Owner's manual

SPECIFICATIONS
Detailed specifications of the power supply are given in the
following table.
OUTPUT VOLTAGE : 0-32V DC continuously variable
with coarse and fine voltage
controls
LOAD CURRENT : 0-5 Amp max., continuously
variable with coarse and fine
controls
CONSTANT VOLTAGE MODE
REGULATION
LINE : Less than ± 0.01% +2mV for
±10% change in line voltage.
LOAD : Less than ± 0.01% + 2mV for load
change from zero to full load.
RIPPLE & NOISE : Less than 1mV rms max.
( 20Hz - 20MHz )
CONSTANT CURRENT MODE
REGULATION
LINE : Less than ± 0.1% +250µA
for ±10% change in line
voltage.
LOAD : Less than ±0.1% +250µA
for change in output voltage
from 0 volts to max.output
voltage.
RIPPLE & NOISE : 0.04% rms.(2.0 mA )
OUTPUT POLARITY : Floating w.r.t. ground.
OVERLOAD PROTECTION : Automatic overload and
short circuit protection.
TRANSIENT RESPONSE : 100µsecs to within 10mV of
set output voltage for load
change from 10% to 90%.
2
PCB Components ZSDT-CT/05 PCB
=======================================================================
Ref Designator Value
=======================================================================
ZENERS
Z1 1N758, 10V, 0.4W
Z2 1N758, 10V, 0.4W
Z3 1N750, 4.7V, 0.4W
BRIDGE
BR1 10A/600V PC MTG BRIDGE
BR2 CSB-1, 100V/1A BRIDGE.
ICs
IC1 4N25 OPTO
IC2 7812
IC3 TL431
IC4 LM324
IC5 7812
IC6 TL431
IC7 79L05
IC8 7805
TRANSISTORS/FET/SCR
Q1 BC109
Q2 MPSA12
Q3 BC557
Q4 BC557
Q5 BC547
FET1 IRFP150
SCR1 2N6396
FET2 IRFP150
CONNECTORS
CON2 2.54mm PITCH, 12PIN M
CON3 2.54mm PITCH, 12PIN M L TYPE
CON4 2.54mm PITCH, 8PIN M
MISCELLANEOUS
TP1 RIM PIN MALE
TP2 RIM PIN MALE
TP3 RIM PIN MALE
TP4 RIM PIN MALE
TP5 RIM PIN MALE
TP6 RIM PIN MALE
SPADE CON 12H750
17