FAIRCHILD 3N248

KBP005M/3N246 - KBP10M/3N252
KBP005M/3N246 - KBP10M/3N252
Features
•
Surge overload rating: 50 amperes
peak.
•
Reliable low cost construction utilizing
molded plastic technique.
•
UL certified, UL #E111753.
+
~ ~
-
KBPM
Bridge Rectifiers
Absolute Maximum Ratings*
TA = 25°C unless otherwise noted
Value
Symbol
Parameter
005M
246
01M
247
02M
248
04M
249
06M
250
08M
251
10M
252
Units
VRRM
Maximum Repetitive Reverse Voltage
50
100
200
400
600
800
1000
V
VRMS
Maximum RMS Bridge Input Voltage
35
70
140
280
420
560
700
V
VR
DC Reverse Voltage
50
100
200
400
600
800
1000
V
IF(AV)
Average Rectified Forward Current,
@ TA = 50°C
Non-repetitive Peak Forward Surge Current
IFSM
Tstg
TJ
(Rated VR)
1.5
A
50
A
Storage Temperature Range
-55 to +165
°C
Operating Junction Temperature
-55 to +165
°C
*These ratings are limiting values above which the serviceability of any semiconductor device may be impaired.
Thermal Characteristics
Symbol
Value
Units
PD
Power Dissipation
Parameter
3.5
W
RθJA
Thermal Resistance, Junction to Ambient,* per leg
40
°C/W
*Device mounted on PCB with 0.47 x 0.47" (12 x 12 mm).
Electrical Characteristics
Symbol
VF
IR
CT
TA = 25°C unless otherwise noted
Parameter
Forward Voltage, per bridge @ 1.0 A
@ 3.14 A
Reverse Current, total bridge @ rated VR
TA = 25°C
TA = 100°C
I2t rating for fusing
t < 8.35 ms
Total Capacitance, per leg
VR = 4.0 V, f = 1.0 MHz
2001 Fairchild Semiconductor Corporation
Device
Units
1.0
1.3
V
V
5.0
500
µA
µA
10
A2s
15
pF
KBP005M/3N246-KBP10M/3N252, Rev. C
(continued)
Typical Characteristics
5
Forward Current, IF [A]
Average Rectified Forward Current, IF [A]
2.0
1.5
1.0
0.5
TYPICAL
DISTRIBUTION
1
MEDIAN
0.1
0.01
0.0
0
50
100
150
0
0.2
Ambient Temperature [ºC]
Reverse Current, IR [mA]
100
10
TA = 25º C
1
0.1
0
20
40
60
80
100
120
140
Percent of Rated Peak Reverse Voltage [%]
Figure 3. Reverse Current vs Reverse Voltage
2001 Fairchild Semiconductor Corporation
1.2
1.4
Figure 2. Forward Voltage Characteristics
Peak Forward Surge Current, IFSM [A]
Figure 1. Forward Current Derating Curve
0.4
0.6
0.8
1
Forward Voltage, V F [V]
50
40
30
20
10
0
1
2
5
10
20
50
Number of Cycles at 60Hz
100
Figure 4. Non-Repetitive Surge Current
KBP005M/3N246-KBP10M/3N252, Rev. C
KBP005M/3N246 - KBP10M/3N252
Bridge Rectifiers
TRADEMARKS
The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is
not intended to be an exhaustive list of all such trademarks.
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FAST 
FASTr™
FRFET™
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HiSeC™
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LittleFET™
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MicroPak™
MICROWIRE™
OPTOLOGIC™
OPTOPLANAR™
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POP™
Power247™
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QFET™
QS™
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Quiet Series™
SILENT SWITCHER 
SMART START™
STAR*POWER™
Stealth™
SuperSOT™-3
SuperSOT™-6
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SyncFET™
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DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER
NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD
DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT
OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT
RIGHTS, NOR THE RIGHTS OF OTHERS.
LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT
DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION.
As used herein:
1. Life support devices or systems are devices or
2. A critical component is any component of a life
systems which, (a) are intended for surgical implant into
support device or system whose failure to perform can
the body, or (b) support or sustain life, or (c) whose
be reasonably expected to cause the failure of the life
failure to perform when properly used in accordance
support device or system, or to affect its safety or
with instructions for use provided in the labeling, can be
effectiveness.
reasonably expected to result in significant injury to the
user.
PRODUCT STATUS DEFINITIONS
Definition of Terms
Datasheet Identification
Product Status
Definition
Advance Information
Formative or
In Design
This datasheet contains the design specifications for
product development. Specifications may change in
any manner without notice.
Preliminary
First Production
This datasheet contains preliminary data, and
supplementary data will be published at a later date.
Fairchild Semiconductor reserves the right to make
changes at any time without notice in order to improve
design.
No Identification Needed
Full Production
This datasheet contains final specifications. Fairchild
Semiconductor reserves the right to make changes at
any time without notice in order to improve design.
Obsolete
Not In Production
This datasheet contains specifications on a product
that has been discontinued by Fairchild semiconductor.
The datasheet is printed for reference information only.
Rev. H4