Vishay 20ETFS User Manual

20ETF..S Soft Recovery Series

Vishay High Power Products

Surface Mountable Fast

Soft Recovery Rectifier Diode, 20 A

FEATURES/DESCRIPTION

Base

common

cathode

+

2

The 20ETF..S soft recovery rectifier series has been

optimized for combined short reverse recovery time and low

forward voltage drop.

The glass passivation ensures stable reliable operation in

the most severe temperature and power cycling conditions.

D2PAK (SMD-220)

1

--

Anode

3
Anode

This product series has been designed and qualified for

industrial level.

PRODUCT SUMMARY

VF at 10 A < 1.2 V

I

FSM

V

RRM

300 A

200 to 600 V

APPLICATIONS

• Output rectification and freewheeling in inverters,

choppers and converters

• Input rectifications where severe restrictions on conducted

EMI should be met

MAJOR RATINGS AND CHARACTERISTICS

SYMBOL CHARACTERISTICS VALUES UNITS

I

F(AV)

V

RRM

I

FSM

V

F

t

rr

T

J

Sinusoidal waveform 20 A

200 to 600 V

300 A

10 A, TJ = 25 °C 1.2 V

1 A, 100 A/µs 60 ns

Range - 40 to 150 °C

VOLTAGE RATINGS

V

, MAXIMUM PEAK

PART NUMBER

20ETF02S 200 300

20ETF06S 600 700

RRM

REVERSE VOLTAGE

V

V

, MAXIMUM NON-REPETITIVE

RSM

PEAK REVERSE VOLTAGE

V

I

RRM

AT 150 °C

mA

520ETF04S 400 500

ABSOLUTE MAXIMUM RATINGS

PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS

Maximum average forward current I

Maximum peak one cycle
non-repetitive surge current

2

Maximum I

Maximum I

Document Number: 93143 For technical questions, contact: [e-mail]
Revision: 12-Jun-08 1

t for fusing I2t

2

√t for fusing I2√t t = 0.1 to 10 ms, no voltage reapplied 4420 A2√s

F(AV)

I

FSM

TC = 97 °C, 180° conduction half sine wave 20

10 ms sine pulse, rated V

10 ms sine pulse, no voltage reapplied 300

10 ms sine pulse, rated V

10 ms sine pulse, no voltage reapplied 442

applied 250

RRM

applied 316

RRM

A

2

A

s

www.vishay.com

20ETF..S Soft Recovery Series

Vishay High Power Products

Surface Mountable Fast

Soft Recovery Rectifier Diode, 20 A

ELECTRICAL SPECIFICATIONS

PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS

Maximum forward voltage drop V

FM

Forward slope resistance r

Threshold voltage V

Maximum reverse leakage current I

F(TO)

RM

RECOVERY CHARACTERISTICS

PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS

Reverse recovery time t

Reverse recovery current I

rr

rr

Reverse recovery charge Q

Snap factor S Typical 0.6

THERMAL - MECHANICAL SPECIFICATIONS

PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS

Maximum junction and storage
temperature range

Maximum thermal resistance,
junction to case

Maximum thermal resistance
junction to ambient (PCB mount)

Soldering temperature T

Approximate weight

Marking device Case style D

Note

(1)

When mounted on 1" square (650 mm2) PCB of FR-4 or G-10 material 4 oz. (140 µm) copper 40 °C/W
For recommended footprint and soldering techniques refer to application note #AN-994

, T

T

J

R

thJC

R

thJA

20 A, TJ = 25 °C 1.30

60 A, T

= 25 °C 1.67

J

t

12.5 mΩ

TJ = 150 °C 0.9 V

rr

Stg

TJ = 25 °C

T

= 150 °C 5.0

J

IF at 20 Apk

100 A/µs
25 °C

V

= Rated V

R

RRM

160 ns

10 A

1.25 µC

- 40 to 150 °C

DC operation 0.9

(1)

S

240 °C

0.07 oz.

2

PAK (SMD-220)

0.1

I

FM

t

rr

t

atb

dir

dt

I

RM(REC)

40

2g

20ETF02S

20ETF04S

20ETF06S

V

mA

Q

°C/W

t

rr

www.vishay.com For technical questions, contact: [e-mail]

Document Number: 93143

2 Revision: 12-Jun-08

20ETF..S Soft Recovery Series

150

140

130

120

110

100

Temperature (°C)

90

Maximum Allowable Case

80

70

06

150

140

130

120

Surface Mountable Fast

Soft Recovery Rectifier Diode, 20 A

20ETF.. Series

(DC) = 0.9 K/W

R

thJC

Ø

Conduction angle

60°

30°

28

4

12 14

10 22

Average Forward Current (A)

Fig. 1 - Current Rating Characteristics

20ETF.. Series

(DC) = 0.9 K/W

R

thJC

Conduction period

120°

90°

16 18 20

Ø

180°

45

40

35

30

25

20

15

Power Loss (W)

10

Maximum Average Forward

5

0

0

Fig. 4 - Forward Power Loss Characteristics

300

250

200

Vishay High Power Products

DC
180°
120°
90°
60°
30°

RMS limit

10 205

15

Average Forward Current (A)

At any rated load condition and with
rated V

applied following surge.

RRM

Ø

Conduction period

20ETF.. Series

= 150 °C

T

J

25

30

Initial TJ = 150 °C
at 60 Hz 0.0083 s
at 50 Hz 0.0100 s

35

110

100

Temperature (°C)

Maximum Allowable Case

90

80

30°

60°

90°

120°

530

025

15

10 20

Average Forward Current (A)

Fig. 2 - Current Rating Characteristics

35

30

25

20

15

Power Loss (W)

10

5

Maximum Average Forward

0

0

180°
120°
90°
60°
30°

RMS limit

10 155

Average Forward Current (A)

Fig. 3 - Forward Power Loss Characteristics

180°

DC

Ø

Conduction angle

20ETF.. Series

= 150 °C

T

J

20

150

Forward Current (A)

Peak Half Sine Wave

100

20ETF.. Series

50

35

1 10 100

Number of Equal Amplitude Half Cycle

Current Pulses (N)

Fig. 5 - Maximum Non-Repetitive Surge Current

550

500

450

400

350

300

250

200

Forward Current (A)

Peak Half Sine Wave

150

100

50

25

0.001 0.01 1

Maximum non-repetitive surge current
versus pulse train duration.

Initial TJ = 150 °C
No voltage reapplied
Rated V

20ETF.. Series

0.1

RRM

reapplied

Pulse Train Duration (s)

Fig. 6 - Maximum Non-Repetitive Surge Current

Document Number: 93143 For technical questions, contact: [e-mail]

www.vishay.com

Revision: 12-Jun-08 3