BU505

Emitter- Base Voltage VEBO :
Maximum Operating Frequency :
DC Collector/Base Gain hfe Min :
Transistor Polarity : NPN
Configuration : Single
Maximum Operating Temperature : + 150 C
Mounting Style : Through Hole
Packaging : Tube
Package / Case : TO-220
Collector- Emitter Voltage VCEO Max : 700 V
Maximum DC Collector Current : 2.5 A


Features:

HIGH VOLTAGE CAPABILITY
VERY HIGH SWITCHING SPEED
LOW BASE-DRIVE REQUIREMENTS




Application

ELECTRONIC BALLASTS FOR FLUORESCENT LIGHTING
SWITCH MODE POWER SUPPLIES




Specifications

Symbol	Parameter	Value	Units
VCES	Collector-Emitter Voltage (VBE = 0)	1500	V
VCEO	Collector-Emitter Voltage (IB = 0)	700	V
IC	Collector Current	2.5	A
ICM	Collector Peak Current (tp <5ms)	4	A
IB	Base Peak Current	1	W
TJ	Max. Operating Junction Temperature	150
Ptot	Total Dissipation at Tc 25 C	75	W
IBM	Base Peak Current (tp < 5 ms)	2	A
TSTG	Storage Temperature	- 65 ~ 150

Description

The BU505 is a high voltage NPN fastswitching transistor designed to be used in lighting application, like electronic ballas for fluorescent lamps.

BU505 characteristics make it also ideal for power supplies.