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Número de pieza PBYR7025WT
Descripción Rectifier diodes Schottky barrier
Fabricantes NXP Semiconductors 
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Philips Semiconductors
Rectifier diodes
Schottky barrier
Product specification
PBYR7025WT series
FEATURES
• Low forward volt drop
• Fast switching
• Reverse surge capability
• High thermal cycling performance
• Low thermal resistance
SYMBOL
a1
1
k2
a2
3
QUICK REFERENCE DATA
VR = 20 V / 25 V
IO(AV) = 70 A
VF 0.46 V
GENERAL DESCRIPTION
Dual, common cathode schottky
rectifier diodes in a plastic
envelope. Intended for use as
output rectifiers in low voltage, high
frequency switched mode power
supplies.
The PBYR7025WT series is
supplied in the conventional leaded
SOT429 (TO247) package.
PINNING
PIN DESCRIPTION
1 anode 1 (a)
2 cathode (k)
3 anode 2 (a)
tab cathode
SOT429 (TO247)
1 23
LIMITING VALUES
Limiting values in accordance with the Absolute Maximum System (IEC 134).
SYMBOL PARAMETER
CONDITIONS
MIN.
VRRM
VRWM
VR
IO(AV)
IFRM
IFSM
IRRM
IRSM
Tstg
Tj
Repetitive peak reverse voltage
Crest working reverse voltage
Continuous reverse voltage
Tmb 116 ˚C
Average output current (both
diodes conducting)
Repetitive peak forward current
per diode
Non-repetitive peak forward
current, per diode
Repetitive peak reverse current
per diode
Non-repetitive peak reverse
current per diode
Storage temperature
Operating junction temperature
square wave; δ = 0.5;
Tmb 114 ˚C
t = 25 µs; δ = 0.5;
Tmb 114 ˚C
t = 10 ms
t = 8.3 ms
sinusoidal Tj = 125 ˚C prior
to surge; with reapplied
VRRM(max)
tp = 2 µs; δ = 0.001
tp = 100 µs
-
-
-
-
-
-
-
-
-
-65
-
MAX.
-20 -25
20 25
20 25
20 25
70
70
500
550
2
2
150
150
UNIT
V
V
V
A
A
A
A
A
A
˚C
˚C
THERMAL RESISTANCES
SYMBOL PARAMETER
Rth j-mb
Rth j-a
Thermal resistance junction to
mounting base
Thermal resistance junction to
ambient
CONDITIONS
per diode
both diodes
in free air
MIN.
-
-
-
TYP.
-
-
45
MAX.
0.9
0.65
-
UNIT
K/W
K/W
K/W
December 1998
1
Rev 1.000

1 page




PBYR7025WT pdf
Philips Semiconductors
Rectifier diodes
Schottky barrier
Product specification
PBYR7025WT series
DEFINITIONS
Data sheet status
Objective specification This data sheet contains target or goal specifications for product development.
Preliminary specification This data sheet contains preliminary data; supplementary data may be published later.
Product specification This data sheet contains final product specifications.
Limiting values
Limiting values are given in accordance with the Absolute Maximum Rating System (IEC 134). Stress above one
or more of the limiting values may cause permanent damage to the device. These are stress ratings only and
operation of the device at these or at any other conditions above those given in the Characteristics sections of
this specification is not implied. Exposure to limiting values for extended periods may affect device reliability.
Application information
Where application information is given, it is advisory and does not form part of the specification.
© Philips Electronics N.V. 1999
All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the
copyright owner.
The information presented in this document does not form part of any quotation or contract, it is believed to be
accurate and reliable and may be changed without notice. No liability will be accepted by the publisher for any
consequence of its use. Publication thereof does not convey nor imply any license under patent or other
industrial or intellectual property rights.
LIFE SUPPORT APPLICATIONS
These products are not designed for use in life support appliances, devices or systems where malfunction of these
products can be reasonably expected to result in personal injury. Philips customers using or selling these products
for use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting
from such improper use or sale.
December 1998
5
Rev 1.000

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