TD1507 Techcode, TD1507 Datasheet - Page 8

• Manufacturer Part Number: TD1507
• Description: 2.5A 150KHZ PWM Buck DC/DC Converter
• Manufacturer: Techcode

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October, 20, 2005.
2.5A 150KHZ PWM Buck DC/DC Converter
Typical Application Circuit
Voltage
Output
3.3V
12V
5V
9V
Table 2. Typical Application Buck Regulator Design Procedure
Vout
3.3V
12V
5V
9V
Figure 11. Typical Application of TD1507
Table 1. Vout VS. R1, R2, Cf Select Table
15V ~ 18V
12V ~18V
12V ~36V
15V ~36V
6V ~ 18V
8V ~ 18V
6V ~36V
8V ~36V
Voltage
Input
1.6K
3.6K
6.8K
1.5K
R1
Inductor (L1)
47uh
68uh
33uh
47uh
47uh
47uh
47uh
47uh
8
2.7K
11K
43K
13K
R2
Through Hole Electrolytic
Output Capacitor (Cout)
470uf/25V
560uf/25V
330uf/25V
470uf/25V
330uf/25V
470uf/25V
220uf/25V
330uf/25V
Cf (Operational)
Techcode Semiconductor Limited
1.5nf
33nf
10nf
1nf
Datasheet
TD1507