Denon RCD-N9 Service Manual page 67

The IP4001 is a monolithic integrated circuit, and
suitable for 5-ch motor driver which drives focus
actuator, tracking actuator, sled motor, spindle motor
and Tray motor of CDP & V-CD system.
PIN CONNECTIONS
IP4001CR (CD : IC81)
PGND2 DO4-
27
2 8
FEATURES
- 1ch(forward-reverse) control DC motor driver
- 4ch BTL(Balanced Transformerless) driver
- Built-in TSD (Thermal shutdown) circuit
- Built-in 5V regulator with an internal NPN TR
- Built-in mute circuit
- Built-in Tray motor speed control circuit
- Wide operating supply voltage range: 6.5V~13.2V
1 2
DO1- DO1+
BLOCK DIAGRAM
IP4001CR Block Diagram
PGND2 DO4-
28 27
PIN DESCRIPTIONS
D
NO SYMBOL
Level Shift
PIN CONNECTIONS
1 DO1-
2 DO1+
PGND2
3 IN1
2 8
4 IN1A
5 N / C
6 REO
7 MUTE
Level Shift
8 SGND
1
D D
9 FWD
DO1-
1 2
10 IN2
DO1- DO1+
11 DO2+
PIN DESCRIPTIONS
IP4001CR Pin Discriptions
12 DO2-
August. 2002
(Rev.7)
13 PGND1
NO SYMBOL
1 DO1-
14 REV
2 DO1+
3 IN1
4 IN1A
August. 2002
(Rev.7)
5 N / C
6 REO
7 MUTE
8 SGND
9 FWD
10 IN2
11 DO2+
12 DO2-
13 PGND1
14 REV
August. 2002
(Rev.7)
DO4+ IN4 IN4A REF
26 25 2 4 23
3 4 5 6
IN1 IN1A N/C REO
DO4+ IN4 IN4A REF
26 25 24 23
D
I/O DESCRIPTION
10K
O CH1 OUTPUT (-)
10K
O CH1 OUTPUT (+)
DO4- DO4+ IN4 IN4A REF VCC2
I CH1 INPUT 1
27 26 25 2 4 23 22
I CH1 INPUT 2
- NO-CONNECTION
REGULATOR
IP4001
REGULATOR
O
OUTPUT
MUTE
10K
I
INPUT
SIGNAL
-
10K
GROUND
2 3 4 5 P W R 6 7
TR
I CH5 INPUT 1
DO1+ IN1 IN1A N/C REO MUTE
3 4 5 6
I CH2 INPUT
I N 1 IN1A N/C REO
O CH2 OUTPUT (+)
O CH2 OUTPUT (-)
WWW.INTERPIONSEMI.COM
- POWER GROUND 1
I/O DESCRIPTION
O CH1 OUTPUT (-)
I CH5 INPUT 2
O CH1 OUTPUT (+)
I CH1 INPUT 1
I CH1 INPUT 2
WWW.INTERPIONSEMI.COM
- NO-CONNECTION
REGULATOR
O
OUTPUT
MUTE
I
INPUT
SIGNAL
-
GROUND
I CH5 INPUT 1
I CH2 INPUT
O CH2 OUTPUT (+)
O CH2 OUTPUT (-)
- POWER GROUND 1
I CH5 INPUT 2
WWW.INTERPIONSEMI.COM
5-CH MOTOR DRIVE IC
(FIN)
VCC2 VCC1 CTL
22 21 2 0
ORDER INFORMATION
IP4001
Device
IP4001
IP4001TF
7 8 9
(FIN)
MUTE SGND FWD
VCC2 (FIN) VCC1 CTL
22 21 20
IP4001
5-CH MOTOR DRIVE IC
NO SYMBOL
15 DO5+
16 DO5-
(FIN)
VCC1 TSD CTL IN3 DO3+
17 DO3-
21 2 0 19
18 DO3+
19 IN3
MUTE
20 CTL
BIAS
21 VCC1
22 VCC2
8 9 10
(FIN) 23 REF
SGND FWD IN2 DO2+ DO2- PGND1 REV
7 8 9
24 IN4A
(FIN)
MUTE SGND FWD
25 IN4
26 DO4+
27 DO4-
NO SYMBOL I/O
15 DO5+ O
28 PGND2
16 DO5- O
17 DO3- O
18 DO3+ O
19 IN3 I
20 CTL I
21 VCC1 I
22 VCC2 I
23 REF I
24 IN4A I
25 IN4 I
26 DO4+ O
27 DO4- O
28 PGND2 -
67
28SSOP H/S
IN3 DO3+ DO3- DO5- DO5+
19 18 17 16 1 5
Package Operating Temp
28SSOPH-375 -35 C ~ +85
O
28SSOPH-375 -35 C ~ +85
O
10 11 12 13 1 4
IN2 DO2+ DO2- PGND1 REV
IN3 DO3+ DO3- DO5-
19 18 17 16
D D D
I/O DESCRIPTION
10K
Level Shift Level Shift
O CH5 OUTPUT (+)
MSC
10K
O CH5 OUTPUT (-)
DO3- DO5- DO5+
SWITCH
O CH3 OUTPUT (-)
18 17 16 1 5
O CH3 OUTPUT (+)
I CH3 INPUT
CH5 MOTOR SPEED
I N 1 IN2
I
CONTROL
SUPPLY VOLTAGE 1
I
10K
(CH2,CH3,CH5)
10K Level Shift
SUPPLY VOLTAGE 2
I
(CH1,CH4,SIGNAL,REG)
11 12 13 1 4
D D
I CH BIAS INPUT
10 11 12 13
I CH4 INPUT 1
IN2 DO2+ DO2- PGND1
I CH4 INPUT 2
O CH4 OUTPUT (+)
O CH4 OUTPUT (-)
DESCRIPTION
CH5 OUTPUT (+)
- POWER GROUND 2
CH5 OUTPUT (-)
CH3 OUTPUT (-)
CH3 OUTPUT (+)
CH3 INPUT
CH5 MOTOR SPEED
CONTROL
SUPPLY VOLTAGE 1
(CH2,CH3,CH5)
SUPPLY VOLTAGE 2
(CH1,CH4,SIGNAL,REG)
CH BIAS INPUT
CH4 INPUT 1
CH4 INPUT 2
CH4 OUTPUT (+)
CH4 OUTPUT (-)
POWER GROUND 2
- 2 -
C
O
C
O
DO5+
15
D
14
REV
- 1 -
- 2 -