参数资料
型号: TPS63010YFF
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 2.4 A SWITCHING REGULATOR, 2600 kHz SWITCHING FREQ-MAX, BGA20
封装: 2.14 X 1.93 MM, LEAD FREE, DSBGA-20
文件页数: 15/28页
文件大小: 662K
代理商: TPS63010YFF
THERMAL INFORMATION
P
D(MAX)
+
T
J(MAX)
* T
A
R
q
JA
+ 125°C * 85°C
84
°C W
+ 476 mW
(7)
PACKAGE INFORMATION
Package Dimensions
SLVS653A – JUNE 2008 – REVISED AUGUST 2009 ........................................................................................................................................................ www.ti.com
Implementation of integrated circuits in low-profile and fine-pitch surface-mount packages typically requires
special attention to power dissipation. Many system-dependent issues such as thermal coupling, airflow, added
heat sinks and convection surfaces, and the presence of other heat-generating components affect the
power-dissipation limits of a given component.
Three basic approaches for enhancing thermal performance are listed below.
1. Improving the power dissipation capability of the PCB design
2. Improving the thermal coupling of the component to the PCB by soldering all pins to traces as wide as
possible.
3. Introducing airflow in the system
The maximum recommended junction temperature (TJ) of the TPS6301x devices is 125°C. The thermal
resistance of this 20-pin chipscale package (YFF) is RθJA = 84°C/W, if all pins are soldered. Specified regulator
operation is assured to a maximum ambient temperature TA of 85°C. Therefore, the maximum power dissipation
is about 476 mW, as calculated in Equation 7. More power can be dissipated if the maximum ambient
temperature of the application is lower.
The package dimensions for this YFF package are shown in the table below. See the package drawing at the
end of this data sheet for more details.
YFF Package Dimensions
Packaged Devices
D
E
TPS63010YFF
2.14 ± 0.05 mm
1.93 ± 0.05 mm
22
Copyright 2008–2009, Texas Instruments Incorporated
Product Folder Link(s): TPS63010 TPS63011 TPS63012
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