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參數(shù)資料
| 型號： | MP2106DK |
| 廠商： | MONOLITHIC POWER SYSTEMS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 1.5A, 15V, 800KHz Synchronous Buck Converter |
| 中文描述： | 3.2 A SWITCHING REGULATOR, 900 kHz SWITCHING FREQ-MAX, PDSO10 |
| 封裝： | MO-187BA, MSOP-10 |
| 文件頁數(shù)： | 9/11頁 |
| 文件大?。?/td> | 298K |
| 代理商： | MP2106DK |
MP2106 – 1.5A, 15V, 800KHz SYNCHRONOUS BUCK CONVERTER
MP2106 Rev. 1.6
2/22/2006
www.MonolithicPower.com
9
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
2006 MPS. All Rights Reserved.
TM
Choose the compensation resistor to set the
desired crossover frequency. Determine the
value by the following equation:
FB
CS
EA
C
OUT
V
V
G
G
f
2
×
C
2
3
R
×
×
×
×
π
=
Where f
C
is the desired crossover frequency
(preferably 33KHz).
Choose the compensation capacitor to set the
zero below one fourth of the crossover
frequency. Determine the value by the following
equation:
C
f
3
R
2
3
C
×
×
π
>
Determine
capacitor, C4 is required. It is required if the
ESR zero of the output capacitor happens at
less than half of the switching frequency. Or:
if
the
second
compensation
1
f
R
2
C
SW
ESR
>
×
×
×
π
If this is the case, then add the second
compensation capacitor.
Determine the value by the equation:
3
R
R
2
C
4
C
(max)
ESR
×
=
Where R
ESR(MAX)
is the maximum ESR of the
output capacitor.
External Boost Diode
For input voltages less than or equal to 5V, it is
recommended that an external boost diode be
added. This will help improve the regulator
efficiency. The diode can be a low cost diode
such as an IN4148 or BAT54.
MP2106
LX
BST
5V
8
6
BOOST
DIODE
10nF
MP2106_F03
Figure 3—External Boost Diode
This diode is also recommended for high duty
cycle operation (when
IN
OUT
V
V
>65%) and high
output
However, do not exceed the absolute maximum
voltage for these pins.
voltage
(V
OUT
>12V)
applications.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MP2106DK-LF-P | 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 1.5A/15V Sync Step-Down RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關(guān)頻率:1 MHz 工作溫度范圍: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
| MP2106DK-LF-Z | 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 1.5A/15V Sync Step-Down RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關(guān)頻率:1 MHz 工作溫度范圍: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
| MP2106DQ | 制造商:MPS 制造商全稱:Monolithic Power Systems 功能描述:1.5A, 15V, 800KHz Synchronous Buck Converter |
| MP2106DQ-LF-P | 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 1.5A/15V Sync Step-Down RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關(guān)頻率:1 MHz 工作溫度范圍: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
| MP2106DQ-LF-Z | 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 1.5A/15V Sync Step-Down RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關(guān)頻率:1 MHz 工作溫度范圍: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel |
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