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TD1507T View Datasheet(PDF) - Unspecified

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TD1507T Datasheet PDF : 16 Pages
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Techcode®
3A 150KHz PWM Buck DC/DC Converter
Typical Application Circuit
DATASHEET
TD1507
Figure 12. Typical Application of TD1507 For ADJ
Note:In PCB layout. Reserved an area for CFF
Vout
3.3V
5V
9V
12V
R1
1.6K
3.6K
6.8K
1.5K
R2
2.7K
11K
43K
13K
Cf (Operational)
33nf
10nf
1.5nf
1nf
Output
Voltage
3.3V
5V
9V
12V
Input Voltage
6V ~ 18V
6V ~45V
8V ~ 18V
8V ~45V
12V ~18V
12V ~45V
15V ~ 18V
15V ~45V
Table 2. Vout VS. R1, R2, Cf Select Table
Inductor (L1)
47uh
68uh
33uh
47uh
47uh
47uh
47uh
47uh
Output Capacitor (Cout)
Through Hole Electrolytic
470uf/25V
560uf/25V
330uf/25V
470uf/25V
330uf/25V
470uf/25V
220uf/25V
330uf/25V
Table 3. Typical Application Buck Regulator Design Procedure
December, 20, 2005.
Techcode Semiconductor Limited
10
www.techcodesemi.com
 

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