Philips Semiconductors
Product specification
Rectifier diodes
ultrafast
BYR29 series
FEATURES
SYMBOL
QUICK REFERENCE DATA
• Low forward volt drop
• Fast switching
• Soft recovery characteristic
• Reverse surge capability
• High thermal cycling performance
• Low thermal resistance
VR = 500 V/ 600 V/ 700 V /
800 V
k
1
a
2
VF ≤ 1.5 V
IF(AV) = 8 A
trr ≤ 75 ns
GENERAL DESCRIPTION
PINNING
SOD59 (TO220AC)
Ultra-fast, epitaxial rectifier diodes
intended for use as output rectifiers
in high frequency switched mode
power supplies.
PIN
DESCRIPTION
cathode
anode
cathode
tab
1
2
The BYR29 series is supplied in the
conventional
leaded
SOD59
tab
(TO220AC) package.
1
2
LIMITING VALUES
Limiting values in accordance with the Absolute Maximum System (IEC 134).
SYMBOL PARAMETER
CONDITIONS
BYR29
MIN.
MAX.
UNIT
-500
500
500
500
-600
600
600
600
-700
700
700
700
-800
800
800
800
VRRM
VRWM
VR
Peak repetitive reverse voltage
Crest working reverse voltage
Continuous reverse voltage
-
-
-
V
V
V
IF(AV)
Average forward current1
square wave;
-
8
A
δ = 0.5;
Tmb ≤ 115 ˚C
IFRM
IFSM
Repetitive peak forward current t = 25 µs; δ = 0.5;
-
16
A
T
mb ≤ 115 ˚C
Non-repetitive peak forward
current
t = 10 ms
-
-
60
66
A
A
t = 8.3 ms
sinusoidal; with
reapplied VRRM(max)
Tstg
Tj
Storage temperature
Operating junction temperature
-40
-
150
150
˚C
˚C
THERMAL RESISTANCES
SYMBOL PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
Rth j-mb
Rth j-a
Thermal resistance junction to
mounting base
Thermal resistance junction to in free air.
ambient
-
-
-
2.5
-
K/W
K/W
60
1 Neglecting switching and reverse current losses
September 1998
1
Rev 1.300