General Semiconductor UG2D, UG2C, UG2B, UG2A Datasheet

UG2A THRU UG2D

0.034 (0.86)

0.028 (0.71)

0.140 (3.6)

0.104 (2.6)

DIA.

DIA.

1.0

MIN.

(25.4)

0.230 (5.8)

0.300 (7.6)

1.0

MIN.

(25.4)

ULTRAFAST EFFICIENT PLASTIC RECTIFIER

Reverse Voltage - 50 to 200 Volts Forward Current - 2.0 Amperes

DO-204AC

Dimensions in inches and (millimeters)

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

FEATURES

♦ Plastic package has Underwriters Laboratories

Flammability Classification 94V-0

♦ Ideally suited for use in very high frequency switching

power supplies, inver ters and as a free wheeling diode

♦ Ultrafast recover y 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

Ratings at 25°C ambient temperature unless otherwise specified.

Maximum repetitive peak reverse voltage V
Maximum RMS voltage V
Maximum DC blocking voltage V
Maximum average forward rectified current

0.375" (9.5mm) lead length at T

=75°C

L

Peak forward surge current

8.3 ms single half sine-wave superimposed I
on rated load (JEDEC Method) at T

=75°C

L

Maximum instantaneous forward voltage at 2.0A V
Maximum DC reverse current T

at rated DC blocking voltage T
Maximum reverse recovery time
Maximum reverse recovery time T

)T

(NOTE 2

(NOTE 1)

Maximum stored charge T

(NOTE 2)

Typical junction capacitance
Typical thermal resistance
Operating junction and storage temperature range T

NOTES:

(1) Reverse recovery test conditions:IF=0.5A, IR=1.0A, Irr=0.25A
(2) trrand Qrrat: IF=2.0A, VR=30V, di/dt=50A/µs, Irr=10% I
(3) Measured at 1.0 MHZand applied reverse voltage of 4.0 Volts
(4) Thermal resistance from junction to ambient at 0.375" (9.5mm) lead length

(NOTE 3)

(NOTE 4)

=25°C 5.0

A

=100°C

A

=25°C 25.0

J

=100°C

J

=25°C 10.0

J

TJ=100°C

for measurement of t

RM

rr

SYMBOLS UG2A UG2B UG2C UG2D UNITS

50 100 150 200 Volts
35 70 105 140 Volts
50 100 150 200 Volts

2.0 Amps

80.0 Amps

0.95 Volts

200.0

µA

15.0 ns

35.0

22.0

ns

nC

15.0 pF

45.0 °C/W

-55 to +150 °C

R

J

RRM
RMS

I

(AV)

FSM

I

t

t

Q

C

ΘJA

, T

DC

F

R

rr

rr

rr

J

STG

4/98

0 25 50 75 100 125 150 175

0

0.5

1.0

1.5

2.0

2.5

3.0

110100

1

10

100

0.4 0.6 0.8 1.0 1.2 1.4 1.6

0.01

0.1

1

10

100

0.1 1 10 100

1

10

100

0 255075100125150175

0

10

20

30

40

50

60

020406080100

0.1

1

10

100

1000

RATINGS AND CHARACTERISTIC CURVES UG2A THRU UG2D

FIG. 1 - MAXIMUM FORWARD CURRENT

DERATING CURVES

RESISTIVE OR INDUCTIVE LOAD

0.375" (9.5mm) LEAD LENGTH
, LEAD TEMPERATURE

T

L

FIG. 2 - MAXIMUM NON-REPETITIVE PEAK

FORWARD SURGE CURRENT

AMPERES

TA, AMBIENT TEMPERATURE
P.C.B. MOUNTED

AVERAGE FORWARD RECTIFIED CURRENT,

0.5 x 0.5” (12 x 12mm)
COPPER PADS

TEMPERATURE, °C

FIG. 3 - TYPICAL INSTANTANEOUS

FORWARD CHARACTERISTICS

TJ=100°C

AMPERES

TJ = 25°C
PULSE WIDTH=300µs
1% DUTY CYCLE

TL=75°C

8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)

AMPERES

PEAK FORWARD SURGE CURRENT,

NUMBER OF CYCLES AT 60 H

Z

FIG. 4 - TYPICAL REVERSE LEAKAGE

CHARACTERISTICS

TJ=100°C

MICROAMPERES

TJ=25°C

INSTANTANEOUS FORWARD CURRENT,

INSTANTANEOUS FORWARD VOLTAGE,

VOLTS

FIG. 5 - REVERSE SWITCHING

CHARACTERISTICS

IF=2.0A
V

=30V

R

TIME, nC/ns

RECOVERED STORED CHARGE/REVERSE RECOVERY

JUNCTION TEMPERATURE, °C

di/dt=150A/µs
di/dt=100A/µs

di/dt=

20A/µs

di/dt=

50A/µs

di/dt=

100A/µs

di/dt=

150A/µs

di/dt=50A/µs

di/dt=20A/µs

Q

INSTANTANEOUS REVERSE LEAKAGE CURRENT,

PERCENT OF RATED PEAK REVERSE

VOLTAGE, %

FIG. 6 - TYPICAL JUNCTION CAPACITANCE

TJ=25°C
f=1.0 MH

Z

Vsig=50mVp-p

t

rr
rr

JUNCTION CAPACITANCE, pF

REVERSE VOLTAGE, VOLTS