GLASS PASSIVATED SUPER FAST RECTIFIER

VOLTAGE RANGE 50 to 200 Volts CURRENT 8.0 Amperes

RECTRON

SEMICONDUCTOR

TECHNICAL SPECIFICATION

FEATURES

* High reliability

* Low leakage

* Low forward voltage

* High current capability

* Super fast switching speed

* High surge capability

* Good for switching mode circuit

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

Ratings at 25

Single phase, half wave, 60 Hz, resistive or inductive load.

For capacitive load, derate current by 20%.

USF81

THRU

USF84

TO-220A

Dimensions in inches and (millimeters)

MECHANICAL DATA

* Case: TO-220 Molded plastic

* Epoxy: Device has UL flammability classification 94V-O

* Lead: MIL-STD-202E method 208C guaranteed

* Mounting position: Any

* Weight: 2.24 grams

2002-7

RATINGS

Maximum Recurrent Peak Reverse Voltage

Maximum RMS Volts

Maximum DC Blocking Voltage

Maximum Average Forward Current

sine-wave superimposed on rated load (JEDEC method)

Typical Junction Capacitance (Note 2)

Operating and Storage Temperature Range

SYMBOL

Volts

Volts

Volts

Amps

8.0

150

45

-55 to + 150

Amps

pF

UNITS

USF81

USF84

USF82

USF83

50

200

100

150

35

140

70

105

50

200

100

150

at Rated DC Blocking Voltage

CHARACTERISTICS

Maximum Reverse Recovery Time (Note 1)

SYMBOL

trr

UNITS

0.95

10

uAmps

nSec

Maximum DC Reverse Current

Maximum Forward Voltage at 8.0A DC

Volts

USF81

USF84

USF82

USF83

500

20

.153 (3.9)

.413 (10.5)

.108

.051

.04MAX.

.374 (9.5)

(2.75)

(1.3)

(1.0)

.148 (3.8)

.053 (1.3)

.047 (1.2)

.270 (6.9)

.610 (15.5)

.583 (14.8)

.102 (2.6)

.091 (2.3)

.583 (14.8)

.157

.126

(4.0)

(3.2)

.531 (13.5)

.022 (0.56)

.014 (0.36)

.230 (5.8)

.187 (4.7)

.146 (3.7)

.035 (0.9)

.028 (0.7)