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D44H11FP
D45H11FP

Complementary power transistors

Features
.

Low collector-emitter saturation voltage
Fast switching speed

Applications
Power amplifier 3
2
1
Switching circuits

TO-220FP
Description
The devices are manufactured in low voltage multi
epitaxial planar technology. They are intended for Figure 1. Internal schematic diagram
general purpose linear and switching applications.

Table 1. Device summary
Order codes Marking Polarity Package Packaging

D44H11FP D44H11FP NPN TO-220FP Tube
D45H11FP D45H11FP PNP TO-220FP Tube

October 2009 Doc ID 16096 Rev 2 1/8
www.st.com 8
Absolute maximum ratings D44H11FP, D45H11FP

1 Absolute maximum ratings

Table 2. Absolute maximum ratings
Symbol Parameter Value Unit

VCEO Collector-emitter voltage (IB = 0) 80 V
VEBO Emitter-base voltage (IC = 0) 5 V
IC Collector current 10 A
ICM Collector peak current 20 A
PTOT Total dissipation at Tcase = 25