DRAWN BY: DAVE JOHNSON
G
D
S
D
G
S
+3V
+3V
+3V
+3V
+3V
+
STANDBY CURRENT = 1uA
+3V
40KHz TV-VCR LIGHT SOURCE REPEATER
+3V
LIGHT OUTPUT
PLACE DETECTOR AT
END OF REMOTE
40KVCR.DSN
A
DAVID JOHNSON AND ASSOCIATES
TV-VCR REMOTE REPEATER
40KHz MODULATED LIGHT SOURCE
A
1
1
Sunday, June 04, 2000
Size
Document Number
Rev
Date:
Sheet
of
2 AA CELLS
12
IR LED
+
220uF
12
ZVN4306
TOP VIEW
70mA
70mA
IR LED
74C14
11
10
13
12
9
8
74C14
3
4
5
6
0.001uF
470pF
4.7M
15mH
100K
PHOTODIODE
74C14
1
2
4.7M
2.2K
0.01