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Continental Device India Limited
An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company
EPITAXIAL SILICON POWER TRANSISTORS
ECB
BD433 BD435 BD437 BD439 BD441 NPN
BD434 BD436 BD438 BD440 BD442 PNP
TO126 Plastic Package
Intended for use in Medium Power Linear and Switching Applications
ABSOLUTE MAXIMUM RATINGS
DESCRIPTION
SYMBOL
Collector Base Voltage
VCBO
Collector Emitter Voltage
VCES
Collector Emitter Voltage
VCEO
Emitter Base Voltage
VEBO
Collector Current
IC
Collector Peak Current (t=10ms_ ICM
Base Current
IB
Total Dissipation @ TC=25ºC
PD
Total Dissipation @ Ta=25ºC Derate above 25ºC
PD
Operating and Storage Junction Temperature Range
Tj, Tstg
BD433 BD434
22 22 22
BD435 BD436
32 32 32
BD437 BD438
45 45 45 5.0 4.0 7.0 1.0
36.0 1.25 10
BD439 BD440
60
60 60
- 65 to 150
BD441 BD442
80 80 80
UNIT
V V V V A A A W W mW/ ºC
ºC
THERMAL RESISTANCE Junction to Case Junction to Ambient in free air
Rth (j-c) Rth (j-a)
3.5 100
ºC/W ºC/W
ELECTRICAL CHARACTERISTICS (Ta=25ºC unless specified otherwise)
DESCRIPTION
SYMBOL TEST CONDITION BD433 BD435 BD437 BD439 BD441
Collector Cut off Current Collector Cut off Current Emitter Cut off Current Collector Emitter Sustaining Voltage
BD434 BD436 BD438 BD440 BD442
ICBO VCB=Rated VCBO, IE=0 <100 <100 <100 <100 <100
ICES VBE=0, VCE=Rated VCES <100 <100 <100 <100 <100
IEBO
VEB=5V, IC=0
<1.0 <1.0 <1.0 <1.0 <1.0
*VCEO (sus)
IC=100mA, IB=0
>22 >32 >45 >60 >80
Collector Emitter Saturation Voltage
*VCE (sat)
IC=2.0A, IB=0.2A
<0.5 <0.5 <0.6 <0.8 <0.8
Base Emitter On Voltage
*VBE (on) IC=10mA, VCE=5V ALL
typ 0.58
IC=2.0A, VCE=1V
<1.1 <1.1 <1.2 <1.5
<1.5
UNIT
µA µA mA V
V
V V
Continental Device India Limited
Data Sheet
Page 1 of 4
EPITAXIAL SILICON POWER TRANSISTORS ECB
BD433 BD435 BD437 BD439 BD441 NPN
BD434 BD436 BD438 BD440 BD442 PNP
TO126 Plastic Package
ELECTRICAL CHARACTERISTICS (TC=25ºC unless specified otherwise)
DESCRIPTION
SYMBOL TEST CONDITION BD433 BD435 BD437 BD439 BD441
DC Current Gain
BD434 BD436 BD438 BD440 BD442
*hFE
IC=10mA, VCE=5V
>40 >40 >30 >20 >15
IC=500mA, VCE=1V >85 >85 >85 >40 >40
IC=2.0A, VCE=1V
>50 >50 >40 >25 >15
*hFE1 / hFE2
Current Gain Bandwidth Product
Matched IC=500mA, VCE=1V ALL Pairs fT IC=250mA, VCE=1V ALL
<1.4 >3.0
*Pulsed Pulse Duration=300µs, Duty Cycle=1.5%
UNIT MHz
Continental Device India Limited
Data Sheet
Page 2 of 4
A N P
S
1 2 3 D
E G
±0.10 ø5.90 THRU (2 NOS)
TO-126 (SOT-32) Plastic Package
C
DIM MIN MAX A 7.4 7.8 B 10.5 10.8 B C 2.4 2.7 D 0.7 0.9 E 2.25 TYP.
F 0.49 0.75
G 4.5 TYP.
L 15.7 TYP. L M 1.27 TYP.
N 3.75 TYP. P 3.0 3.2 S 2.5 TYP. F All dimensions in mm.
12 3
M
TO-126 TUBE PACKING
±0.50 532.00
MARKING SIDE
+0
-1.00
390.00
±0.05 ø3.10 THRU (2 NOS)
A
71.00
3.70 MARKING SIDE
0.65
R 0.50
BD433 BD435 BD437 BD439 BD441 NPN
BD434 BD436 BD438 BD440 BD442 PNP
TO126 Plastic Package
Pin Configuration 1. Emitter 2. Collector 3. Base
AMMO PACK SIZE
12.00
±0.20 33.00
1.30
1.0 1.0
3.0 1.2 3.0
3.0
1.20
1.00
92.0
Label
538.00
10.0
A
SECTION AA
75.0
20 Tubes/Ammo Pack 1000 Pcs./Ammo Pack
±0.1 ø5.50 +0 -0.1 3.0
+0 3.3-0.1
3.0 3.5
PRINTING AREA
±0.10
11.95
+0.1 7.6 -0
R2.5
ARROW
3CP 66382 ANTISTATICz
03 PVC
6.5 11.0 6.0 2 9.0 4
20.0
7.0 3 7.0 3.5 7.0 6.0
GENERAL TOLERANCE 0 mm 0.01 mm 30.01 mm 120.01 mm ABOVE
ANGULAR 5 mm 30 mm 120 mm 315 mm 315 mm
+0 3.35
-0.1 1.0
MATL:- PVC BLACK WITH ANTISTATIC DIPPING
END PIN (2 PCS/TUBE)
3.0 DIN SYMBOL
±0.1 ±0.2
±0.3
±0.5
All dimensions in mm
Packing Detail
±0.8
±0' 30"
Notes: 1. All print in black. 2. All text in Helvetia medium font.
PACKAGE
TO-126 Bulk TO-126 Tube
STANDARD PACK
Details
Net Weight/Qty
500 pcs/polybag 340 gm/500 pcs
50 pcs/tube
73 gm/50 pcs
INNER CARTON BOX
Size
Qty
3" x 7.5" x 7.5" 3" x 3.7" x 21.5"
2K 1K
OUTER CARTON BOX
Size
Qty Gr Wt
17" x 15" x 13.5" 19" x 19" x 19"
32K 10K
31 kgs 15 kgs
Continental Device India Limited
Data Sheet
Page 3 of 4
Notes
BD433 BD435 BD437 BD439 BD441 NPN
BD434 BD436 BD438 BD440 BD442 PNP
TO126 Plastic Package
Disclaimer
The product information and the selection guides facilitate selection of the CDIL's Discrete Semiconductor Device(s) best suited for application in your product(s) as per your requirement. It is recommended that you completely review our Data Sheet(s) so as to confirm that the Device(s) meet functionality parameters for your application. The information furnished in the Data Sheet and on the CDIL Web Site/CD are believed to be accurate and reliable. CDIL however, does not assume responsibility for inaccuracies or incomplete information. Furthermore, CDIL does not assume liability whatsoever, arising out of the application or use of any CDIL product; neither does it convey any license under its patent rights nor rights of others. These products are not designed for use in life saving/support appliances or systems. CDIL customers selling these products (either as individual Discrete S.