.
March 2008 Rev 5 1/7
7
TIP2955
TIP3055
Complementary power transistors
Features
■Low collector-emitter saturation voltage
■Complementary NPN - PNP transistors
Applications
■General purpose
■Audio Amplifier
Description
The devices are manufactured in epitaxial-base
planar technology and are suitable for audio,
power linear and switching applications.
Table 1. Device summary
Figure 1. Internal schematic diagrams
TO-247
1
2
3
Order code Marking Package Packaging
TIP2955 TIP2955 TO-247 tube
TIP3055 TIP3055
www.st.com
Absolute maximun rating TIP2955 - TIP3055
2/7
1 Absolute maximun rating
Table 2. Absolute maximum rating
Note: For PNP type voltage and current values are negative
Symbol Parameter Value Unit
NPN TIP3055
PNP TIP2955
VCBO Collector-emitter voltage (IE = 0) 100 V
VCER Collector-emitter voltage (RBE = 100 Ω) 70 V
VCEO Collector-emitter voltage (IB = 0) 60 V
VEBO Collector-base voltage (IC = 0) 7V
ICCollector current 15 A
IBBase current 7 A
Ptot Total dissipation at Tc ≤ 25°C 90 W
Tstg Storage temperature -65 to 150 °C
TJMax. operating junction temperature 150 °C
TIP2955 - TIP3055 Electrical characteristics
3/7
2 Electrical characteristics
(Tcase = 25 °C; unless otherwise specified)
Table 3. Electrical characteristics
Symbol Parameter Test conditions Min. Typ. Max. Unit
ICEX
Collector cut-off current
(VBE = -1.5 V)
VCE = 100 V
VCE = 100 V TC = 150 oC
1
5
mA
mA
ICEO
Collector cut-off current
(IB = 0) VCE = 30 V 0.7 mA
IEBO
Emitter cut-off current
(IC = 0) VEB = 7 V 5mA
VCEO(sus)(1)
1. Pulse duration = 300 µs, duty cycle ≤ 1.5%
Note: For PNP type voltage and current values are negative
Collector-emitter sustaining
voltage (IB = 0) IC = 200 mA 60 V
VCER(sus)(1) Collector-emitter sustaining
voltage (RBE = 100 Ω)IC = 200 mA 70 V
VCE(sat)(1) Collector-emitter saturation
voltage
IC = 4 A IB = 400 mA
IC = 10 A IB = 3.3 A
1
3
V
V
VBE(1) Base-emitter voltage IC = 4 A VCE = 4 V 1.8 V
hFE(1) DC current gain IC = 4 A VCE = 4 V
IC = 10 A VCE = 4 V
20
5
70
Package mechanical data TIP2955 - TIP3055
4/7
3 Package mechanical data
In order to meet environmental requirements, ST offers these devices in ECOPACK® packages. These
packages have a Lead-free second level interconnect . The category of second level interconnect is
marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The
maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an
ST trademark. ECOPACK specifications are available at : www.st.com
TIP2955 - TIP3055 Package mechanical data
5/7
Dim. mm.
Min. Typ Max.
A4.855.15
A1 2.20 2.60
b1.0 1.40
b1 2.0 2.40
b23.0 3.40
c0.40 0.80
D19.85 20.15
E 15.45 15.75
e5.45
L 14.20 14.80
L1 3.70 4.30
L2 18.50
øP 3.55 3.65
øR 4.50 5.50
S5.50
TO-247 Mechanical data
Revision history TIP2955 - TIP3055
6/7
4 Revision history
Table 4. Document revision history
Date Revision Changes
30-Aug-1999 4
10-Jan-2008 5 Package change from TO-218 to TO-247.
TIP2955 - TIP3055
7/7
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