Vectronics VEC-412K User Manual
Page 9
VEC-412K Owner's Manual
Rapid Battery Charger/Conditioner Kit
7
!
1
1N5822, diode Schottky
D2
!
1
1N5223B, 2.7 volt zener diode
D3
!
1
2N3055, power transistor (TO-3)
Q1
!
1 2N3904,
transistor
Q2
!
1
IRF9530, power FET
Q3
!
1
BQ2003 IC (16-pin DIP package)
U1
!
1
78L05, +5Vdc voltage regulator
U2
!
1
LED, red
CR1
!
1
LED, yellow
CR2
Switches/Jacks/Misc.:
"
Qty Part
Description Designation
!
1
2.1mm coaxial power jack
J1
!
1
Rotary switch 2 pole, 6 position
SW1
!
3
DPDT push-action switches
SW2,SW3,SW4
!
1
16-pin IC socket
For U1
!
6
3 position header
HD1,HD2,HD3,HD4,HD5,
HD6
!
6
2 position shorting jumper
!
1
20 AWG red-black cable
!
3
4-40 phillips x 1/4”screw
!
3
4-40 phillips hex nut
!
1
PC board for VEC-412K
!
1
VEC-412K Owner's Manual