PHILIPS BFQ255A

DISCRETE SEMICONDUCTORS
DATA SHEET
BFQ255; BFQ255A
PNP video transistors
Product specification
Supersedes data November 1995
File under Discrete Semiconductors, SC05
1997 Oct 02
Philips Semiconductors
Product specification
PNP video transistors
BFQ255; BFQ255A
FEATURES
DESCRIPTION
• High breakdown voltages
PNP video transistor in a SOT128B
(TO-202) plastic package.
NPN complements: BFQ235 and
BFQ235A.
• Low output capacitance
• High gain bandwidth
• Good thermal stability
• Gold metallization ensures
excellent reliability.
page
PINNING
PIN
DESCRIPTION
APPLICATIONS
1
emitter
• Buffer/driver in high-resolution
colour graphics monitors.
2
collector
3
base
1
2
3
MGA323
Fig.1
Simplified outline
(SOT128B; TO-202).
QUICK REFERENCE DATA
SYMBOL
VCBO
VCER
PARAMETER
collector-base voltage
CONDITIONS
MIN.
TYP.
MAX.
UNIT
open emitter
BFQ255
−
−
−100
V
BFQ255A
−
−
−115
V
BFQ255
−
−
−95
V
BFQ255A
−
−
−110
V
−
−
−300
mA
W
collector-emitter voltage RBE = 100 Ω
IC
collector current (DC)
Ptot
total power dissipation
Ts ≤ 100 °C; note 1
−
−
3
hFE
DC current gain
IC = −50 mA; VCE = −10 V; Tamb = 25 °C
20
30
−
fT
transition frequency
IC = −50 mA; VCE = −10 V; f = 100 MHz;
Tamb = 25 °C
1
1.3
−
GHz
0.8
1.2
−
GHz
BFQ255
BFQ255A
Note
1. Ts is the temperature at the soldering point of the collector pin.
1997 Oct 02
2
Philips Semiconductors
Product specification
PNP video transistors
BFQ255; BFQ255A
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
BFQ255
−
−100
V
BFQ255A
−
−115
V
BFQ255
−
−65
V
BFQ255A
−
−95
V
BFQ255
−
−95
V
BFQ255A
−
−110
V
open collector
−
−3
V
−
−300
mA
Ts ≤ 100 °C; note 1; see Fig.3
−
3
W
collector-emitter voltage
collector-emitter voltage
open base
RBE = 100 Ω
VEBO
emitter-base voltage
IC
collector current (DC)
Ptot
total power dissipation
Tstg
storage temperature
−65
+150
°C
Tj
junction temperature
−
175
°C
Note
1. Ts is the temperature at the soldering point of the collector pin.
THERMAL CHARACTERISTICS
SYMBOL
Rth j-s
PARAMETER
CONDITIONS
thermal resistance from junction to soldering point Ts ≤ 100 °C; note 1
Note
1. Ts is the temperature at the soldering point of the collector pin.
1997 Oct 02
3
VALUE
UNIT
25
K/W
Philips Semiconductors
Product specification
PNP video transistors
BFQ255; BFQ255A
CHARACTERISTICS
Tj = 25 °C unless otherwise specified.
SYMBOL
V(BR)CBO
V(BR)CEO
PARAMETER
CONDITIONS
MIN.
TYP.
MAX. UNIT
BFQ255
−100
−
−
V
BFQ255A
−115
−
−
V
BFQ255
−66
−
−
V
BFQ255A
−95
−
−
V
BFQ255
−95
−
−
V
BFQ255A
−110
−
−
V
IE = −0.1 mA; IC = 0
−3
−
−
V
collector-base breakdown voltage
IC = −0.1 mA; IE = 0
collector-emitter breakdown voltage IC = −10 mA; IB = 0
collector-emitter breakdown voltage IC = −10 mA; RBE = 100 Ω
V(BR)CER
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 = −50 V
−
−
−20
µA
hFE
DC current gain
IC = −50 mA; VCE = −10 V;
Tamb = 25 °C; see Fig.4
20
30
−
Ccb
collector-base capacitance
IC = 0; VCB = −10 V; f = 1 MHz;
see Fig.5
−
2
−
pF
fT
transition frequency
IC = −50 mA; VCE = −10 V;
f = 100 MHz; Tamb = 25 °C; see Fig.6 1
1.3
−
GHz
1.2
−
GHz
BFQ255
BFQ255A
0.8
MEA333
−500
IC
(mA)
MBB888
4
handbook, halfpage
handbook, halfpage
Ptot
(W)
−400
3
−300
2
−200
1
−100
0
0
−20
−40
0
−60
−80
VCEO (V)
0
100
150
200
Ts (oC)
Fig.2 DC SOAR.
1997 Oct 02
50
Fig.3 Power derating curve.
4
Philips Semiconductors
Product specification
PNP video transistors
BFQ255; BFQ255A
MEA332
50
MEA331
6
handbook, halfpage
handbook, halfpage
Ccb
(pF)
hFE
5
40
4
30
3
20
2
10
0
−100
−200
IC (mA)
1
−300
VCE = −10 V; Tamb = 25 °C.
Fig.4
Fig.5
MEA330
2.0
handbook, halfpage
fT
(GHz)
1.5
BFQ255
BFQ255A
0.5
0
−50
−100
IC (mA)
−150
VCE = −10 V; f = 100 MHz; Tamb = 25 °C.
Fig.6
1997 Oct 02
−10
−20
−30
−40
VCB (V)
f = 1 MHz; Tamb = 25 °C.
DC current gain as a function of
collector current; typical values.
1.0
0
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
PNP video transistors
BFQ255; BFQ255A
PACKAGE OUTLINE
Plastic single-ended leaded (through hole) package; with cooling fin, mountable to heatsink,
1 mounting hole; 3 leads (in-line)
SOT128B
E1
c1
P
P1
HE
D
L1
L2
L
1
2
3
bp
c
w M
Q
e1
A
e
E
0
5
10 mm
scale
DIMENSIONS (mm are the original dimensions)
UNIT
A
bp
c
c1
D
E
E1
e
e1
HE
L
L1
L2(1)
max
P
P1
Q
w
mm
4.6
4.4
0.8
0.6
0.65
0.5
0.56
0.46
8.6
8.4
10.1
9.9
10.4
10.0
5.08
2.54
24.2
23.8
13.3
12.2
2.4
2.0
2.5
3.8
3.6
3.9
3.7
1.7
1.5
0.25
Note
1. Plastic flash allowed within this zone
OUTLINE
VERSION
SOT128B
1997 Oct 02
REFERENCES
IEC
JEDEC
EIAJ
EUROPEAN
PROJECTION
ISSUE DATE
97-02-28
TO-202
6
Philips Semiconductors
Product specification
PNP video transistors
BFQ255; BFQ255A
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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127027/00/02/pp8
Date of release: 1997 Oct 02
Document order number:
9397 750 02889