UG4KB05 THRU UG4KB100
SILICON BRIDGE RECTIFIERS
Reverse Voltage - 50 to 1000 Volts
Forward Current - 4.0 Amperes
D3K
FEATURES
Glass passivated die construction
Low forward voltage drop
High current capability
High surge current capability
Designed for surface mount application
Plastic material-UL flammability 94V-O
MECHANICAL DATA
Case:
D3K molded plastic body
Terminals:
Plated leads solderable per
MIL-STD-202, Method 208
Polarity:
As marked on case
Mounting Position:
Any
Marking :
Type number
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%.
MDD Catalog Number
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward output rectified current
at T
A
=40 C(Note 1)
Peak forward surge current
8.3ms single half sine-wave superimposed on
rated load (JEDEC Method)
Forward voltage per element @IF=4.0A
Maximum DC reverse current
at rated DC blocking voltage
T
A
=25 C
T
A
=125 C
SYMBOLS
UG4K
UG4K
UG4K
UG4K
UG4K
UG4K
V
RRM
V
RMS
V
DC
I
(AV)
B05
50
35
50
B10
100
70
100
B20
200
140
200
B40
400
280
400
4.0
B60
600
420
600
B80
800
560
800
UNITS
B100
1000 VOLTS
700 VOLTS
1000 VOLTS
Amps
Amps
UG4K
I
FSM
80.0
V
F
I
R
C
J
R
θ
JA
R
θ
JL
T
J,
T
STG
1.1
5.0
0.5
21
55
15
-55 to +150
Volts
µ
A
mA
pF
C/W
C
Typical juntion capacitance per leg
Typical Thermal Resistance per leg(Note 2)
Operating junction temperature range
Note:1. Mounted on glass epoxy PC board with 1.3mm
2
solder pad.
2. Measured at 1.0 MHz and applied reverse voltage of 4.0V D.C..
RATINGS AND CHARACTERISTIC CURVES UG4KB05 THRU UG4KB100
Fig. 1 Output Current Derating Curve
I
(AV)
,AVERAGEFORWARDRECTIFIEDCURRENT(A)
Fig. 2
Typical
l Forward Characteristics (per leg)
I
F
,INSTANTANEOUSFORWARDCURRENT(A)
10
4.0
3.2
1.0
2.4
1.6
0.1
0.8
0
Resistive or Inductive Load
0.01
0.2
0.4
0.6
0.8
1.0
T
A
= 25°C
Pulse Width = 300µs
0
40
80
120
160
1.2
1.4
1.6
T
A
,
AMBIENT TEMPERATURE (°C)
V
F
,
INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 3 Maximum Peak Forward Surge Current (per leg)
80
Fig.4 Typical Junction Capacitance Per Diode
100
T
J
= 25°C
f = 1.0MHz
I
FSM,
PEAKFORWARDSURGECURRENT(A)
60
C
J
, JUNCTION CAPACITANCE (pF)
10
10
40
20
0
T
A
= 25°C
Single Half Sine-Wave
Pulse Width = 8.3ms
(JEDEC Method)
1
1.0
1
NUMBER OF CYCLES AT 60 Hz
10
REVERSE VOLTAGE (V)
100
The cruve graph is for reference only, can't be the basis for judgment(曲线图仅供参考)!
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