MCC
TM
Micro Commercial Components
omponents
20736 Marilla Street Chatsworth
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BD434/BD436/BD438
Features
•
•
•
•
•
•
x
PNP Silicon
Power Transistors
Intended for use in medium power near and switching applications
With TO-126 package
The complementary NPN type is BD433, BD435, BD437
Lead Free Finish/RoHS Compliant (Note1) ("P" Suffix designates
RoHS Compliant. See ordering information)
Epoxy meets UL 94 V-0 flammability rating
Moisure Sensitivity Level 1
Marking: Type Number
Maximum Ratings
Symbol
VCEO
VCBO
VEBO
IC
PC
TJ
TSTG
Rating
Collector-Emitter Voltage
Collector-Base Voltage
Emitter-Base Voltage
K
A
BD434
BD436
BD438
BD434
BD436
BD438
BD434
BD436
BD438
Collector Current
Collector power dissipation
Junction Temperature
Storage Temperature
Rating
-22
-32
-45
-22
-32
-45
N
Unit
V
V
D
E
M
B
V
-5.0
-4.0
1.25
-55 to +150
-55 to +150
1
A
W
к
к
2
3
L
G
Electrical Characteristics @ 25OC Unless Otherwise Specified
Symbol
Parameter
Min
Max
Units
OFF CHARACTERISTICS
V(BR)CEO
V(BR)CBO
V(BR)EBO
ICBO
ICEO
IEBO
C
Collector-Emitter Breakdown Voltage
BD434
(IC=-10mAdc, IB=0)
BD436
BD438
Collector-Base Breakdown Voltage
BD434
(IC=-1mAdc, IE=0)
BD436
BD438
Emitter-Base Breakdown Voltage
(IE=-1mAdc, IC=0)
Collector-Base Cutoff Current
BD434
(VCB=-22Vdc,IE=0)
(VCB=-32Vdc,IE=0)
BD436
BD438
(VCB=-45Vdc,IE=0)
Collector-Base Cutoff Current
(VCE=-22Vdc,IE=0)
BD434
BD436
(VCE=-32Vdc,IE=0)
BD438
(VCE=-45Vdc,IE=0)
Emitter-Base Cutoff Current
(VEB=-5.0Vdc, IC=0)
-22
-32
-45
-------
-22
-32
-45
-------
-5
---
Vdc
---
-100
uAdc
Vdc
Q
PIN 1.
PIN 2.
PIN 3.
J
EMITTER
COLLECTOR
BASE
DIMENSIONS
---
-100
uAdc
---
-1.0
mAdc
Notes: 1. High Temperature Solder Exemption Applied, see EU Directive Annex Notes 7.
Revision: A
F
Vdc
L
M
N
Q
0.291
0.307
0.417
0.433
0.602
0.618
4
1
0.118
0.126
0.026
0.034
0.046
0.054
0.090TYP
0.098
0.114
0.083
0.091
0.000
0.012
0.043
0.059
0.018
0.024
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7.40
7.80
10.60
11.00
15.30
15.70
3.90
4.10
3.00
3.20
0.66
0.86
1.17
1.37
2.290TYP
2.50
2.90
2.10
2.30
0.00
0.30
1.10
1.50
0.45
0.60
2011/01/01
MCC
BD434, BD436, BD438
TM
Micro Commercial Components
ON CHARACTERISTICS
hFE-1
hFE-2
hFE-3
VCE(sat)
DC Current Gain
(IC=-500mAdc, VCE=-1.0Vdc)
DC Current Gain
(IC=-10mAdc, VCE=-5.0Vdc)
DC Current Gain
(IC=-2Adc, VCE=-1.0Vdc)
Collector-Emitter Saturation Voltage
(IC=-2.0Adc, IB=-0.2Adc)
VBE
fT
Base-Emitter Voltage
(VCE=-1.0Vdc,IC=-2.0Adc)
85
---
---
BD434/BD436
BD438
40
30
-----
---
BD434/BD436
BD438
50
40
-----
----
BD434/BD436
BD438
-0.5
-0.6
-----
Vdc
BD434/BD436
BD438
-1.1
-1.2
-----
Vdc
3.0
---
MHz
Transition Frequency
(IC=-250mAdc, VCE=-1.0Vdc)
Revision: A
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2 of 3
2011/01/01
MCC
TM
Micro Commercial Components
Ordering Information :
Device
Packing
Part Number-BP
Bulk;1Kpcs/Box
***IMPORTANT NOTICE***
Micro Commercial Components Corp. reserves the right to make changes without further notice to any product herein to
make corrections, modifications , enhancements , improvements , or other changes . Micro Commercial Components
Corp . does not assume any liability arising out of the application or use of any product described herein; neither does it
convey any license under its patent rights ,nor the rights of others . The user of products in such applications shall assume all
risks of such use and will agree to hold Micro Commercial Components Corp . and all the companies whose products are
represented on our website, harmless against all damages.
***LIFE SUPPORT***
MCC's products are not authorized for use as critical components in life support devices or systems without the express written
approval of Micro Commercial Components Corporation.
***CUSTOMER AWARENESS***
Counterfeiting of semiconductor parts is a growing problem in the industry. Micro Commercial Components (MCC) is taking
strong measures to protect ourselves and our customers from the proliferation of counterfeit parts. MCC strongly encourages
customers to purchase MCC parts either directly from MCC or from Authorized MCC Distributors who are listed by country on
our web page cited below. Products customers buy either from MCC directly or from Authorized MCC Distributors are genuine
parts, have full traceability, meet MCC's quality standards for handling and storage. MCC will not provide any warranty
coverage or other assistance for parts bought from Unauthorized Sources. MCC is committed to combat this global
problem and encourage our customers to do their part in stopping this practice by buying direct or from authorized
distributors.
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Revision: A
3 of 3
2011/01/01