STD840DN40
Dual
NPN high voltage
transistors in a single package
Preliminary data
Features
■ ■ ■ ■
Low VCE(sat) Simplified circuit design Reduced component count Fast switching speed
8 4 1
Applications
■ ■
Compact fluorescent lamp (CFL) 220 V mains Electronic ballast for fluorescent lighting
DIP-8
Description
The device is a dual
NPN high voltage power
transistors manufactured in multi-epitaxial planar technology.
It is housed in dual island DIP-8 package with separated terminals for high assembly flexibility.
Figure 1.
Internal schematic diagram
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Table 1.
Device summary
Marking D840DN40 Package DIP-8 Packaging Tube
Order code STD840DN40
November 2009
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