參數(shù)資料
型號(hào): L6226D
廠商: STMICROELECTRONICS
元件分類: 運(yùn)動(dòng)控制電子
英文描述: BRUSHLESS DC MOTOR CONTROLLER, 2.8 A, PDSO24
封裝: SO-24
文件頁數(shù): 16/31頁
文件大?。?/td> 525K
代理商: L6226D
L6226
Thermal management
Doc ID 9452 Rev 4
23/31
7
Thermal management
In most applications the power dissipation in the IC is the main factor that sets the maximum
current that can be deliver by the device in a safe operating condition. Therefore, it has to be
taken into account very carefully. Besides the available space on the PCB, the right package
should be chosen considering the power dissipation. Heat sinking can be achieved using
copper on the PCB with proper area and thickness. Figure 21, 22 and 23 show the junction-
to-ambient thermal resistance values for the PowerSO36, PowerDIP24 and SO24 packages.
For instance, using a PowerSO package with copper slug soldered on a 1.5 mm copper
thickness FR4 board with 6cm2 dissipating footprint (copper thickness of 35m), the RthJA is
about 35°C/W. Figure 20 shows mounting methods for this package. Using a multi-layer
board with vias to a ground plane, thermal impedance can be reduced down to 15°C/W.
Figure 20.
Mounting the PowerSO package
Figure 21.
PowerSO36 junction-amb. thermal resistance vs on-board copper area
相關(guān)PDF資料
PDF描述
L6226PD BRUSHLESS DC MOTOR CONTROLLER, 2.8 A, PDSO36
L6226QTR BRUSH DC MOTOR CONTROLLER, QCC32
L6226Q BRUSH DC MOTOR CONTROLLER, 2.8 A, QCC32
L6227N STEPPER MOTOR CONTROLLER, 2.8 A, PDIP24
L6228Q STEPPER MOTOR CONTROLLER, 2.8 A, QCC32
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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L6226N 功能描述:馬達(dá)/運(yùn)動(dòng)/點(diǎn)火控制器和驅(qū)動(dòng)器 Dual Full Bridge RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Stepper Motor Controllers / Drivers 類型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube
L6226PD 功能描述:馬達(dá)/運(yùn)動(dòng)/點(diǎn)火控制器和驅(qū)動(dòng)器 Dual Full Bridge RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Stepper Motor Controllers / Drivers 類型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube
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