UF2A THRU UF2M
SURFACE MOUNT ULTRA FAST RECTIFIER
Reverse Voltage -
50 to 1000 Volts
DO-214AA
Forward Current -
2.0 Amperes
FEATURES
0.086 (2.20)
0.077 (1.95)
0.155(3.94)
0.130(3.30)
0.180(4.57)
0.160(4.06)
The plastic package carries Underwriters Laboratory
Flammability Classification 94V-0
For surface mounted applications
Ultra fast switching for high efficiency
Low reverse leakage
Built-in strain relief,ideal for automated placement
High forward surge current capability
High temperature soldering guaranteed:
250 C/10 seconds at terminals
0.012(0.305)
0.006(0.152)
0.122(3.12)
0.110(2.82)
MECHANICAL DATA
Case:
JEDEC DO-214AAmolded plastic body
Terminals:
Plated axial leads, solderable per MIL-STD-750,
Method 2026
Polarity:
Color band denotes cathode end
Mounting Position:
Any
Weight:0.005
ounce, 0.138 grams
0.060(1.52)
0.030(0.76)
0.008(0.203)MAX.
0.220(5.59)
0.205(5.21)
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%.
SYMBOLS
UF2A UF2B UF2D
UF2G UF2J
UF2K UF2M
UNITS
VOLTS
VOLTS
VOLTS
Amps
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
at T
L
=55 C
Peak forward surge current
8.3ms single half sine-wave superimposed on
rated load (JEDEC Method)
Maximum instantaneous forward voltage at 2.0A
Maximum DC reverse current
T
A
=25 C
at rated DC blocking voltage
T
A
=100 C
Maximum reverse recovery time
(NOTE 1)
Typical junction capacitance (NOTE 2)
Typical thermal resistance (NOTE 3)
Operating junction and storage temperature range
V
RRM
V
RMS
V
DC
I
(AV)
50
35
50
100
70
100
200
140
200
400
280
400
2.0
600
420
600
800
560
800
1000
700
1000
I
FSM
V
F
I
R
t
rr
C
J
50
1.0
50.0
1.4
5.0
50.0
75
20.0
50.0
-65 to +150
1.7
Amps
Volts
u
A
ns
pF
C/W
C
R
q
JA
T
J
,
T
STG
Note:1.Reverse
recovery condition I
F
=0.5A,I
R
=1.0A,Irr=0.25A
2.Measured at 1MHz and applied reverse voltage of 4.0V D.C.
3.P.C.B. mounted with 0.2x0.2”(5.0x5.0mm) copper pad areas
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RATINGS AND CHARACTERISTIC CURVES UF2A THRU UF2M
AVERAGE FORWARD RECTIFIED CURRENT,
AMPERES
FIG. 1- FORWARD CURRENT DERATING CURVE
£PEAK FORWARD SURGE CURRENT,
AMPERES
2.0
FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
50
1.6
40
1.2
30
0.8
Single Phase
Half Wave 60Hz
Resistive or
inductive Load
20
0.4
10
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
0
0
25
50
75
100
125
150
175
0
1
10
100
AMBIENT TEMPERATURE, C
NUMBER OF CYCLES AT 60 Hz
FIG. 3-TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
20
1,000
T
J
=25 C
PULSE WIDTH=300
ms
1%DUTY CYCLE
10
FIG. 4-TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT,
MICROAMPERES
INSTANTANEOUS FORWARD
CURRENT,AMPERES
100
1
TJ=100 C
10
0.1
UF2A-UF2D
UF2G
UF2J-UF2M
0.01
0.2
0.6
1.0
1.4
1.8
2.0
1
TJ=25 C
0.1
0.01
0
20
40
60
80
100
INSTANTANEOUS FORWARD VOLEAGE,
VOLTS
PERCENT OF PEAK REVERSE VOLTAGE,%
FIG. 5-TYPICAL JUNCTION CAPACITANCE
200
100
T
J
=25 C
FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE
TRANSIENT THERMAL IMPEDANCE,
C/W
100
JUNCTION CAPACITANCE, pF
10
10
1
0.1
0.01
0.1
1
10
100
1
0.1
1.0
10
100
REVERSE VOLTAGE,VOLTS
t,PULSE DURATION,sec.
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