Zibo Seno Electronic Engineering Co., Ltd.
UD4KB05 – UD4KB100
4.0A BRIDGE RECTIFIER
Features
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Diffused Junction
Low Forward Voltage Drop
High Current Capability
High Reliability
High Surge Current Capability
Ideal for Printed Circuit Boards
D3K
Mechanical Data
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Case: Molded Plastic
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
Polarity: As Marked on Body
Weight: 1.7 grams (approx.)
Mounting Position: Any
Marking: Type Number
Lead Free: For RoHS / Lead Free Version
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All Dimensions in mm
Maximum Ratings and Electrical Characteristics @TA=25°C unless otherwise specified
Single Phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
UD4K UD4K UD4K UD4K UD4K UD4K UD4K
Characteristic
Symbol
Unit
B05
B10
B20
B40
B60
B80
B100
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
V
RWM
50
100
200
400
600
800
1000
V
V
R
RMS Reverse Voltage
VR(RMS)
IO
35
70
140
280
4.0
420
560
700
V
A
Average Rectified Output Current
(Note 1)
@TA = 50°C
Non-Repetitive Peak Forward Surge Current
8.3ms Single half sine-wave superimposed on
rated load (JEDEC Method)
IFSM
125
A
Forward Voltage (per element)
@IF = 4.0A
VFM
IRM
1.05
V
Peak Reverse Current
At Rated DC Blocking Voltage
@TA = 25°C
@TA = 100°C
10
500
µA
Typical Thermal Resistance (Note 3)
RꢀJA
35
K/W
°C
Operating and Storage Temperature Range
Tj, TSTG
-55 to +150
Note: 1. Leads maintained at ambient temperature at a distance of 9.5mm from the case.
2. Measured at 1.0 MHz and applied reverse voltage of 4.0V D.C.
3. Thermal resistance junction to ambient mounted on PC board with 12mm2 copper pad.
UD4KB05 – UD4KB100
www.senocn.com
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