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PDF KA3017 Data sheet ( Hoja de datos )
| Número de pieza | KA3017 | |
| Descripción | Spindle + 4-CH Motor Driver | |
| Fabricantes | Fairchild | |
| Logotipo |  |
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KA3017
Spindle + 4-CH Motor Driver
www.fairchildsemi.com
Features
• Built-in Power Save Circuit
• Built-in Current Limit Circuit
• Built-in Thermal Shutdown Circuit (TSD)
• Built-in Hall Bias
• Built-in FG Signal Output Circuit
• Built-in Rotational Direction Detecting Circuit
• Built-in Protection Circuit For Reverse Rotation
• Built-in Short Brake Circuit
• Built-in Normal OP-AMP
• Built-in 4-CH Balanced Transformerless (BTL) Driver
• Built-in BTL MUTE Circuit (CH1-2, CH3 and CH4)
• Corresponds to 3.3V DSP
Description
The KA3017 is a monolithic integrated circuit suitable for a
4-CH motor driver which drives the tracking actuator, focus
actuator, sled motor, loading motor and 3-phase BLDC
spindle motor of the MDP/CAR-MD/CAR-NAVIGATION
system.
48-QFPH-1414
Target Application
• