TD1509 Techcode Semiconductor, TD1509 Datasheet - Page 9
TD1509
Manufacturer Part Number
TD1509
Description
2A 150KHZ PWM Buck DC/DC Converter
Manufacturer
Techcode Semiconductor
Datasheet
1.TD1509.pdf
(16 pages)
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www.DataSheet4U.com
December, 20, 2005.
2A 150KHZ PWM Buck DC/DC Converter
Typical Application Circuit
Input Voltage
Input Voltage
6V ~ 18V
6V ~ 45V
8V ~ 18V
8V ~ 45V
Table 1. TD1509 Series Buck Regulator Design Procedure For 3.3V
Table 2. TD1509 Series Buck Regulator Design Procedure For 5V
Figure 11. Typical Application of TD1509 For 3.3V 5V
Inductor (L1)
Inductor (L1)
47uh
68uh
33uh
47uh
Through Hole Electrolytic
Through Hole Electrolytic
(Adjustable Output Voltage Version)
470uf/25V
560uf/25V
330uf/25V
470uf/25V
9
Output Capacitor (Cout)
Output Capacitor (Cout)
Surface Mount Tantalum
Surface Mount Tantalum
Techcode Semiconductor Limited
330uf/6.3V
330uf/6.3V
220uf/10V
330uf/10V
Datasheet
TD1509
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