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2STA1837

PNP power bipolar transistor
Preliminary data

Features
High breakdown voltage VCEO = -230 V
Complementary to 2STC4793
High transition frequency, typical fT = 70 MHz

Applications
3
Audio power amplifier 2
1
Drive stage amplifier
TO-220FP
Description
This device is a PNP transistor manufactured
using new "PB-HDC" (power bipolar high density
current) technology. The resulting transistor Figure 1. Internal schematic diagram
shows good gain linearity behavior.

Table 1. Device summary
Order code Marking Package Packaging

2STA1837 2STA1837 TO-220FP Tube

March 2010 Doc ID 15402 Rev 2 1/7
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to www.st.com 7
change without notice.
Electrical ratings 2STA1837

1 Electrical ratings

Table 2. Absolute maximum ratings
Symbol Parameter Value Unit

VCBO Collector-base voltage (IE = 0) -230 V
VCEO Collector-emitter voltage (IB = 0) -230 V
VEBO Emitter-base voltage (IC = 0) -5 V
IC Collector current -1 A
ICM Collector peak current -2 A
PTOT Total dissipation at TC = 25