October 2006 Rev 1 1/11
11
Order codes
Part number Marking Package Packing
MD2103DFX MD2103DFX ISOWATT218FX Tube
MD2103DFX
High voltage NPN power transistor for standard
definition CRT display
General features
State-of-the-art technology:
Diffused collector “enhanced generation”
More stable performance versus operating
temperature variation
Low base drive requirement
Tighter h
FE
range at operating collector current
Fully insulated power package U.L. compliant
Integrated free wheeling diode
In compliance with the 2002/93/EC European
Directive
Description
The MD2103DFX is manufactured using Diffused
Collector in Planar technology adopting new and
enhanced high voltage structure.
The new MD product series show improved
silicon efficiency briging updated performance to
the horizontal deflection stage.
Applications
Horizontal deflection output for TV
Internal schematic diagram
ISOWATT218FX
1
2
3
R
BE
=65 (typ)
www.st.com
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Contents MD2103DFX
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Contents
1 Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.1 Electrical characteristics (curves) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.2 Test circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
4 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
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MD2103DFX Electrical ratings
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1 Electrical ratings
Table 1. Absolute maximum rating
Symbol Parameter Value Unit
V
CES
Collector-emitter voltage (V
BE
=0) 1500 V
V
CEO
Collector-emitter voltage (I
B
=0) 700 V
V
EBO
Emitter-base voltage (I
C
=0) 7 V
I
C
Collector current 6 A
I
CM
Collector peak current (t
P
< 5ms) 9 A
I
B
Base current 3 A
P
tot
Total dissipation at T
c
25°C 52 W
V
INS
Insulation withstand voltage (RMS) from all three leads to
external heatsink
2500 V
T
stg
Storage temperature -65 to 150 °C
T
J
Max. operating junction temperature 150 °C
Table 2. Thermal data
Symbol Parameter Value Unit
R
thj-case
Thermal resistance junction-case __max 2.4 °C/W
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MD2103DFX

Mfr. #:
Manufacturer:
STMicroelectronics
Description:
Bipolar Transistors - BJT HI VLT NPN PWR TRANS STANDARD DEF
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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