Datasheet STPS20M100S Datasheet (ST)

STPS20M100S

Power Schottky rectifier

Features

■ High current capability

■ Avalanche rated

■ Low forward voltage drop current

■ High frequency operation

■ Insulated package:

– Insulation voltage 2000 V rms – Package capacitance = 12 pF

Description

This single Schottky rectifier is suited for high frequency switch mode power supply.

20 A

100 V

2

PA K

Packaged in TO-220AB, TO-220FPAB, D

2

and I

PAK, this device is intended to be used in notebook, game station and desktop adaptors, providing in these applications a good efficiency at both low and high load.

Table 1. Device summary

I

F(AV)

V

RRM

(max) 150 °C

T

j

(typ) 0.455 V

V

F

A(1)

K(2)

A(3)

K

A

K

TO-220AB

STPS20M100ST

A

2

PAK

I

STPS20M100SR

K

A

K

A

TO-220FPAB

STPS20M100SFP

STPS20M100SG-TR

A

2

PAK

D

Figure 1. Electrical characteristics

2 x I

I

"Forward"

F(Io)

X

V

F

O

I

F

I

O

I

R

V

To

V

I

V

RRM

V

AR

R

"Reverse"

A

K

(a)

V

F(2xIo)

A

V

I

AR

a. V

and I

ARM

operating area defined in Figure 14 V pulse measurements (t are static characteristics

must respect the reverse safe

ARM

< 1 µs). VR, IR, V

p

and IAR are

AR

RRM

and VF,

April 2010 Doc ID 15521 Rev 2 1/11

www.st.com

11

Characteristics STPS20M100S

1 Characteristics

Table 2. Absolute ratings (limiting values with terminals 1 and 3 short circuited)

Symbol Parameter Value Unit

V

I

F(RMS)

I

F(AV)

I

FSM

P

ARM

V

ARM

V

ASM

T

1. For temperature or pulse time duration deratings, refer to Figure 4. and Figure 5.. More details regarding the avalanche

energy measurements and diode validation in the avalanche are provided in the application notes AN1768 and AN2025.

2. Refer to Figure 14

3. condition to avoid thermal runaway for a diode on its own heatsink

Table 3. Thermal resistance

Repetitive peak reverse voltage 100 V

RRM

Forward current rms 30 A

2

Average forward current δ = 0.5

Surge non repetitive forward current

(1)

Repetitive peak avalanche power tp = 1 µs Tj = 25 °C 16000 W

Maximum repetitive peak avalanche

(2)

voltage

Maximum single pulse peak

(2)

avalanche voltage

Storage temperature range -65 to + 175 °C

stg

Maximum operating junction temperature

T

j

dPtot

--------------dTj

1

--------------------------

<

Rth j a–()

TO-220AB, D

TO-220FPAB, T

= 10 ms sinusoidal,

t

p

terminals 1 and 3 short circuited

tp < 1 µs Tj < 150 °C IAR < 40 A

tp < 1 µs Tj < 150 °C

< 40 A

I

AR

(3)

PAK, I2PAK, Tc = 130 °C

= 85 °C

c

20 A

530 A

120 V

150 °C

Symbol Parameter Value Unit

2

R

th(j-c)

Table 4. Static electrical characteristics (terminals 1 and 3 short circuited)

Junction to case

TO-220AB, D

TO-220FPAB 4

PAK, I2PA K 1 .2

°C/W

Symbol Parameter Test conditions Min. Typ. Max. Unit

= 25 °C

(1)

I

R

V

F

1. Pulse test: tp = 5 ms, δ < 2%

2. Pulse test: t

Reverse leakage current

(2)

Forward voltage drop

= 380 µs, δ < 2%

p

T

j

= 125 °C 5 mA

T

j

= 25 °C

T

j

= 125 °C 10 40 mA

T

j

= 25 °C

T

j

T

= 125 °C 455

j

= 25 °C

T

j

T

= 125 °C 530 600

j

= 25 °C

T

j

= 125 °C 610 690

T

j

V

= 70 V

R

V

= 100 V

R

I

= 5 A

F

= 10A

I

F

I

= 20 A

F

5µA

10 40 µA

550

660 730

mV

775 850

To evaluate the conduction losses use the following equation: P = 0.425 x I

2/11 Doc ID 15521 Rev 2

+ 0.0088 x I

F(AV)

F2(RMS)

STPS20M100S Characteristics

Figure 2. Average forward power dissipation

versus average forward current

PF(av)(W)

20

18

16

14

12

10

8

6

4

2

0

0 2 4 6 8 10 12 14 16 18 20 22 24 26 28

δ=0.05

δ=0.1

δ=0.2

I (av)(A)

F

δ=0.5

δ

=tp/T

δ=1

T

tp

Figure 4. Normalized avalanche power

derating versus pulse duration

P(t)

