HIGH EFFICIENCY

GLASS PASSIVATED RECTIFIER

VOLTAGE RANGE  50 to 1000 Volts   CURRENT 3.0 Ampere

RECTRON

SEMICONDUCTOR

TECHNICAL  SPECIFICATION

FEATURES

* Glass passivated junction
* Low power loss, high efficiency
* Low leakage
* Low forward voltage drop
* High current capability
* High speed switching
* High reliability
* High current surge

MECHANICAL DATA

* Case: Molded plastic
* Epoxy:  Device has UL flammability classification 94V-O
* Lead: MIL-STD-202E method 208C guaranteed
* Mounting position: Any
* Weight:  1.20  grams

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

Ratings at 25 

o

C ambient temperature unless otherwise specified.

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

For capacitive load, derate current by 20%.

ELECTRICAL CHARACTERISTICS (At T

A

 = 25

o

C unless otherwise noted)

HER301G

THRU

HER308G

DO-201AD

MAXIMUM RATINGS (At T

A

 = 25

o

C unless otherwise noted)

NOTES : 1. Test Conditions: I

F

 = 0.5A, I

R

 = -1.0A, I

RR

 =- 0.25A

2. Measured at 1 MH

Z

 and applied reverse voltage of 4.0 volts 

Dimensions in inches and (millimeters)

2003-1

Operating and Storage Temperature Range

T

J

, T

STG

-55 to + 150

0

C

RATINGS

Maximum Recurrent Peak Reverse Voltage

Maximum RMS Voltage

Maximum DC Blocking Voltage

Maximum Average Forward Rectified Current
at T

A

= 50

o

C

Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)

Typical Junction Capacitance (Note 2)

SYMBOL

V

RRM

V

DC

I

O

I

FSM

C

J

V

RMS

Amps

3.0

200

70

Amps

pF

HER306G

HER308G

UNITS

HER307G

600

420

600

1000

700

1000

800

560

800

Volts

Volts

Volts

50

150

50

Maximum Reverse Recovery Time (Note 1)

trr

75

nSec

at Rated DC Blocking Voltage T

A

 = 25

o

C

CHARACTERISTICS

Maximum Full Load Reverse Current
Average, Full Cycle .375” (9.5mm) lead length at T

L

 = 55

o

C

V

F

SYMBOL

I

R

10

150

uAmps

uAmps

Maximum DC Reverse Current

Maximum Instantaneous Forward Voltage at 3.0A DC

Volts

1.0

1.7

HER306G

HER308G

UNITS

HER307G

1.3

.220 (5.6)

.197 (5.0)

DIA.

.052 (1.3)
.048 (1.2)

DIA.

1.0 (25.4)

MIN.

.335 (8.5)

.375 (9.5)

1.0 (25.4)

MIN.

HER301G HER302G HER303G HER304G HER305G

200

50

35

50

100

70

100

140

200

300

210

300

400

280

400

HER301G HER302G HER303G HER304G HER305G

RECTRON

RATING AND CHARACTERISTIC CURVES ( HER301G THRU HER308G )

JUNCTION CAPACITANCE, (pF)

FIG. 6 - TYPICAL JUNCTION CAPACITANCE

REVERSE VOLTAGE, ( V )

200

100

60

40

20

10

6
4

2

1

.1

.2

.4

1.0

2

4

10

20 40

100

HER301G~HER305G

HER306G~HER308G

TJ = 25

FIG. 1 - TEST CIRCUIT DIAGRAM  AND REVERSE RECOVERY TIME CHARACTERISTIC

50
NONINDUCTIVE

10
NONINDUCTIVE

D.U.T

25 Vdc
(approx)

( - )

( - )

( + )

( + )

1
NON-
INDUCTIVE

OSCILLOSCOPE

(NOTE 1)

PULSE

GENERATOR

(NOTE 2)

NOTES: 

1  Rise Time = 7ns max. Input Impedance =
    1 megohm. 22pF.
2. Rise Time = 10ns max. Source Impedance = 
    50 ohms.

trr

+0.5A

0

-0.25A

-1.0A

1cm

SET TIME BASE FOR
10/20 ns/cm

FIG. 4 - TYPICAL INSTANTANEOUS FORWARD 

INSTANTANEOUS FORWARD CURRENT, (A)

INSTANTANEOUS FORWARD VOLTAGE, (V)

100

10

1.0

.1

.01

0

.2

.4

.6

.8

1.0

1.2 1.4

1.6 1.8

Pulse Width = 300uS
1% Duty Cycle

TJ = 25

600/800/1000V

50/100/200V

300/400V

FIG. 2 - TYPICAL FORWARD
CURRENT DERATING CURVE

AVERAGE FORWARD CURENT, (A)

AMBIENT TEMPERATURE (     )

6

0

25 50 75 100 125 150 175

0

Single Phase
Half Wave 60Hz
Resistive or
Inductive Load

5

4

3

2

1

8.3ms Single Half Sine-Wave
(JEDEC Method)

TJ = 25

TJ = 100

TJ = 150

FIG. 3 - TYPICAL REVERSE CHARACTERISTICS

INSTANTANEOUS REVERSE CURRENT, (uA)

PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)

1000

100

10

1.0

0.1

.01

0

20

40

60

80

100

120

140

FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT

PEAK FORWARD SURGE CURRENT, (A)

NUMBER OF CYCLES AT 60Hz

HER301G~HER305G

HER306G~HER308G

1

10

100

1000

0

100

200

300

CHARACTERISTICS