1-48 (No.49841)
4.14 NJM2360AM-X (IC921) : DC-DC convertor
• Pin layout
• Block diagram
4.15 NJM4565V-X (IC132,IC171) : Dual operational amplifier
• Pin layout & Block diagram
4.16 RPM6938-SV4 (IC602) : Remote control receiver
• Block diagram
1
2
3
4
8
1. Cs
2. Es
3. C
T
4. GND
5. INV
IN
6. Vcc
7. S
I
8. C
D
7
6
5
4
GND
3
2
1
5
6
Ipk sense
Driver
collector
Switch
collector
Switch
emitter
Timing
capacitor
Comparator
reversal input
7
8
V
+
Q
1
Q
Q S
R
2
C
OSC
COMP
V
1.25V
Ipk
T
REF
+
-
A
-
+
B
-
+
8
7
6
5
1
2
1
2
3
4
5
6
7
8
AOUTPUT
A-INPUT
A+INPUT
V
B+INPUT
B-INPUT
B OUTPUT
V
AMP
AGC
Detector
BPF
I/V
conversion
PD
Vcc
Comp
22k
ohm
magnetic shield
VDD
OUT
GND
for
trimming circuit
3
1
2
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Q
Q
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