March 2011 Doc ID 16096 Rev 3 1/9
9
D44H11FP
D45H11FP
Complementary power transistors
Features
■Low collector-emitter saturation voltage
■Fast switching speed
Applications
■Power amplifier
■Switching circuits
Description
These low voltage transistors are housed in fully
isolated TO-220FP packages and form a
complementary pair. They are manufactured in
multi epitaxial planar technology for general
purpose in linear and switching applications.
.
Figure 1. Internal schematic diagram
TO-220FP
12
3
Table 1. Device summary
Order codes Marking Polarity Package Packaging
D44H11FP D44H11FP NPN TO-220FP Tube
D45H11FP D45H11FP PNP TO-220FP Tube
www.st.com
Absolute maximum ratings D44H11FP, D45H11FP
2/9 Doc ID 16096 Rev 3
1 Absolute maximum ratings
Note: For PNP types voltage and current values are negative.
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
ICCollector current 10 A
ICM Collector peak current 20 A
PTOT Total dissipation at Tcase = 25 °C 36 W
TSTG Storage temperature -55 to 150 °C
TJMax. operating junction temperature 150 °C
Table 3. Thermal data
Symbol Parameter Value Unit
RthJC Thermal resistance junction-case max 3.5 °C/W
RthJA Thermal resistance junction-ambient max 62.5 °C/W
D44H11FP, D45H11FP Electrical characteristics
Doc ID 16096 Rev 3 3/9
2 Electrical characteristics
Tcase = 25 °C; unless otherwise specified.
Note: For PNP types voltage and current values are negative.
Table 4. Electrical characteristics
Symbol Parameter Test conditions Min. Typ. Max. Unit
VCEO(sus)(1)
1. Pulse test: pulse duration ≤ 300 µs, duty cycle ≤ 2 %.
Collector-emitter
sustaining voltage (IB = 0) IC = 30 mA 80 - V
ICES
Collector cut-off current
(VBE = 0) VCE = 80 V - 10 µA
IEBO
Emitter cut-off current
(IC = 0) VEB = 5 V - 50 µA
VCE(sat)(1) Collector-emitter saturation
voltage IC = 8 A IB = 0.4 A - 1 V
VBE(sat)(1) Base-emitter saturation
voltage IC = 8 A IB = 0.8 A - 1.5 V
hFE(1) DC current gain IC = 2 A_ VCE = 1 V 60 -
IC = 4 A_ _ VCE = 1 V 40 -
Electrical characteristics D44H11FP, D45H11FP
4/9 Doc ID 16096 Rev 3
2.1 Electrical characteristics (curves)
Figure 2. DC current gain (NPN) Figure 3. DC current gain (PNP)
Figure 4. Saturation voltage (NPN) Figure 5. Saturation voltage (PNP)
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D44H11FP, D45H11FP Package mechanical data
Doc ID 16096 Rev 3 5/9
3 Package mechanical data
In order to meet environmental requirements, ST offers these devices in different grades of
ECOPACK® packages, depending on their level of environmental compliance. ECOPACK®
specifications, grade definitions and product status are available at: www.st.com.
ECOPACK® is an ST trademark.
Package mechanical data D44H11FP, D45H11FP
6/9 Doc ID 16096 Rev 3
Table 5. TO-220FP mechanical data
Dim.
mm
Min. Typ. Max.
A4.4 4.6
B2.5 2.7
D 2.5 2.75
E0.45 0.7
F0.75 1
F1 1.15 1.70
F2 1.15 1.70
G4.95 5.2
G1 2.4 2.7
H 10 10.4
L2 16
L3 28.6 30.6
L4 9.8 10.6
L5 2.9 3.6
L6 15.9 16.4
L7 9 9.3
Dia 3 3.2
D44H11FP, D45H11FP Package mechanical data
Doc ID 16096 Rev 3 7/9
Figure 6. TO-220FP drawing
7012510_Rev_K
A
B
H
Dia
L7
D
E
L6 L5
L2
L3
L4
F1 F2
F
G
G1
Revision history D44H11FP, D45H11FP
8/9 Doc ID 16096 Rev 3
4 Revision history
Table 6. Document revision history
Date Revision Changes
06-Aug-2009 1 Initial release.
22-Oct-2009 2
Document status promoted from preliminary data to datasheet,
updated Ic current value on Table 2: Absolute maximum ratings,
inserted new Section 2.1: Electrical characteristics (curves) and
updated package mechanical data (see Ta b l e 5 and Figure 6)
11-Mar-2011 3 Updated VCE(sat) and VBE(sat) maximum values on Table 4: Electrical
characteristics
D44H11FP, D45H11FP
Doc ID 16096 Rev 3 9/9
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