5-3
BC-1WD
IC
1
2
3
4
8
7
6
5
V
EE
V
CC
_ +
_ +
DUAL OPERATIONAL AMPLIFIERS
(SINGLE-SUPPLY TYPE)
—TOP VIEW—
R1
R2
—TOP VIEW—
[|OTHERS|]
[|IC|]
UN2111
(R1=10k,R2=10k)
R1
R2
—TOP VIEW—
UN2211
(R1=10k,R2=10k)
UN2224-TW
(R1=2.2k,R2=10k)
TYPE NO.
PRINTED.
R2
R1
UN4111
(R1=10k,R2=10k)
UN4123
(R1=10k,R2=10k)
6(NC)
(NC)3
1
4
—TOP VIEW—
PC111
PC111YS
Transistor, Others, IC
BA10358F-E2 (ROHM)
TA75W01FU (TOSHIBA)
UPC358G2
FA5311P (FUJI ELECT)
1
2
3
4
8
7
6
5
RT
FB
IS (
+
)
GND
CS
CT
V
CC
OUT
PWM SWITCHING MODE POWER SUPPLY CONTROLLER
—TOP VIEW—
INPUTS
CS
CT
IS (
+
)
RT
OUTPUTS
FB
OUT
: SOFT START ON/OFF CONTROL
: GENERATOR TIMING CONDENSOR
: SOURCE CURRENT INPUT AT OVER-CURRENT DETECTION
: GENERATOR TIMING RESISTOR
: FEEDBACK
: DRIVE
UNDER VOLTAGE
LOCKOUT
OSC
BIAS
+
_
+
_
+
_
_
_
_
+
+
_
O
F.F
R
S
RT
1
CT
7
CS
8
IS (
+
)
3
FB
2
OUT
OFF
OFF
5
7.0 V
Zn
3.6 V
2.8 V
Dmax
(46%, 70%)
PWM
COMPARATOR
OVER-CURRENT
PROTECTION
NOTE
FA5310
FA5311
: Dmax = 46%
: Dmax = 70%
0.24 V
Summary of Contents for BC-1WD
Page 1: ...BATTERY CHARGER BC 1WD BC 1WDCE SERVICE MANUAL 1st Edition ...
Page 4: ......
Page 10: ...2 2 E BC 1WD 2 2 Location of Printed Circuit Boards 2 2 Location of Printed Circuit Boards ...
Page 12: ......
Page 14: ...4 2 BC 1WD 4 2 Exploded Views ...
Page 30: ......