4. LINEAR POWER SUPPLY TRAINER. [ITB-PSL01]

           This trainer is specifically designed to study the Linear Power Supply theory & practicals. The ITB-PSL01 contains a linear power supply module for conducting various experiments This trainer consists of power supply module, supply AC & DC power to the " Linear Power Supply Trainer", one 7805 based module & one 723 based module.

b. Rectifier & Filter Section:

230 Volt AC input

Provided with step down Transformer for 15 Volt AC input to the Rectifier section

AC output : 15 Volt @ 2 Amp

DC output : + 12 Volt @ 200 mA

DC voltage is used for to power the PWM Controller of SMPS module.

b. Rectifier & Filter Section:                                                                   [TOC]

4 Diodes of 600volt/2 Amps provided to form full Bridge

One Filter capacitor at the output of Bridge provided to filter the DCripple.

One SPDT switch provided to disconnect the DC filter capacitor to study the effect of filter

C. Linear Power Supply : 7805 Module                                                   [TOC]

One 7805 Regulator IC

5 Volt DC output

Current output @ 0.5 Amp

One 2N 2955 for current Boost

Current output @ 1.5 Amp in Boost mode

Useful to study the Linear Power Supply based on 7805 IC (3 pin Regulator).

d. Linear Power Supply : 723 Module [ITB-SMP0201]                             [TOC]

One 723 Regulator IC.

5 volt DC output

Current output @ 0.5 Amp

One Power transistor for current Boost

Useful to study linear power supply based on IC 723