L6228PD datasheet(22/26 Pages) STMICROELECTRONICS

Il numero della parte	L6228PD

Spiegazioni elettronici	DMOS DRIVER FOR BIPOLAR STEPPER MOTOR

PDF	26 Pages

Scroll/Zoom	100%

Produttore elettronici	STMICROELECTRONICS [STMicroelectronics]

Homepage	http://www.st.com

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22 / 26 page

L6228

22/26

Figure 28. PowerSO36 Junction-Ambient Thermal Resistance versus On-Board Copper Area.

Figure 29. PowerDIP24 Junction-Ambient Thermal Resistance versus On-Board Copper Area.

Figure 30. SO24 Junction-Ambient Thermal Resistance versus On-Board Copper Area.

Figure 31. Mounting the PowerSO Package.

1 1

1 2

W ithout G round La yer

W ith Gr ound La yer

W ith Gr ound La yer + 16 via

Ho le s

sq . c m

ºC / W

On-Board Copper Area

101112

C opper Are a is on Bo ttom

Sid e

C opper Are a is on To p S i de

sq . cm

ºC / W

On-Board Copper Area

123

6789

C o pp er A rea is o n T op S ide

sq. cm

ºC / W

On-Board Copper Area

Slug soldered

to PCB with

dissipating area

Slug soldered

to PCB with

dissipating area

plus ground layer

Slug soldered to PCB with

dissipating area plus ground layer

contacted through via holes

L6228PD Scheda tecnica(PDF) 22 Page - STMicroelectronics