DOWNLOAD Sharp DK-AP2BK (serv.man3) Service Manual ↓ Size: 5.56 MB | Pages: 56 in PDF or view online for FREE

Model
DK-AP2BK (serv.man3)
Pages
56
Size
5.56 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / Portable
File
dk-ap2bk-sm3.pdf
Date
PREV: Sharp DK-AP2BK (serv.man2) User Manual / Operation Manual

Sharp DK-AP2BK (serv.man3) Service Manual ▷ View online

DK-AP2/DK-AP2(BK)
6 – 5
IC801 VHiNJM2801U-1 : LOW DROPOUT VOLTAGE REGULATOR ( NJM2801U )
PIN CONFIGURATiON
PIN FUNCTiON
EQUiVALENT CIRCUIT 
5
1.
V
IN
2.GND
3.
V
OR
4.
C
d
5.
V
OUT
1
2
3
4
V
IN
V
OUT
V
OR
GND
Cd
+
-
+
-
+
-
Bandgap
Reference
Thermal
Protection
DK-AP2/DK-AP2(BK)
6 – 6
IC802 & IC803 VHiNJM2801U-1 : LOW DROPOUT VOLTAGE REGULATOR ( NJM2880U )
PIN CONFIGURATION
PIN FUNCTION
 
   
EQUIVALENT CIRCUIT 
5
1. CONTROL (Active High)
2. GND
3. NOISE BYPASS
4. 
V
OUT
5. 
V
IN
1
2
2
3
4
+
-
Thermal
Protection
Bandgap
Reference
V
IN
VOUT
GND
Cont
Noise Bypass
DK-AP2/DK-AP2(BK)
6 – 7
IC804 VHiNJM2102M-1 : SYSTEM RESET ( NJM2102 )
PIN 
CONFIGURATION 
         PIN 
FUNCTION
       
     
BLOCK DIAGRAM
1. CT
2. RESET
3. CK
4. GND
5. V+
6. 
V
REF
7. 
V
s
8. RESET
1
2
3
4
5
6
7
8
+
-
+
-
+
-
+
-
V
+
V
REF
5
6
4
2
8
1
3
7
10μA
10μA
1.2μA
1.235V
1.235V
VS
CK
100
kΩ
40kΩ
Watch
Dog
Timer
Pulse Generator
COMP.O
COMP.S
Reference
R
S
Q
CT
RESET
RESET
GND
DK-AP2/DK-AP2(BK)
6 – 8
IC805 VHiNJU7707F-1 : VOLTAGE DETECTOR ( NJU7707F )
PIN 
CONFIGURATION 
      PIN 
FUNCTION
EQUIVALENT CIRCUIT 
5
1. DSW
2. 
V
SS
3. MR
4. 
V
OUT
5. 
V
DD
1
2
3
4
V
DD
V
SS
+
-
Vref
DSW
MR
Delay Circuit
V
OUT
V
DD
V
SS
+
-
Vref
DSW
MR
Delay Circuit
V
OUT
Page of 56
Display

Click on the first or last page to see other DK-AP2BK (serv.man3) service manuals if exist.

RANDOM: