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PDF KA3032 Data sheet ( Hoja de datos )
| Número de pieza | KA3032 | |
| Descripción | 5-Channel Motor Drive IC | |
| Fabricantes | Fairchild Semiconductor | |
| Logotipo |  |
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KA3032
5-Channel Motor Drive IC
www.fairchildsemi.com
Features
• 4-CH balanced transformerless (BTL) driver
• 1-CH (forward-reverse) control DC motor driver
• Operating supply voltage (4.5V ~ 16V)
• Built-in thermal shut down circuit (TSD)
• Built-in under voltage lockout circuit (UVLO)
• Built-in over voltage protection circuit (OVP)
• Built-in mute circuit (CH1, CH2, CH3 and CH4)
• Built-in normal op-amp
• Built-in 5V regulator with reset
Description
The KA3032 is a monolithic integrated circuit suitable for a
5-ch motor driver which drives the tracking actuator, focus
actuator, sled motor, spindle motor, and tray motor of the
CDP system.
48QFP-1010E
Typical Applications
• Compact disk player (CDP)
• Video compact disk player (VCD)
• Automotive compact disk player (CDP)
• Other compact disk media
Ordering Information
Device
Package
KA3032 48-QFP-1010E
Operating Temp.
−35°C ~ +85°C
©2000 Fairchild Semiconductor International
1
Rev. 1.0.0
February. 2000.
Free Datasheet http://www.Datasheet4U.com
1 page  
KA3032
Internal Block Diagram
IN1.2
48
REF &
IN1.1 all mute SVCC RES50 GND
47 46 45 44 43
GND REG050 REG50 PVCC2 DO1.1 DO1.2
42 41 40 39 38 37
OUT1 1
IN2.1 2
IN2.2 3
OUT2 4
IN3.1 5
GND 6
GND 7
IN3.2 8
OUT3 9
IN4.1 10
IN4.2 11
OUT4 12
T.S.D
O.V.P
SW
+−
ALL MUTE
+
−
−
+
+−
−+
+−
−
+
+−
−+
2.5V
+
−
−
++
−
−+
−
++
−
−+
−
++
−
−+
−
++
−
−+
SM+ D
WS
C−D
2P
2P
2P
2P
2P
2P
2P
2P
2P
2P
−
MUTE1, 2
MUTE3
+ MUTE4
36 DO2.1
35 DO2.2
34 PGND
33 DO3.1
32 DO3.2
31 GND
30 GND
29 DO4.1
28 DO4.2
27 DO5.1
26 DO5.2
25 PVCC1
13 14 15 16 17 18
CTL FWD REV SGND OPOUT GND
Notes:
1. SW = Logic switch
2. MSC = Motor speed control
3. D = Output driver
19 20 21 22 23 24
GND OPIN(+) OPIN(−) MUTE4 MUTE3 MUTE1, 2
5
Free Datasheet http://www.Datasheet4U.com
5 Page 
KA3032
Electrical Characteristics
(SVCC=PVCC1=PVCC2=8V, Ta=25°C, unless otherwise specified)
Parameter
Symbol
Conditions
Quiescent circuit current
ICC under no-load
All mute on current
IMUTE ALL Pin 46=GND
All mute on voltage
VMON ALL Pin 46=Variation
All mute off voltage
VMOFF ALL Pin 46=Variation
CH mute on voltage
VMON CH Pin 22, 23, 24=Variation
CH mute off voltage
VMOFF ALL Pin 22, 23, 24=Variation
DRIVER PART (RL=8Ω)
Input offset voltage
VIO
-
Output offset voltage
Maximum output voltage 1
VOO
VOM1
VIN=2.5V
VCC=8V, RL=8Ω
Maximum output voltage 2
VOM2 VCC=13V, RL=24Ω
Closed-loop voltage gain
AVF VIN=0.1VRMS
Ripple rejection ratio
RR VIN=0.1VRMS, f=120kHz
Slew rate
SR Square, Vout=2Vp-p, f=120kHz
NORMAL OPAMP PART
Input offset voltage
VOF1
-
Input bias current
IB1
-
High level output voltage
VOH1 RL=50Ω
Low level output voltage
VOL1 RL=50Ω
Output sink current
ISINK1 VIN=−75dB, f=1kHz
Output source current
ISOURCE1 VIN=−20dB, f=120kHz
Open loop voltage gain
GVO1 Square, Vout=2Vp-p, f=120kHz
Ripple rejection ratio
RR1 VIN=−20dB, f=1kHz
Slew rate
SR1 -
Common mode rejection ratio CMRR1
-
Min.
9
-
-
2
2
-
−20
−50
4.7
7
9
-
-
−10
-
6
-
10
10
-
-
-
-
Typ.
12
6
-
-
-
-
-
-
5.5
9
10.5
50
0.8
-
-
6.8
1.0
40
40
75
65
1
80
Max.
16
10
0.5
-
-
0.5
Units
mA
mA
V
V
V
V
+20 mV
+50 mV
-V
-V
12 dB
- dB
- V/µs
+10 mV
300 nA
-V
1.8 V
- mA
- mA
- dB
- dB
- V/µs
- dB
11
Free Datasheet http://www.Datasheet4U.com
11 Page | ||
| Páginas | Total 24 Páginas | |
| PDF Descargar | [ Datasheet KA3032.PDF ] | |
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