A
B
C
D
E
F
G
H
1
2
3
4
5
6
I
J
K
L
7
8
DVR-S200/NX-P200
86
■
DVR-S200 SCHEMATIC DIAGRAM (SUB)
* All voltages are measured with a 10M
Ω
/V DC electronic volt meter.
* Components having special characteristics are marked
Z
and
must be replaced with parts having specifications equal to those
originally installed.
* Schematic diagram is subject to change without notice.
0
0
0
0
0
0
0
0
0
-11.6
-11.8
-11.9
-11.9
5.1
5.1
2.5
2.5
2.5
4.9
4.9
4.8
0
5.1
0
5.1
0
0
0
0
0
2.7
2.7
2.7
3.4
3.4
-11.6
-11.6
0.2
0.2
4.9
4.9
-11.8
0
0
0
0
0
0
0
6.4
6.4
3.3
3.3
3.3
0
2.4
1.1
3.3
3.3
3.3
3.3
3.3
3.3
0
2.3
9.0
9.0
12.4
12.4
12.1
1.9
2.5
3.2
3.2
0.9
0.9
0
12.1
0.4
0.3
17.9
17.9
4.9
17.9
-18.3
-18.3
-18.3
11.9
11.9
0
0
0
0
0
0
0
-22.5
-22.1
-22.6
-5.0
0
5.0
5.0
0
41.6
41.7
-41.5
0
0
0
0
0
18.4
18.4
18.4
1.3
0
5.2
18.4
5.2
-12.0
0
2.7
6.7
17.2
17.2
6.1
11.9
0
6.7
6.4
6.4
6.4
6.4
0
0
0
0
0
0
12.4
12.4
12.4
2.3
11.4
AC4.0V
AC29.5V
AC64.5V
AC4.7V
AC4.6V
AC7.9V
8
4
EUROPE
X : NOT USED
4
FI1
WC36210
WC36210
WC36210 WC36210 WC36210 WC36210
WB75460
s4
1.6K
R98
R99
R100
J99
0
2.2K
1K
J100
47/25
IC5, 10 : PQ1CG21H2F
Voltage Regulator
V IN
COM
ON/OFF
O ADJ
V OUT
OVER CURRENT
PROTECTION
CIRCUIT
OVER HEAT
PROTECTION
CIRCUIT
SOFT
START
PWM
COMP.
VOLTAGE
REGULATOR
ON/OFF
CIRCUIT
ERROR
AMP.
S
R
F/F
OSCILLATOR
VREF
1
3
4
5
2
Q
ON/OFF
CONTROL
UVLO
Start=7.2V
Stop=6.7V
BOOT
Vref=6.5V
BANDGAP
REFERENCE
5.0V
±
5%
ERROR AMP
2.45V
–
–
–
+
+
+
PWM COMP
TSD
3V
1V
Q
S
R
CLM Vth
0.1~0.2V
OSC
f=250kHz
LOW SIDE
DRIVER
HIGH SIDE
DRIVER
DEAD TIME
CONTROL
Low Side
Vref=6.5V
HIGH/LOW
MOS OFF
HIGH SIDE
Vref=Vout+5.8V
100
°
C
150
°
C
28
6
8
25
23
27
32
30
1
2
3
9
16
4, 26
18~21
11~14
5
R/C
VREF
VCC
VBOOT
VB
VGH VDD
3.3V/5V AMP-
AMPOUT
S/S
F/B
OCL-
OCL+
GND
VGL
P.GND
VOUT
IC6 : MD1421N
DC/DC Converter
IC25 : PQ12RF1
Voltage Regulator
VIN
VO
CV
GND
4
3
2
1
I C
IC361 : BA15218F
Dual OP-Amp
–
+
OUT
1
–IN
1
–V
CC
+V
CC
OUT
2
1
2
3
4
5
+IN
1
–IN
2
+IN
2
–
+
6
7
8
IC363 : PQ025EZ5MZP
Voltage Regulator
DC INPUT (VIN)
DC OUTPUT (VO)
ON/OFF CONTROL (VC)
GND
2
5
3
1
I C