Issue 5 - August 2005 1 www.zetex.com
© Zetex Semiconductors plc 2005
FMMT459
500V Silicon NPN high voltage switching transistor
Summary
V
(BR)CEV
> 500V
V
(BR)ECV
> 6V
I
c(cont)
= 150 mA
V
ce(sat)
= 70 mV @ 50 mA
Description
This new high voltage transistor provides users with very efficient performance, combining low
V
CE(SAT)
high Hfe to give extremely low on state losses at 500V operation, making it ideal for use
in high efficiency Telecom and protected line switching applications.
Features
■ 6V reverse blocking capability
■ Low saturation voltage - 90mV @ 50mA
■ Hfe ⬎ 50 @ 30 mA
■ I
C
=150mA continuous
■ SOT23 package with Ptot 625mW
■ Specification can be supplied in other package outlines
Applications
■ Electronic test equipment
■ Offline switching circuits
■ Piezo actuators
■ RCD circuits
Ordering information
Device marking
459
Device Reel size
(inches)
Tape width
(mm)
Quantity
per reel
FMMT459TA 7 8 3,000
FMMT459TC 13 8 10,000
Pin out - top view
