DISCRETE SEMICONDUCTORS
DATA SH EET
M3D354
BYX105G; BYX106G; BYX107G;
BYX108G
High-voltage soft-recovery
controlled avalanche rectifiers
Product specification
Supersedes data of 1996 Oct 03
2000 Jan 13
Philips Semiconductors Product specification
High-voltage soft-recovery
controlled avalanche rectifiers
FEATURES
• Glass passivated
• High maximum operating temperature
• Low leakage current
• Excellent stability
• Guaranteed avalanche energy absorption capability
• Recovery times ranging from 600 to 50 ns
• Soft-recovery switching characteristics
• Compact construction.
APPLICATIONS
• High-voltage power supply units in, for example, X-ray
or radar systems.
DESCRIPTION
Rugged glass package, using a high temperature alloyed
construction.
This package is hermetically sealed and fatigue free as
coefficients of expansion of all used parts are matched.
BYX105G; BYX106G;
BYX107G; BYX108G
handbook, halfpage
Fig.1 Simplified outline (SOD88A) and symbol.
MARKING
TYPE NUMBER CATHODE BAND
BYX105G black
BYX106G red
BYX107G green
BYX108G violet
ak
MSB026
The package is designed to be used in an insulating
medium such as resin, oil or SF6 gas.
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
V
RRM
V
RW
I
F(AV)
repetitive peak reverse voltage − 5kV
working reverse voltage − 4.5 kV
average forward current averaged over any 20 ms period;
T
=25°C
BYX105G − 650 mA
oil
BYX106G − 575 mA
BYX107G − 480 mA
BYX108G − 340 mA
average forward current averaged over any 20 ms period;
T
=70°C
BYX105G − 460 mA
oil
BYX106G − 400 mA
BYX107G − 340 mA
BYX108G − 240 mA
2000 Jan 13 2
Philips Semiconductors Product specification
High-voltage soft-recovery
controlled avalanche rectifiers
BYX105G; BYX106G;
BYX107G; BYX108G
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
I
FSM
non-repetitive peak forward current t = 10 ms; half sinewave;
BYX105G − 20 A
Tj=45°C prior to surge
BYX106G − 15 A
BYX107G − 14 A
BYX108G − 14 A
P
RSM
T
stg
T
j
non-repetitive peak reverse power
dissipation
t=10µs; triangular pulse;
Tj=T
prior to surge
j max
− 2kW
storage temperature −65 +175 °C
junction temperature −65 +175 °C
ELECTRICAL CHARACTERISTICS
Tj=25°C; unless otherwise specified.
SYMBOL PARAMETER CONDITIONS MAX. UNIT
V
F
forward voltage IF= 1 A; Tj= 165 °C
BYX105G 9.3 V
BYX106G 10.4 V
BYX107G 12 V
BYX108G 16.5 V
forward voltage I
=1A
F
BYX105G 10.9 V
BYX106G 12.7 V
BYX107G 15.8 V
BYX108G 27.7 V
I
R
t
rr
reverse current VR=V
V
R=VRWmax
RWmax
; Tj= 165 °C50µA
15 µA
reverse recovery time when switched from IF= 50 mA to
BYX105G 600 ns
IR= 100 mA; measured at IR=25mA
BYX106G 350 ns
BYX107G 175 ns
BYX108G 50 ns
THERMAL CHARACTERISTICS
SYMBOL PARAMETER CONDITIONS VALUE UNIT
R
th j-oil
thermal resistance from junction to oil note 1 20 K/W
Note
1. For more information please refer to the
“General Part of associated Handbook”
.
2000 Jan 13 3