KBU4A - KBU4M
KBU4A - KBU4M
Features
•
High surge current capability.
•
Reliable construction technique.
•
Ideal for printed circuit board.
- ~~
+
KBU
Bridge Rectifiers
Absolute Maximum Ratings*
Symbol
TA = 25°C unless otherwise noted
Value
Parameter
4A
4B
4D
Units
4G
4J
4K
4M
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
4.0
A
IFSM
Non-repetitive Peak Forward Surge Current
200
A
Tstg
TJ
Storage Temperature Range
-55 to +150
°C
Operating Junction Temperature
-55 to +150
°C
(Rated VR)
*These ratings are limiting values above which the serviceability of any semiconductor device may be impaired.
Thermal Characteristics
Symbol
Parameter
Value
Units
PD
Power Dissipation
6.6
W
RθJA
Thermal Resistance, Junction to Ambient,* per leg
19
°C/W
RθJL
Thermal Resistance, Junction to Lead,* per leg
4.0
°C/W
*Device mounted on PCB with 0.375 " (9.5 mm) lead length and 0.5 x 0.5" (13 x 13 mm) copper pads.
Electrical Characteristics
Symbol
TA = 25°C unless otherwise noted
Parameter
Device
Units
VF
Forward Voltage, per bridge @ 4.0 A
1.0
V
IR
Reverse Current, total bridge @ rated VR
TA = 25°C
TA = 100°C
5.0
500
µA
µA
2001 Fairchild Semiconductor Corporation
KBU4A-KBU4M, Rev. C
(continued)
5
100
4
Forward Current, IF [A]
Average Rectified Forward Current, IF [A]
Typical Characteristics
3
SINGLE PHASE
HALF WAVE
60HZ
RESISTIVE OR
INDUCTIVE LOAD
.375" 9.0 mm LEAD
LENGTHS
2
1
0
0
50
100
Ambient Temperature [ºC]
TA
J = 25º C
µS
Pulse Width = 300µ
2% Duty Cycle
200
0.8
0.9
1
1.1
Forward Voltage, VF [V]
1.2
1.3
100
175
T A= 100º C
150
125
100
75
50
25
0
0.7
Figure 2. Forward Voltage Characteristics
Reverse Current, IR [mA]
Peak Forward Surge Current, IFSM [A]
1
0.1
0.6
150
Figure 1. Forward Current Derating Curve
10
1
2
5
10
20
Number of Cycles at 60Hz
50
Figure 3. Non-Repetitive Surge Current
2001 Fairchild Semiconductor Corporation
100
10
1
T A= 25º C
0.1
0
20
40
60
80
100
120
140
Percent of Rated Peak Reverse Voltage [%]
Figure 4. Reverse Current vs Reverse Voltage
KBU4A-KBU4M, Rev. C
KBU4A - KBU4M
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.
ACEx™
Bottomless™
CoolFET™
CROSSVOLT™
DenseTrench™
DOME™
EcoSPARK™
E2CMOSTM
EnSignaTM
FACT™
FACT Quiet Series™
FAST
FASTr™
FRFET™
GlobalOptoisolator™
GTO™
HiSeC™
ISOPLANAR™
LittleFET™
MicroFET™
MicroPak™
MICROWIRE™
OPTOLOGIC™
OPTOPLANAR™
PACMAN™
POP™
Power247™
PowerTrench
QFET™
QS™
QT Optoelectronics™
Quiet Series™
SILENT SWITCHER
SMART START™
STAR*POWER™
Stealth™
SuperSOT™-3
SuperSOT™-6
SuperSOT™-8
SyncFET™
TinyLogic™
TruTranslation™
UHC™
UltraFET
VCX™
STAR*POWER is used under license
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
很抱歉,暂时无法提供与“KBU4D”相匹配的价格&库存,您可以联系我们找货
免费人工找货