ARM p

P (1µs)

ARM

1

0.1

0.01

t (µs)

0.001

0.10.01 1

p

10 100 1000

Figure 3. Average forward current versus

ambient temperature (δ = 0.5)

I

(A)

(av)

F

22

20

18

16

14

12

10

8

6

4

2

0

T

tp

=tp/T

δ

0 25 50 75 100 125 150

R

th(j-a)=Rth(j-c)

TO-220FPAB

R

th(j-a)

T (°C)

amb

TO-220AB/I²PAK/D²PAK

=15°C/W

Figure 5. Normalized avalanche power

derating versus junction temperature

P(T)

ARM j

P (25°C)

ARM

1.2

1

0.8

0.6

0.4

0.2

0

25 50 75 100 125 150

T (°C)

j

Figure 6. Non repetitive surge peak forward

current versus overload duration, maximum values

I

(A)

M

280

Terminals 1 and 3 short circuited

240

200

160

120

80

I

M

40

0

1.E-03 1.E-02 1.E-01 1.E+00

t

=0.5

δ

t(s)

TO-220AB/I²PAK/D²PAK

TC=25°C

TC=75°C

TC=125°C

Doc ID 15521 Rev 2 3/11

Figure 7. Non repetitive surge peak forward

current versus overload duration, maximum values

I

(A)

M

140

120

100

80

60

40

20

Terminals 1 and 3 short circuited

I

M

t

=0.5

0

1.E-03 1.E-02 1.E-01 1.E+00

δ

t(s)

TO-220FPAB

TC=25°C

TC=75°C

TC=125°C

Characteristics STPS20M100S

Figure 8. Relative variation of thermal

impedance junction to case versus pulse duration

Z

th(j-c)/Rth(j-c)

1.0

TO-220AB/I²PAK/D²PAK

0.9

0.8

0.7

0.6

0.5

0.4

Single pulse

0.3

0.2

0.1

0.0

1.E-03 1.E-02 1.E-01 1.E+00

tp(s)

Figure 10. Thermal resistance junction to

ambient versus copper surface under tab

R

(°C/W)

th(j-a)

80

Epoxy printed board FR4, copper thickness = 35 µm)

70

60

50

40

30

20

10

0

0 5 10 15 20 25 30 35 40

SCu(cm²)

D²PAK

Figure 9. Relative variation of thermal

impedance junction to case versus pulse duration

Z

th(j-c)/Rth(j-c)

1.0

TO-220FPAB

0.9

0.8

0.7

0.6

0.5

0.4

0.3

0.2

Single pulse

0.1

0.0

1.E-03 1.E-02 1.E-01 1.E+00 1.E+01

tp(s)

Figure 11. Reverse leakage current versus

reverse voltage applied (typical values)

I

(mA)

R

1.E+02

1.E+01

1.E+00

1.E-01

1.E-02

1.E-03

0 102030405060708090100

Tj=150°C

Tj=125°C

Tj=100°C

Tj=75°C

Tj=50°C

Tj=25°C

VR(V)

Figure 12. Junction capacitance versus

Figure 13. Forward voltage drop versus reverse voltage applied (typical values)

C(pF)

10000

1000

VR(V)

100

1 10 100

V

F=1MHz

OSC

Tj=25°C

=30mV

RMS

4/11 Doc ID 15521 Rev 2

I

FM

40

35

30

25

20

15

10

5

0

0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2

forward current (terminals 1 and 3 short circuited)

(A)

Tj=125°C

(Maximum values)

Tj=125°C

(Typical values)

Tj=25°C

(Maximum values)

V (V)

FM

STPS20M100S Characteristics

Figure 14. Reverse safe operating area (tp < 1 µs and Tj < 150 °C)

Iarm (A)

50

45

40

35

30

Operating area

25

20

100 110 120 130 140 150

Varm (V)

Forbidden area

Doc ID 15521 Rev 2 5/11

Package information STPS20M100S

2 Package information

● Epoxy meets UL94, V0

● Cooling method: by conduction (C)

● Recommended torque value: 0.4 to 0.6 N·m

In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK specifications, grade definitions and product status are available at: www.st.com ECOPACK

Table 5. TO-220AB dimensions

®

packages, depending on their level of environmental compliance. ECOPACK®

®

is an ST trademark.

.

Dimensions

Ref.

Millimeters Inches

Min. Max. Min. Max.

A 4.40 4.60 0.173 0.181

C 1.23 1.32 0.048 0.051

H2

Dia

A

C

D 2.40 2.72 0.094 0.107

E 0.49 0.70 0.019 0.027

L2

F2

F1

L5

L6

L9

L4

F

G1

L7

F 0.61 0.88 0.024 0.034

F1 1.14 1.70 0.044 0.066

F2 1.14 1.70 0.044 0.066

G 4.95 5.15 0.194 0.202

D

G1 2.40 2.70 0.094 0.106

H2 10 10.40 0.393 0.409

L2 16.4 typ. 0.645 typ.

