ST STPS2L60 User Manual

Features

■ Negligible switching losses

■ Low forward voltage drop

■ Surface mount miniature package

■ Avalanche capability specified

■ ECOPACK2

®

compliant component (SMB flat)

Description

STPS2L60

Power Schottky rectifier

A

K

DO-41

STPS2L60

Axial and surface mount power Schottky rectifiers suited to switched mode power supplies and high frequency DC to DC converters.

Packaged in SMA, DO-41 and SMB flat this device is especially intended for use in low voltage, high frequency inverters and small battery chargers.

A

K

SMA

(JEDEC DO-214AC)

STPS2L60A

Table 1. Device summary

Symbol Value

I

F(AV)

V

RRM

(max) 150 °C

T

j

V

(max) 0.55 V

F

(JEDEC DO221-AA)

A

K

SMB flat

STPS2L60UF

2 A

60 V

September 2011 Doc ID 9173 Rev 6 1/9

www.st.com

9

Characteristics STPS2L60

1 Characteristics

Table 2. Absolute ratings (limiting values)

Symbol Parameter Value Unit

V

I

F(RMS)

I

F(AV)

I

P

T

Repetitive peak reverse voltage 60 V

RRM

Forward rms voltage 10 A

SMB flat T

Average forward current

DO-41 T

Surge non repetitive forward current tp =10 ms sinusoidal 75 A

FSM

Repetitive peak avalanche power tp = 1 µs Tj = 25 °C 1600 W

ARM

Storage temperature range -65 to + 150 °C

stg

Maximum operating junction temperature

T

j

= 130 °C δ = 0.5

L

= 115 °C δ = 0.5

L

= 110 °C δ = 0.5

L

(1)

2ASMA T

150 °C

dV/dt Critical rate of rise of reverse voltage 10000 V/µs

<

Rth(j-a)

1

dPtot

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

dTj

Table 3. Thermal resistance

Symbol Test conditions Value Unit

SMB flat 15

R

th(j-l)

Junction-lead

°C/WSMA 25

Lead length = 10 mm DO-41 30

Table 4. Static electrical characteristics

Symbol Parameter Test conditions Min. Typ. Max. Unit

= 25 °C

T

Reverse leakage

(1)

I

R

current

(1)

V

1. Pulse test: tp = 380 µs, δ < 2%

Forward voltage drop

F

j

= 100 °C 2 10 mA

T

j

= 25 °C

T

j

T

= 125 °C 0.51 0.55

j

= 25 °C

T

j

T

= 125 °C 0.62 0.67

j

V

R

I

F

I

F

To evaluate the conduction losses use the following equation: P = 0.43 x I

2/9 Doc ID 9173 Rev 6

F(AV)

+ 0.06 I

F2(RMS)

= V

= 2 A

= 4 A

100 µA

RRM

0.60

V

0.77

STPS2L60 Characteristics

Figure 1. Average forward power dissipation

versus average forward current

P (W)

F(AV)

1.4

1.3

1.2

1.1

1.0

0.9

0.8

0.7

0.6

0.5

0.4

0.3

0.2

0.1

0.0

0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4

δ = 0.05

δ = 0.1

δ = 0.2

I (A)

F(AV)

δ = 0.5

δ

=tp/T

δ = 1

T

tp

Figure 3. Average forward current versus

ambient temperature (δ = 0.5) SMB flat

I (A)

F(AV)

2.2

2.0

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

0.2

0.0

T

tp

=tp/T

δ

0 25 50 75 100 125 150

SMB FlatSMBflat

SMB Flat

SMBflat R

R

=40 °C/W

th(j-a)

S

=2.5 cm²

cu

T (°C)

amb

R

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

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 2. Average forward current versus

ambient temperature (δ = 0.5) DO-41, SMA

I (A)

F(AV)

2.2

2.0

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

0.2

0.0

T

tp

=tp/T

δ

0 25 50 75 100 125 150

R =100°C/W

th(j-a)

T (°C)

R=R

th(j-a) th(j-I)

amb

DO-41

SMA

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 6. Non repetitive surge peak forward

current versus overload duration (maximum values) (SMA)

I (A)

M

10

9

8

7

6

5

4

3

2

IM

1

0

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

δ=0.5

t

t(s)

T =25°C

a

T =75°C

a

T =125°C

a

Doc ID 9173 Rev 6 3/9