Datasheet STPS40SM100C Datasheet (ST)

STPS40SM100C

Power Schottky rectifier

Features

■ High current capability

■ Avalanche rated

■ Low forward voltage drop current

■ High frequency operation

Description

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

Packaged in TO-220AB, D
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) 0.435 V

V

F

2

PAK and I2PAK, this

2 x 20 A

100 V

A(1)

K(2)

A(3)

K

A

A

K

TO-220AB

STPS40SM100CT

A

I2PAK

STPS40SM100CR

K

A

A

2

PA K

D

STPS40SM100CG-TR

Figure 1. Electrical characteristics

2 x I

O

I

"Forward"

X

V

I

A

K

(a)

I

F

I

V

RRM

V

V

a. V

ARM

operating area defined in Figure 11. V
pulse measurements (t
are static characteristics

AR

and I

R

"Reverse"

must respect the reverse safe

ARM

O

< 1 µs). VR, IR, V

p

I

R

V

To

I

AR

V

F(Io)

X

V

V

F(2xIo)

F

and IAR are

AR

and VF,

RRM

V

April 2010 Doc ID 15525 Rev 2 1/9

www.st.com

9

Characteristics STPS40SM100C

1 Characteristics

Table 2. Absolute ratings (limiting values)

Symbol Parameter Value Unit

V

RRM

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 11.

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

Table 3. Thermal resistance

Repetitive peak reverse voltage 100 V

Forward current rms 60 A

= 130 °C Per diode 20

T

Average forward current δ = 0.5

c

T

= 125 °C Per device 40

c

Surge non repetitive forward current tp = 10 ms sinusoidal 530 A

(1)

Repetitive peak avalanche power tp = 1 µs Tj = 25 °C 18000 W

< 1 µs Tj < 150 °C

(2)

Maximum repetitive peak avalanche voltage

(2)

Maximum single pulse peak avalanche voltage

Storage temperature range -65 to + 175 °C

stg

Maximum operating junction temperature

T

j

dPtot

--------------­dTj

1

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

<

Rth j a–()

(3)

t

p

< 45 A

I

AR

t

< 1 µs Tj < 150 °C

p

IAR < 45 A

120 V

120 V

150 °C

Symbol Parameter Value Unit

R

th(j-c)

R

th(c)

Table 4. Static electrical characteristics (per diode, at 25 °C unless otherwise specified)

Junction to case

Coupling 0.1

Per diode
To t al

1.3

0.7

°C/W

Symbol Parameter Test conditions Min. Typ. Max. Unit

A

(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

Tj = 25 °C

= 125 °C 7 mA

T

j

= 25 °C

T

j

= 125 °C 13 45 mA

T

j

T

= 25 °C

j

= 125 °C 435

T

j

= 25 °C

T

j

= 125 °C 520 580

T

j

= 25 °C

T

j

= 125 °C 605 665

T

j

V

V

I

F

I

F

I

F

To evaluate the conduction losses use the following equation:
P = 0.580 x I

2/9 Doc ID 15525 Rev 2

+ 0.0043 x I

F(AV)

F2(RMS)

= 70 V

R

= 100 V

R

= 5 A

= 10A

= 20 A

7µA

13 45 µA

520

620 700

mV

740 810

STPS40SM100C Characteristics

Figure 2. Average forward power dissipation

versus average forward current
(per diode)

PF(av)(W)

18

δ=1

δ

δ=0.5

=tp/T

T

tp

16

14

12

10

8

6

4

2

0

0 2 4 6 8 1012141618202224

δ=0.05

I (av)(A)

F

δ=0.1

δ=0.2

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, per
diode)

I

(A)

(av)

F

22

20

18

16

14

12

10

8

6

4

2

0

0 25 50 75 100 125 150

δ

=tp/T

T

tp

R

=15 °C/W

th(j-a)

T (°C)

amb

R

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

Figure 5. Normalized avalanche power

derating versus junction
temperature

P(Tj)

ARM

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, per diode

I

(A)

M

350

300

250

200

150

100

I

M

50

0

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

δ=0.5

t

t(s)

Tc=25 °C

Tc=75 °C

Tc=125 °C

Doc ID 15525 Rev 2 3/9

Figure 7. Relative variation of thermal

impedance junction to case
versus pulse duration

Z

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

1.0

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)

δ

T

=tp/T

tp

Characteristics STPS40SM100C

Figure 8. Reverse leakage current versus

reverse voltage applied (typical
values, per diode)

(mA)

I

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 10. Forward voltage drop versus

forward current (per diode)

I

(A)

FM

40

35

30

25

20

15

10

5

0

0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00

Tj=125 °C

Tj=125 °C

Maximum values

Maximum values

Tj=125 °C

Tj=125 °C

Typical values

Typical values

Tj=25 °C

Maximum values

V (V)

FM

Figure 9. Junction capacitance versus

reverse voltage applied
(typical values, per diode)

C(pF)

10000

1000

VR(V)

100

1 10 100

V

osc

F=1 MHz

=30 mV

Tj=25 °C

Figure 11. Reverse safe operating area

(t

< 1 µs and Tj < 150 °C)

p

Iarm (A)

55
53
51
49
47
45
43
41

Operating area

39
37
35

100 110 120 130 140 150

Varm (V)

Forbidden area

Varm (V)

RMS

4/9 Doc ID 15525 Rev 2

STPS40SM100C Package information

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

M 2.6 typ. 0.102 typ.

Diam. 3.75 3.85 0.147 0.151

Doc ID 15525 Rev 2 5/9

Package information STPS40SM100C

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 6. 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

6/9 Doc ID 15525 Rev 2

STPS40SM100C Package information

Table 7. 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 12. D2PAK footprint (dimensions in mm)

16.90

10.30

8.90

5.08

1.30

3.70

Doc ID 15525 Rev 2 7/9

Ordering information STPS40SM100C

3 Ordering information

Table 8. Ordering information

Order code Marking Package Weight Base qty Delivery mode

STPS40SM100CT PS40SM100CT TO-220AB 2.2 g 50 Tube

STPS40SM100CR PS40SM100CR I2PAK 1.49 g 50 Tube

2

STPS40SM100CG PS40SM100CG D

STPS40SM100CG-TR PS40SM100CG D

PAK 1.48 g 50 Tube

2

PAK 1.48 g 1000 Tape and reel

4 Revision history

Table 9. Document revision history

Date Revision Changes

25-Mar-2009 1 First issue.

15-Apr-2010 2

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

Ta bl e 5 .

8/9 Doc ID 15525 Rev 2

STPS40SM100C

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Doc ID 15525 Rev 2 9/9