M

E

L4 13 14 0.511 0.551

L5 2.65 2.95 0.104 0.116

G

L6 15.25 15.75 0.600 0.620

L7 6.20 6.60 0.244 0.259

L9 3.50 3.93 0.137 0.154

6/11 Doc ID 15521 Rev 2

M 2.6 typ. 0.102 typ.

Diam. 3.75 3.85 0.147 0.151

STPS20M100S Package information

Table 6. TO-220FPAB dimensions

Dimensions

Ref.

Millimeters Inches

Min. Max. Min. Max.

A 4.4 4.6 0.173 0.181

A

H

B

B 2.5 2.7 0.098 0.106

D 2.5 2.75 0.098 0.108

E 0.45 0.70 0.018 0.027

Dia

L6

L2

L3

L5

F1

L4

F2

F

G1

G

D

L7

E

F 0.75 1 0.030 0.039

F1 1.15 1.70 0.045 0.067

F2 1.15 1.70 0.045 0.067

G 4.95 5.20 0.195 0.205

G1 2.4 2.7 0.094 0.106

H 10 10.4 0.393 0.409

L2 16 Typ. 0.63 Typ.

L3 28.6 30.6 1.126 1.205

L4 9.8 10.6 0.386 0.417

L5 2.9 3.6 0.114 0.142

L6 15.9 16.4 0.626 0.646

L7 9.00 9.30 0.354 0.366

Dia. 3.00 3.20 0.118 0.126

Doc ID 15521 Rev 2 7/11

Package information STPS20M100S

Mounting (soldering) the I2PAK metal slug (heatsink) with alloy, like a surface mount device, IS NOT PERMITTED. A standard through-hole mounting is mandatory.

Table 7. I2PAK dimensions

Dimensions

L2

Ref.

A

E

c2

A 4.40 4.60 0.173 0.181

Millimeters Inches

Min. Max. Min. Max.

A1 2.40 2.72 0.094 0.107

b 0.61 0.88 0.024 0.035

D

b1 1.14 1.70 0.044 0.067

c 0.49 0.70 0.019 0.028

L1

L

b1

A1

c2 1.23 1.32 0.048 0.052

D 8.95 9.35 0.352 0.368

e 2.40 2.70 0.094 0.106

e1 4.95 5.15 0.195 0.203

b

e

e1

c

E 10 10.40 0.394 0.409

L 13 14 0.512 0.551

L1 3.50 3.93 0.138 0.155

L2 1.27 1.40 0.050 0.055

8/11 Doc ID 15521 Rev 2

STPS20M100S Package information

Table 8. D2PAK dimensions

Dimensions

Ref.

Millimeters Inches

Min. Max. Min. Max.

A 4.40 4.60 0.173 0.181

A

L2

E

C2

A1 2.49 2.69 0.098 0.106

A2 0.03 0.23 0.001 0.009

B 0.70 0.93 0.027 0.037

D

L

L3

G

A1

B2

B

C

R

A2

B2 1.14 1.70 0.045 0.067

C 0.45 0.60 0.017 0.024

C2 1.23 1.36 0.048 0.054

D 8.95 9.35 0.352 0.368

E 10.00 10.40 0.393 0.409

G 4.88 5.28 0.192 0.208

L 15.00 15.85 0.590 0.624

M

*

V2

* FLAT ZONE NO LESSTHAN 2mm

L2 1.27 1.40 0.050 0.055

L3 1.40 1.75 0.055 0.069

M 2.40 3.20 0.094 0.126

R 0.40 typ. 0.016 typ.

V2 0° 8° 0° 8°

Figure 15. D2PAK footprint (dimensions in mm)

16.90

10.30

8.90

5.08

1.30

3.70

Doc ID 15521 Rev 2 9/11

Ordering information STPS20M100S

3 Ordering information

Table 9. Ordering information

Order code Marking Package Weight Base qty Delivery mode

STPS20M100ST PS20M100ST TO-220AB 2.2 g 50 Tube

STPS20M100SFP PS20M100SFP TO-220FPAB 1.70 g 50 Tube

2

STPS20M100SR PS20M100SR I

STPS20M100SG-TR PS20M100SG D

PAK 1.49 g 50 Tube

2

PAK 1.48 g 1000 Tape and reel

4 Revision history

Table 10. Document revision history

Date Revision Changes

25-Mar-2009 1 First issue

16-Apr-2010 2

Updated package graphic for TO-220AB on front page and in

Ta bl e 5 .

10/11 Doc ID 15521 Rev 2

STPS20M100S

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Doc ID 15521 Rev 2 11/11