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ADP2105-1.8-EVAL PDF预览

ADP2105-1.8-EVAL

更新时间: 2022-04-23 23:00:11
品牌 Logo 应用领域
亚德诺 - ADI 转换器
页数 文件大小 规格书
32页 1006K
描述
1 Amp/1.5 Amp/2 Amp Synchronous, Step-Down DC-to-DC Converters

ADP2105-1.8-EVAL 数据手册

 浏览型号ADP2105-1.8-EVAL的Datasheet PDF文件第26页浏览型号ADP2105-1.8-EVAL的Datasheet PDF文件第27页浏览型号ADP2105-1.8-EVAL的Datasheet PDF文件第28页浏览型号ADP2105-1.8-EVAL的Datasheet PDF文件第30页浏览型号ADP2105-1.8-EVAL的Datasheet PDF文件第31页浏览型号ADP2105-1.8-EVAL的Datasheet PDF文件第32页 
ADP2105/ADP2106/ADP2107  
APPLICATION CIRCUITS  
0.1μF  
V
INPUT VOLTAGE = 5V  
10ꢀ  
IN  
1
10μF  
V
OUT  
16  
15  
14  
GND IN PWIN1  
LX2  
13  
OUT_SENSE  
ON  
1
2
3
4
12  
EN  
OFF  
2
2.5μH  
V
OUTPUT VOLTAGE = 3.3V  
OUT  
GND  
PGND  
LX1  
11  
10  
9
1
1
10μF  
4.7μF  
ADP2107-3.3  
LOAD  
0A TO 2A  
GND  
V
IN  
GND  
PWIN2  
1
1
2
10μF  
MURATA X5R 0805  
COMP SS AGND NC  
10μF: GRM21BR61A106KE19L  
4.7μF: GRM21BR61A475KA73L  
SUMIDA CDRH5D28: 2.5μH  
5
6
7
8
1nF  
70kꢀ  
120pF  
NOTES  
1. NC = NO CONNECT.  
2. EXTERNAL COMPONENTS WERE  
CHOSEN FOR A 10% OVERSHOOT  
FOR A 1A LOAD TRANSIENT.  
Figure 54. Application Circuit—VIN = 5 V, VOUT = 3.3 V, LOAD = 0 A to 2 A  
0.1μF  
V
INPUT VOLTAGE = 3.6V  
10ꢀ  
IN  
1
10μF  
V
OUT  
16  
15  
14  
GND IN PWIN1  
LX2 12  
13  
OUT_SENSE  
ON  
1
2
3
4
EN  
OFF  
2
1.5μH  
V
OUTPUT VOLTAGE = 1.5V  
1
OUT  
PGND  
LX1  
11  
10  
9
GND  
1
22μF  
22μF  
ADP2107-1.5  
LOAD  
0A TO 2A  
GND  
V
IN  
GND  
PWIN2  
1
1
2
10μF  
MURATA X5R 0805  
10μF: GRM21BR61A106KE19L  
22μF: GRM21BR60J226ME39L  
COMP SS AGND NC  
5
6
7
8
TOKO D62LCB OR COILCRAFT LPS4012  
1nF  
140kꢀ  
NOTES  
1. NC = NO CONNECT.  
2. EXTERNAL COMPONENTS WERE  
CHOSEN FOR A 5% OVERSHOOT  
FOR A 1A LOAD TRANSIENT.  
68pF  
Figure 55. Application Circuit—VIN = 3.6 V, VOUT = 1.5 V, LOAD = 0 A to 2 A  
0.1μF  
V
INPUT VOLTAGE = 2.7V TO 4.2V  
10ꢀ  
IN  
1
4.7μF  
V
OUT  
16  
15  
14  
GND IN PWIN1  
LX2  
13  
OUT_SENSE  
ON  
1
2
3
4
12  
EN  
OFF  
2
2.7μH  
V
OUTPUT VOLTAGE = 1.8V  
1
OUT  
GND  
PGND  
LX1  
11  
10  
9
1
22μF  
22μF  
ADP2105-1.8  
LOAD  
0A TO 1A  
GND  
V
IN  
GND  
PWIN2  
1
1
2
4.7μF  
MURATA X5R 0805  
COMP SS AGND NC  
4.7μF: GRM21BR61A475KA73L  
22μF: GRM21BR60J226ME39L  
TOKO 1098AS-DE2812: 2.7μH  
5
6
7
8
1nF  
270kꢀ  
NOTES  
1. NC = NO CONNECT.  
39pF  
2. EXTERNAL COMPONENTS WERE  
CHOSEN FOR A 5% OVERSHOOT  
FOR A 1A LOAD TRANSIENT.  
Figure 56. Application Circuit—VIN = Li-Ion Battery, VOUT = 1.8 V, LOAD = 0 A to 1 A  
Rev. 0 | Page 29 of 32  
 

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