INTRODUCTION
Assembly of your XP-15K Regulated Variable Power Supply Kit will prove to be an exciting project and give much
satisfaction and personal achievement. If you have experience in soldering and wiring technique, you should have no
problem in the assembly of this kit. Care must be given to identifying the proper components and in good soldering habits.
Above all, take your time and follow the easy step-by-step instructions. Remember, “An ounce of prevention is worth a
pound of cure”. Avoid making mistakes and no problems will occur.
USE SAFETY GOGGLES WHEN ASSEMBLING THIS KIT!!
SPECIFICATIONS FOR XP-15K POWER SUPPLY
Output Voltage 0 - 15VDC
Output Current
0.3A @ 12V, 0.2A @ 15V
Load Regulation 0.1V
Line Regulation 0.1V
Ripple Max. 0.01V rms
Short Protection IC THERMO
Output Impedance 0.3Ω
-1-
PARTS LIST
If you are a student, and any parts are missing or damaged, please see instructor or bookstore. If you purchased
this kit from a distributor, catalog, etc., please contact ELENCO
®
(address/phone/e-mail is at the back of this manual)
for additional assistance, if needed. DO NOT contact your place of purchase as they will not be able to help you.
RESISTORS
Qty. Symbol Description Color Code Part #
r 1 R2 150Ω 5% 1/4W brown-green-brown-gold 131500
r 2 R1, R4 2.2kΩ 5% 1/4W red-red-red-gold 142200
r 1R3 2kΩ Potentiometer 192421
CAPACITORS
Qty. Symbol Description Part #
r 1C2 4.7μF 50V Electrolytic 264747
r 1 C4 220μF 16V Electrolytic 282244
r 1 C3 470μF 35V Electrolytic 284746
r 1 C1 2,200μF 35V Electrolytic 292226
SEMICONDUCTORS
Qty. Symbol Description Part #
r 8 D1-8 1N4001 Diode 314001
r 1 U1 LM317 Regulator 330317
r 1 D9 LED Red 350002
MISCELLANEOUS
Qty. Description Part #
r 1 Transformer YD-1485 440111
r 1 PC board 510002
r 1 Heat sink 615009
r 1 Knob 622009
r 1 Case top 623061
r 1 Case bottom 623062
r 1 Strain relief 2-wire 624002
r 1 Binding post black 625031
r 2 Nut binding post 625031HN
r 2 Lockwasher binding post 625031LW
r 1 Binding post red 625032
r 4 Screw 2.8 x 8mm 641102
r 1 Screw 4-40 x 1/4” 641430
Qty. Description Part #
r 2 Screw 6-32 x 3/8” Blk 641652
r 1 Nut 7mm 644101
r 1 Nut 4-40 644400
r 2 Nut 6-32 644600
r 1 Washer flat 8 x 14mm 645101
r 4 Washer fiber #6 645602
r 2 Lockwasher #6 646600
r 4 Rubber foot 662015
r 1 Label top 723071
r 1 Line cord 2 wire 862100
r 2” Shrink tubing 890120
r 1 Solder lead-free 9LF99
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