Categories: Switching Power Supply

5 Volt/1.5A Switching Power Supply based TNY264P

In recent years, this family of MC reached great popularity, they can be found on the DVD-player, modem, DSL, cost-supplying device, waiting for power supplies, etc. And in fact they went on the radio market very quickly.

In fact, the figure of the power supply has two additional outputs for 3 and 9V.But in this series only has 5 V output. This circuit can be used to add power to usb devices like external hard disks.

Parts list :

Element	Nominal	Note
R1	150kOm 1W	5%
R2	4.7 MW 0.25 W	5% (2.2 + 2.5 milliohms milliohms can not set)
R3	5.6 kOhm	5%
R4	4.7	5%
R5	270	5% (selection)
R6	100	5% (selection)
C1, C2	4.7 uF/400V	Nizkoimpendansny
C3, C5	0.1 uF/50V	Ceramics
C4	3300/1kV	Ceramics
C6, C7	470uF/10V	Nizkoimpendansny
Z1	300V 2A
TR1	33Om	NTC
U1	PC817
D1	1N4937, UF4005	1A 600V
D2	1N4148
D3	IR0416L	5A Schottky
DA1	TNY246P
F1	0.5 A 250V
DR1, DR2	47mkGn 0.3 A	You can not put
DR3	3.3 uH 3A	You can not put
ZD1	1N5229, BZX79C4V3	4,3 B 20mA, 5mA
BR1	RB157	Any other -> 0,5 A> 400