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FAN8037 (KA3037)
7-CH Motor Driver
Features
• • • • • • • • 4-CH balanced transformerless (BTL) ...
www.fairchildsemi.com
FAN8037 (KA3037)
7-CH Motor Driver
Features
4-CH balanced transformerless (BTL) driver 3-CH (forward - reverse) control DC motor driver Operating supply voltage (4.5 V ~ 13.2 V) Built-in thermal shut down circuit (TSD) Built-in all channel mute circuit Built-in power save mode circuit Built-in stand by mode circuit Built-in variable
regulator
Description
The FAN8037 is a monolithic integrated circuit suitable for a 7-ch motor driver which drives the tracking actuator, focus actuator, sled motor, tray motor, changer motor, panel motor and, spindle motor of the CDP/CAR-CD systems.
48-QFPH-1414
Target Application
Compact disk player (Tray, Changer) Video compact disk player (Tray, Changer) Car compact disk player (Tray, Changer) Mixing with compact disk player and mini disk player (Tray, Changer, Panel)
Ordering Information
Device FAN8037 Package 48-QFPH-1414 Operating Temp. −35°C ~ +85°C
Rev. .1.0.2 May. 2000.
©2000 Fairchild Semiconductor International
1
FAN8037 (KA3037)
Pin Assignments
REGOX
PVCC1
REGX
SVCC
RESX
VREF
DO1+
OUT1
48
47
IN1.2
46
45
44
43
42
41
40
39
38
37 DO2−
IN2.1 IN2.2 OUT2
1
DO2+ 36 35
2 3
DO1−
IN1.1
PGND1 DO3+ DO3−
34
IN3.1 IN3.2 OUT3
4
33
5
32 31
DO4+ DO4−
6
FAN8037
IN4.1 IN4.2 OUT4 7 30 DO5+ DO5− PGND2
8
29
9
28
CTL1
10 11
27
DO6+ DO6− DO7+
FWD1 REV1
26
12
25
13 CTL2
14 FWD2
15 REV2
16 SGND
17 FWD3
18 REV3
19 CTL3
20 SB
21 PS
22 MUTE
23 PVCC2...