第 1 页 共 2 页
www.cfbdt.cn
在
UF5400 THRU UF5408
VOLTAGE RANGE 50 to 1000 Volts
CURRENT 3.0Ampere
FEATURES
Low coat construction
Fast switching for high efficency.
Low reverse leakage
High forward surge current capability
High temperature soldering guaranteed:
260℃/10 secods/.375”(9.5mm)lead length at 5 lbs(2.3kg) tension
MECHANICAL DATA
Case: Transfer molded plastic
Epoxy: UL94V-O rate flame retardant
Polarity: Color band denotes cathode end
1.0(25.4)
MIN.
.375(9.5)
.335(8.5)
1.0(25.4)
MIN.
.052(1.3)
.048(1.2)
.220(5.6)
.197(5.0)
DIA.
DIA.
DO-27
Lead: Plated axial lead, solderable per MIL-STD-202E method 208C
Mounting position: Any
Weight: 0.042ounce, 1.19 grams
Dimensions in inches and
(millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
O
C ambient temperature unless otherwise specified
Single Phase, half wave, 60Hz, resistive or inductive load
For capacitive load derate current by 20%
SYMBOLS
UF
5400
UF
5401
UF
5402
UF
5403
UF
5404
UF
5405
UF
5406
UF
5407
UF
5408
UNITS
Maximum Repetitive Peak Reverse Voltage
V
RRM
50
100
200
300
400
500
600
800
1000
Volts
Maximum RMS Voltage
V
RMS
35
70
140
210
280
350
420
560
700
Volts
Maximum DC Blocking Voltage
V
DC
50
100
200
300
400
500
600
800
1000
Volts
Maximum Average Forward Rectified Current
0.375”(9.5mm) lead length at T
A
= 55℃
I
(AV)
3.0
Amp
Peak Forward Surge Current
8.3mS single half sine wave superimposed on
rated load (JEDEC method)
I
FSM
125
Amps
Maximum Instantaneous Forward Voltage @ 3.0A
V
F
1.0
1.7
Volts
Maximum DC Reverse Current at Rated
DC Blocking Voltage
T
A
= 25℃
I
R
10
µA
T
A
= 125℃
50
Maximum Reverse Recovery Time T
J
= 25℃(NOTE 1)
trr
50
75
ns
Typical Thermal Resistance (NOTE 2)
C
J
45
PF
Typical Thermal Resistance(NOTE 3)
R
θJA
20
℃/W
Operating Junction Temperature Range
T
J
,T
STG
(-55 to +150)
℃
Notes:
1 Test Condition:IF=0.5A,IR=1.0A,IRR=0.25A
2. Measured at 1.0 MHz and applied reverse of 4.0 volts.
3 Thermal resistance from junction to ambient with .375”(9.5mm)lead length, P.C.B. mounted. .
第 2 页 共 2 页
www.cfbdt.cn
(+)
D
.
U.T
25 Vdc
（
appro x
）
(-)
1
Ω
NON
INDUCTIVE
OSCILLO SCO PE
(NOT E 1)
PULS E
GENERATIO R
(NOT E 2)
8.3ms Single Half Sine-Wave
(JEDEC Method) Tj=Tjmax
1 Cycle
UF5400 THRU UF5408
VOLTAGE RANGE 50 to 1000 Volts
CURRENT 3.0Ampere
RATING AND CHRACTERISTIC CURVES UF5400 THRU UF5408
3.0
FIG.1-TYPICAL FORWARD CURRENT
DERATING CURVE
150
FIG.2-MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
2.0
100
1.0
50
0
0 25
50
55
75
100
125
150 175
0
1 2
4
6 8 10 20
40 60
100
AMBIENT TEMPERATURE, (° C) NUMBER OF CYCLES AT 60 Hz
100
FIG.3-TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
FIG.4-TYPICAL REVERSE
CHARACTERISTICS
100
10
10
1.0
1.0
0.1
0.01
0.1
0
20 40
60 80
100
120
140
0.4 0.6 0.8 1.0
1.2
1.4
1.6
1.8
PERCENT OF RATED PEAK
INSTANTANEOUS FORWARD VOLTAGE,(V)
REVERSE VOLTAGE,(%)
FIG.5-TYPICAL JUNCTION CAPACITANCE
FIG.6-TEST CIRCUIT DIAGRAM AND
REVERSE REXOVERY TIME CHARACTERISTIC
50
Ω
NON IND UC TIVE
10
Ω
NONI ND UCT IVE
+0.5A
(-)
0
0.25A
-1.0A
1.0
0.1
1.0
10 100
NOTE: 1.Rise Time =7ns max.Input Impedance=1megohm.22pF
2.Rise time=10ns max.Source Impedance=50 ohms
SET TIME BASE FOR
50 /100NS /cm
REVERSE VOLTAGE,(V)
Trr
1cm
T
j
=150° C
T
j
=100° C
T
j
=25° C
TJ=25° C F=1MHz
Vsig=50mVp-p
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0.375"(9.5mm)Lead Length
Tj =25° C
Pulse Width=300us
1% Duty Cycle
JUNCTION CAPACITANCE,(pF)
AVERAGE FORWARD CURRENT,
(A)
INSTANTANEOUS FORWARD CURRENT,
(A)
PEAK FORWARD SURGE
CURRENT, (A)
INSTANTANEOUS REVERSE CURRENT,
(UA)