TS3404 Datasheet, PDF (4/5 Pages) Taiwan Semiconductor Company, Ltd – PWM Buck Controller

Typical Application Circuit
Device
Value
Device
Value
C1
470uF
R1
9K, 1/4W
C2
10nF
R2
3K, 1/4W
C3
470uF
R3
10K, 1/4W
C4
50nF
L1
33uH, 3A
C5
270uF
D1
SK34A
C6
50nF
Q1
TSM2301CX
C7
220nF
Remark:
* Output = 1.25V * (R1/R2 +1) = 1.25V * (9K/3K + 1) = 5V @ 3A
* SK34A: Taiwan semiconductor, Schottky 3A/40V in SMA package
* TSM2301CX: Taiwan semiconductor, P-Channel MOSFET 4A/20V in SOT-23 package
TS3404
4-5
2003/12 rev. A