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STX817A
PNP Medium power transistor
General features
TO-92 package suitable for through-hole PCB
assembly
In compliance with the 2002/93/EC European
Directive
Applications
Voltage regulation
TO-92
Relay driver
Generic switch
Description
The STX817A is a PNP transistor manufactured Internal schematic diagram
using Planar Technology resulting in rugged high
performance devices.
Order codes
Part Number Marking Package Packing
STX817A X817A TO-92 Bulk
STX817A-AP X817A TO-92 AP Ammopack
January 2007 Rev 2 1/9
www.st.com 9
STX817A
Contents
1 Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
4 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
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STX817A Electrical ratings
1 Electrical ratings
Table 1. Absolute maximum rating
Symbol Parameter Value Unit
VCBO Collector-base voltage (IE = 0) -80 V
VCEO Collector-emitter voltage (IB = 0) -80 V
VEBO Emitter-base voltage (IC = 0) -5 V
IC Collector current -1.5 A
ICM Collector peak current (tP < 5ms) -2 A
IB Base current -0.3 A
IBM Base peak current (tP < 5ms) -0.6 A
Ptot Total dissipation at T amb = 25