
UG2A THRU UG2D
ULTRAFAST EFFICIENT PLASTIC RECTIFIER
Reverse Voltage -
50 to 200 Volts
Forward Current -
2.0 Amperes
FEATURES
Plastic package has Underwriters Laboratories
Flammability Classification 94V-0
Ideally suited for use in very high frequency switching
power supplies, inverters and as a free wheeling diode
Ultrafast recovery for high efficiency times
Soft recovery characteristics
Excellent high temperature switching
Glass passivated junction
High temperature soldering guaranteed:
250°C/10 seconds, 0.375" (9.5mm) lead length,
5 lbs. (2.3kg) tension
MECHANICAL DATA
Case:
JEDEC DO-204AC molded plastic body over
passivated chip
Terminals:
Plated axial leads, solderable per MIL-STD-750,
Method 2026
Polarity:
Color band denotes cathode end
Mounting Position:
Any
Weight:
0.015 ounce, 0.4 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOLS
UG2A
UG2B
UG2C
UG2D
UNITS
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
0.375" (9.5mm) lead length at T
L
=75°C
Peak forward surge current
8.3 ms single half sine-wave superimposed
on rated load (JEDEC Method) at T
L
=75°C
Maximum instantaneous forward voltage at 2.0A
Maximum DC reverse current
at rated DC blocking voltage
Maximum reverse recovery time
(NOTE 1)
Maximum reverse recovery time
(NOTE 2
)
Maximum stored charge
(NOTE 2)
Typical junction capacitance
(NOTE 3)
Typical thermal resistance
(NOTE 4)
Operating junction and storage temperature range
V
RRM
V
RMS
V
DC
50
35
50
100
70
100
150
105
150
200
140
200
Volts
Volts
Volts
I
(AV)
2.0
Amps
I
FSM
80.0
Amps
V
F
0.95
5.0
200.0
15.0
25.0
35.0
10.0
22.0
15.0
45.0
Volts
T
A
=25°C
T
A
=100°C
I
R
μ
A
t
rr
ns
T
J
=25°C
T
J
=100°C
T
J
=25°C
T
J
=100°C
t
rr
ns
Q
rr
nC
C
J
R
Θ
JA
T
J
, T
STG
pF
°C/W
°C
-55 to +150
NOTES:
(1) Reverse recovery test conditions: I
F
=0.5A, I
R
=1.0A, I
rr
=0.25A
(2) t
rr
and Q
rr
at: I
F
=2.0A, V
R
=30V, di/dt=50A/
μ
s, I
rr
=10% I
RM
for measurement of t
rr
(3) Measured at 1.0 MH
Z
and applied reverse voltage of 4.0 Volts
(4) Thermal resistance from junction to ambient at 0.375" (9.5mm) lead length
4/98
0.034 (0.86)
0.028 (0.71)
DIA.
0.140 (3.6)
0.104 (2.6)
DIA.
1.0
(25.4)
MIN.
0.230 (5.8)
0.300 (7.6)
1.0
(25.4)
MIN.
DO-204AC
Dimensions in inches and (millimeters)