
3
MSB033
PINNING
PIN
DESCRIPTION
APPLICATIONS
1
base
• Buffer/driver in high-resolution
colour graphics monitors.
2
collector
3
emitter
Fig.1
Simplified outline
(SOT54; TO-92).
QUICK REFERENCE DATA
SYMBOL
VCBO
VCER
PARAMETER
collector-base voltage
CONDITIONS
MIN.
TYP.
MAX.
UNIT
open emitter
BFQ231
−
−
100
V
BFQ231A
−
−
115
V
collector-emitter voltage
RBE = 100 Ω
BFQ231
−
−
95
V
BFQ231A
−
−
110
V
−
−
300
mA
W
IC
collector current (DC)
Ptot
total power dissipation
Ts ≤ 65 °C; note 1
−
−
1
hFE
DC current gain
IC = 50 mA; VCE = 10 V
20
35
−
fT
transition frequency
IC = 50 mA; VCE = 10 V; Tamb = 25 °C
BFQ231
1
1.4
−
GHz
BFQ231A
0.8
1.2
−
GHz
Note
1. Ts is the temperature at the soldering point of the collector pin, 4 mm from the body.
1997 Oct 02
2
Philips Semiconductors
Product specification
NPN video transistors
BFQ231; BFQ231A
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
VCBO
VCEO
VCER
PARAMETER
collector-base voltage
CONDITIONS
MIN.
MAX.
UNIT
open emitter
BFQ231
−
100
V
BFQ231A
−
115
V
BFQ231
−
65
V
BFQ231A
−
95
V
BFQ231
−
95
V
BFQ231A
−
110
V
−
3
V
collector-emitter voltage
collector-emitter voltage
VEBO
emitter-base voltage
IC
collector current (DC)
Ptot
total power dissipation
Tstg
storage temperature
Tj
junction temperature
open base
RBE = 100 Ω
open collector
−
300
mA
1
W
−65
+150
°C
−
150
°C
Ts ≤ 65 °C; notes 1 and 2; see Fig.3 −
Notes
1. Ts is the temperature at the soldering point of the collector pin, 4 mm from the body.
2. Transistor mounted on a printed-circuit board with a metallized pad area of 10 mm2.
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
VALUE
UNIT
85
K/W
Rth j-s
thermal resistance from junction to soldering point note 1
Rth j-a
thermal resistance from junction to ambient
185
K/W
Rth s-a
thermal resistance from soldering point to ambient
100
K/W
Note
1. Ts is the temperature at the soldering point of the collector pin.
1997 Oct 02
3
Philips Semiconductors
Product specification
NPN video transistors
BFQ231; BFQ231A
CHARACTERISTICS
Tj = 25 °C unless otherwise specified.
SYMBOL
V(BR)CBO
V(BR)CEO
V(BR)CER
PARAMETER
CONDITIONS
collector-base breakdown voltage
MIN.
TYP.
MAX.
UNIT
IC = 0.1 mA; IE = 0
BFQ231
100
−
−
V
BFQ231A
115
−
−
V
BFQ231
65
−
−
V
BFQ231A
95
−
−
V
BFQ231
95
−
−
V
BFQ231A
110
−
−
V
IE = 0.1 mA; IC = 0
3
−
−
V
collector-emitter breakdown voltage IC = 10 mA; IB = 0
collector-emitter breakdown voltage IC = 10 mA; RBE = 100 Ω
V(BR)EBO
emitter-base breakdown voltage
ICES
collector-emitter cut-off current
IB = 0; VCE = 50 V
−
−
100
µA
ICBO
collector-base cut-off current
IE = 0; VCB = 10 V
−
−
20
µA
hFE
DC current gain
IC = 50 mA; VCE = 10 V; see Fig.4 20
35
−
Ccb
collector-base capacitance
IC = ic = 0; VCB = 10 V; f = 1 MHz; −
see Fig.5
1.8
−
pF
fT
transition frequency
IC = 50 mA; VCE = 10 V; see Fig.6
BFQ231
1
1.4
−
GHz
BFQ231A
0.8
1.2
−
GHz
MEA225 - 1
MEA228 - 1
400
handbook,1.2
halfpage
handbook, halfpage
Ptot
(W)
1.0
IC
(mA)
300
0.8
0.6
200
0.4
100
0.2
0
0
0
20
40
60
80
100
VCEO (V)
0
50
100
150
Ts (oC)
Tamb = 25 °C.
Fig.2 DC SOAR.
1997 Oct 02
Fig.3 Power derating curve.
4
200
Philips Semiconductors
Product specification
NPN video transistors
BFQ231; BFQ231A
MEA224
MEA227
50
6
handbook, halfpage
handbook, halfpage
hFE
Ccb
(pF)
40
4
30
20
2
10
0
0
100
200
IC (mA)
0
300
0
Fig.5
MBB476
BFQ231
fT
(GHz)
1.0
BFQ231A
0.5
0
0
50
100
IC (mA)
150
VCE = 10 V; Tamb = 25 °C.
Fig.6
1997 Oct 02
30
40
f = 1 MHz; Tamb = 25 °C.
DC current gain as a function of
collector current; typical values.
handbook,1.5
halfpage
20
VCB (V)
VCE = 10 V; Tamb = 25 °C.
Fig.4
10
Transition frequency as a function of
collector current; typical values.
5
Collector-base capacitance as a function of
collector-base voltage; typical values.
Philips Semiconductors
Product specification
NPN video transistors
BFQ231; BFQ231A
PACKAGE OUTLINE
Plastic single-ended leaded (through hole) package; 3 leads
SOT54
c
E
d
A
L
b
1
e1
2
D
e
3
b1
L1
0
2.5
5 mm
scale
DIMENSIONS (mm are the original dimensions)
UNIT
A
b
b1
c
D
d
E
e
e1
L
L1(1)
mm
5.2
5.0
0.48
0.40
0.66
0.56
0.45
0.40
4.8
4.4
1.7
1.4
4.2
3.6
2.54
1.27
14.5
12.7
2.5
Note
1. Terminal dimensions within this zone are uncontrolled to allow for flow of plastic and terminal irregularities.
OUTLINE
VERSION
SOT54
1997 Oct 02
REFERENCES
IEC
JEDEC
EIAJ
TO-92
SC-43
6
EUROPEAN
PROJECTION
ISSUE DATE
97-02-28
Philips Semiconductors
Product specification
NPN video transistors
BFQ231; BFQ231A
DEFINITIONS
Data sheet status
Objective specification
This data sheet contains target or goal specifications for product development.
Preliminary specification
This data sheet contains preliminary data; supplementary data may be published later.
Product specification
This data sheet contains final product specifications.
Limiting values
Limiting values given are in accordance with the Absolute Maximum Rating System (IEC 134). Stress above one or
more of the limiting values may cause permanent damage to the device. These are stress ratings only and operation
of the device at these or at any other conditions above those given in the Characteristics sections of the specification
is not implied. Exposure to limiting values for extended periods may affect device reliability.
Application information
Where application information is given, it is advisory and does not form part of the specification.
LIFE SUPPORT APPLICATIONS
These products are not designed for use in life support appliances, devices, or systems where malfunction of these
products can reasonably be expected to result in personal injury. Philips customers using or selling these products for
use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such
improper use or sale.
1997 Oct 02
7
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© Philips Electronics N.V. 1997
SCA55
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127027/00/03/pp8
Date of release: 1997 Oct 02
Document order number:
9397 750 02881