CDIL BF495 Npn silicon planar epitaxial rf transistor Datasheet

IS/ISO 9002
Lic# QSC/L- 000019.2
Continental Device India Limited
An IS/ISO 9002 and IECQ Certified Manufacturer
NPN SILICON PLANAR EPITAXIAL RF TRANSISTORS
BF494
BF495
TO-92
Plastic Package
High Voltage Video Transistors
ABSOLUTE MAXIMUM RATINGS(Ta=25ºC unless specified otherwise)
DESCRIPTION
SYMBOL
Value
UNITS
Collector Emitter Voltage
VCEO
20
V
Collector Base Voltage
VCBO
30
V
Emitter Base Voltage
VEBO
5
V
IC
30
mA
Collector Current(peak value)
ICM
30
mA
Total Power dissipation up to
Tamb = 25ºC
Operating And Storage Junction
Temperature Range
Ptot
300
Tj, Tstg
-55 to +150
mW
mW/ºC
ºC
Rth(j-a)
420
K/W
Collector Current (DC)
THERMAL RESISTANCE
Junction to ambient
ELECTRICAL CHARACTERISTICS (Ta=25ºC Unless Otherwise Specified)
DESCRIPTION
SYMBOL TEST CONDITION
Min
ICBO
VCB=20V,IE=0
Collector Cut- off Current
ICBO
Collector Cut - off Current
VCB=20V,IE=0
Ta =150 ºC
VEB=4V, IC=0
Max
500
UNITS
nA
4.0
500
µA
nA
V
EmitterCut off Current
IEBO
Base Emitter Voltage
DC Current Gain
VBE(ON)
VCE=10V,IC=1mA
0.65
0.74
hFE *
IC=1mA,VCE=10V
67
200
110
35
65
40
221
500
215
125
135
85
BF494
BF494A
BF494B
BF 495
BF 495C
BF 495D
Continental Device India Limited
Data Sheet
Page 1 of 4
NPN SILICON PLANAR EPITAXIAL RF TRANSISTORS
BF494
BF495
TO-92
Plastic Package
ELECTRICAL CHARACTERISTICS (Ta=25ºC Unless Specified Otherwise)
DESCRIPTION
SYMBOL TEST CONDITION
Min
DYNAMIC CHARACTERISTICS
Transition Frequency
fT
IC=1mA, VCE=10V
Cre
VCE=10V, IC=1mA
f=4.5MHz
*VBE decreases by about 1.7mV/K with increasing temperature.
Feedback Capacitance
Continental Device India Limited
Data Sheet
Max
120
UNITS
MHz
1.0
pF
Page 2 of 4
BF494
BF495
TO-92
Plastic Package
TO-92 Plastic Package
B
Ammo Pack Style
Uncontrolled
MECHANICAL DATA
h
P
T
h
(p)
A1
LABEL
H1
Carrier
Strip
FLAT SIDE
183
mm
A
A
W2
H0
L
Wo
W1
W
331m
m
t1
F1
t
1
F2
F
4
mm2
Do
P2
Po
K
2
3
D
A A
C
3 2 1
H
F
F
ITEM
3
2
1
SEC AA
G
PIN CONFIGURATION
1. BASE
2. EMITTER
3. COLLECTOR
Flat Side of Transistor and
Adhesive Tape Visible
2000 pcs./Ammo Pack
All dimensions in mm unless specified otherwise
D
E
Beyond 'L'
Solderability Ensured
D
FEE
Adhesive Tape on Top Side
L
Dimension With 'L'
TO-92 Transistors on Tape and Ammo Pack
DIM
MIN.
MAX.
A
B
C
D
4.32
4.45
3.18
0.41
5.33
5.20
4.19
0.55
E
F
G
H
0.35
0.50
5 DEG
1.14
1.40
1.14
1.53
K
L
12.70
1.982
All diminsions in mm.
—
2.082
SYMBOL
BODY WIDTH
BODY HEIGHT
BODY THICKNESS
PITCH OF COMPONENT
FEED HOLE PITCH
A1
A
T
P
Po
FEED HOLE CENTRE TO
COMPONENT CENTRE
P2
DISTANCE BETWEEN OUTER
LEADS
COMPONENT ALIGNMENT
TAPE WIDTH
HOLD-DOWN TAPE WIDTH
HOLE POSITION
F
h
W
Wo
W1
HOLD-DOWN TAPE POSITION
LEAD WIRE CLINCH HEIGHT
COMPONENT HEIGHT
LENGTH OF SNIPPED LEADS
FEED HOLE DIAMETER
TOTAL TAPE THICKNESS
LEAD - TO - LEAD DISTANCEF1,
W2
Ho
H1
L
Do
t
F2
CLINCH HEIGHT
PULL - OUT FORCE
H2
(P)
SPECIFICATION
REMARKS
MIN. NOM. MAX. TOL .
4.8
4.0
5.2
4.8
4.2
3.9
12.7
±1
12.7
±0.3 CUMULATIVE PITCH
ERROR 1.0 mm/20
PITCH
6.35
±0.4 TO BE MEASURED AT
BOTTOM OF CLINCH
+0.6
5.08
-0.2
0
1
AT TOP OF BODY
18
±0.5
6
±0.2
9
+0.7
-0.5
0.5
±0.2
16
±0.5
23.25
11.0
4
±0.2
1.2
t1 0.3 - 0.6
2.54
+0.4
-0.1
3
6N
NOTES
1. MAXIMUM ALIGNMENT DEVIATION BETWEEN LEADS NOT TO BE GREATER THAN 0.2 mm.
2. MAXIMUM NON-CUMULATIVE VARIATION BETWEEN TAPE FEED HOLES SHALL NOT EXCEED 1 mm IN 20
PITCHES.
3. HOLDDOWN TAPE NOT TO EXCEED BEYOND THE EDGE(S) OF CARRIER TAPE AND THERE SHALL BE NO
EXPOSURE OF ADHESIVE.
4. NO MORE THAN 3 CONSECUTIVE MISSING COMPONENTS ARE PERMITTED.
5. A TAPE TRAILER, HAVING AT LEAST THREE FEED HOLES ARE REQUIRED AFTER THE LAST COMPONENT.
6. SPLICES SHALL NOT INTERFERE WITH THE SPROCKET FEED HOLES.
Packing Detail
PACKAGE
TO-92 Bulk
TO-92 T&A
STANDARD PACK
Details
Net Weight/Qty
1K/polybag
200 gm/1K pcs
2K/ammo box
645 gm/2K pcs
Continental Device India Limited
INNER CARTON BOX
Size
Qty
3" x 7.5" x 7.5"
5K
12.5" x 8" x 1.8"
2K
Data Sheet
OUTER CARTON BOX
Size
Qty
Gr Wt
17" x 15" x 13.5"
80K
23 kgs
17" x 15" x 13.5"
32K
12.5 kgs
Page 3 of 4
Notes
BF494
BF495
TO-92
Plastic Package
Disclaimer
The product information and the selection guides facilitate selection of the CDIL's Discrete Semiconductor Device(s) best suited
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CDIL is a registered Trademark of
Continental Device India Limited
C-120 Naraina Industrial Area, New Delhi 110 028, India.
Telephone + 91-11-579 6150 Fax + 91-11-579 9569, 579 5290
www.cdil.com
e-mail [email protected]
Continental Device India Limited
Data Sheet
Page 4 of 4
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