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Files

Schematic

Layout

3D View

C2
Capacitance
4.7uF
C7
Capacitance
1uF
C6
Capacitance
1uF
C8
Capacitance
0.1uF
R5
Resistance
150 Ω
Q1
L1
Not Recommended for New Designs
Inductance
2.2uH
R4
Resistance
150 Ω
R1
Resistance
5.11kΩ
R3
Resistance
2.2kΩ
R2
Resistance
10kΩ
D1
C5
Capacitance
22uF
IC1
C1
Capacitance
120pF
C4
Capacitance
22uF
C3
Capacitance
22uF
ISP
BZ1
U1
RED
*
BAT1
0
RST
8
5
GREEN
6
2
1
9
7
#
3
4

Keypad lock reference design