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Transys
Electronics
LIMITED
EPITAXIAL SILICON POWER TRANSISTORS
BD433 BD435 BD437 BD439 BD441 NPN
BD434 BD436 BD438 BD440 BD442 PNP
EC
B
TO126 Plastic Package
Intended for use in Medium Power Linear and Switching Applications
ABSOLUTE MAXIMUM RATINGS DESCRIPTION SYMBOL Collector Base Voltage Collector Emitter Voltage Collector Emitter Voltage Emitter Base Voltage Collector Current Base Current Total Dissipation @ TC=25C Total Dissipation @ Ta=25C Derate above 25C Operating and Storage Junction Temperature Range THERMAL RESISTANCE Junction to Case Junction to Ambient in free air Rth (j-c) Rth (j-a) 3.5 100 C/W C/W VCBO VCES VCEO VEBO IC IB PD PD 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 - 65 to 150 BD439 BD440 60 60 60 BD441 BD442 80 80 80 UNIT V V V V A A A W W mW/ C C
Collector Peak Current (t=10ms_ ICM
Tj, Tstg
ELECTRICAL CHARACTERISTICS (Ta=25C unless specified otherwise) TEST CONDITION DESCRIPTION SYMBOL BD433 BD435 BD437 BD439 BD441 BD434 BD436 BD438 BD440 BD442 VCB=Rated VCBO, IE=0 ICBO Collector Cut off Current <100 <100 <100 <100 <100 Collector Cut off Current Emitter Cut off Current Collector Emitter Sustaining Voltage Collector Emitter Saturation Voltage Base Emitter On Voltage ICES IEBO *VCEO (sus) *VCE (sat) VBE=0, VCE=Rated VCES VEB=5V, IC=0 IC=100mA, IB=0 IC=2.0A, IB=0.2A <100 <1.0 >22 <0.5 <100 <1.0 >32 <0.5 <100 <1.0 >45 <0.6 typ 0.58 <1.1 <1.1 <1.2 <1.5 <1.5 <100 <1.0 >60 <0.8 <100 <1.0 >80 <0.8
UNIT A A mA V V V V
*VBE (on) IC=10mA, VCE=5V ALL IC=2.0A, VCE=1V
EPITAXIAL SILICON POWER TRANSISTORS
BD433 BD435 BD437 BD439 BD441 NPN
BD434 BD436 BD438 BD440 BD442 PNP
EC
B
TO126 Plastic Package
ELECTRICAL CHARACTERISTICS (TC=25C unless specified otherwise) TEST CONDITION DESCRIPTION SYMBOL BD433 BD435 BD437 BD439 BD441 BD434 BD436 BD438 BD440 BD442 IC=10mA, VCE=5V *hFE >40 >40 >30 >20 >15 DC Current Gain 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 I =500mA, V =1V ALL C CE Pairs IC=250mA, VCE=1V ALL fT <1.4 >3.0
UNIT
MHz
*Pulsed Pulse Duration=300s, Duty Cycle=1.5%
BD433 BD435 BD437 BD439 BD441 NPN
BD434 BD436 BD438 BD440 BD442 PNP
TO126 Plastic Package TO-126 (SOT-32) Plastic Package
A N P B C
DIM A B C D E
MIN 7.4 10.5 2.4 0.7 0.49
MAX 7.8 10.8 2.7 0.9 0.75
2.25 TYP. 4.5 TYP. 15.7 TYP. 1.27 TYP. 3.75 TYP. 3.0 3.2 1 2 3
S
F G
1 2 3
L
L
Pin Configuration 1. Emitter 2. Collector 3. Base
M N P
D F G M
E
2.5 TYP. S All dimensions in mm.
TO-126 TUBE PACKING
0.50 532.00 0.10 o5.90 THRU (2 NOS) MARKING SIDE +0 -1.00 390.00 0.05 o3.10 THRU (2 NOS) 0.65 71.00 3.70 MARKING SIDE
A
R 0.50 12.00
AMMO PACK SIZE
0.20 33.00 1.30
1.00
1.20
92.0
Label
5 38
.0 0
10.0 1.0
A
SECTION AA
75.0
20 Tubes/Ammo Pack 1000 Pcs./Ammo Pack
3.0
3.5 1.2 3.0
PRINTING AREA 0.1 o5.50 3.0
3CP 66382 ANTISTATICz
6.0 2 9.0 4 20.0 7.0
03
3 7.0 3.5 7.0
PVC
6.0
ARROW
GENERAL TOLERANCE 0 mm 0.01 mm 30.01 mm 120.01 mm ABOVE 5 mm 30 mm 3.0 0.1 0.2 120 mm 0.3 315 mm 0.5 315 mm 0.8 ANGULAR
+0 -0.1 3.0
6.5
11.0
+0 -0.1 1.0 3.0
3.35
MATL:- PVC BLACK WITH ANTISTATIC DIPPING
END PIN (2 PCS/TUBE)
1.0
0' 30"
DIN SYMBOL
All dimensions in mm
Notes: 1. All print in black. 2. All text in Helvetia medium font.
Packing Detail
PACKAGE Details TO-126 Bulk TO-126 Tube STANDARD PACK Net Weight/ Qty Size 3" x 7.5" x 7.5" 3" x 3.7" x 21.5" 500 pcs/ polybag 340 gm/ 500 pcs 50 pcs/ tube 73 gm/ pcs 50 INNER CARTON BOX Qty 2K 1K Size 17" x 15" x 13.5" 19" x 19" x 19" OUTER CARTON BOX Qty 32K 10K Gr Wt 31 kgs 15 kgs
+0 -0.1 3.3
0.10 11.95 +0.1 R2.5 -0 7.6

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