參數(shù)資料
型號: TPS40021EVM-001
廠商: Texas Instruments, Inc.
英文描述: High-Efficiency Synchronous Buck Converter with PWM Controller Evaluation Module(帶PWM控制器的高效率同步降壓轉(zhuǎn)換器TPS40021的評估模塊)
中文描述: 高效率同步降壓轉(zhuǎn)換器與PWM控制器評估模塊(帶脈寬調(diào)制控制器的高效率同步降壓轉(zhuǎn)換器TPS40021的評估模塊)
文件頁數(shù): 6/13頁
文件大?。?/td> 405K
代理商: TPS40021EVM-001
SLUU144A April 2003 Revised November 2003
6
TPS40021EVM001 High-Efficiency Synchronous Buck Converter with PWM Controller Evaluation Module (HPA009)
3
Test Results
3.1
Efficiency Curves
The tested efficiency at different loads and input voltages are shown in Figure 3. The maximum
efficiency is as high as 92.4% at 1.5-V output. The efficiency is around 87.7% when the load
current (I
LOAD
) is 20 A.
EFFICIENCY
0.80
0.75
0.85
0.90
0.95
0.70
0
5
10
15
20
vs
OUTPUT LOAD CURRENT
VOUT = 2.5 V
ILOAD Load Current A
Figure 3.
E
VOUT = 4.0 V
VOUT = 5.0 V
VOUT = 3.3 V
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS40021MPWPEP 功能描述:DC/DC 開關(guān)控制器 Enhanced Prod Synch Buck Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
TPS40021MPWPREP 功能描述:DC/DC 開關(guān)控制器 Enhanced Prod Synch Buck Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
TPS40021PWP 功能描述:DC/DC 開關(guān)控制器 Low Input Sync Buck Cntrlr source/sink RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
TPS40021PWPG4 功能描述:DC/DC 開關(guān)控制器 Low Input Sync Buck Cntrlr source/sink RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
TPS40021PWPR 功能描述:DC/DC 開關(guān)控制器 Low Input Sync Buck Cntrlr source/sink RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK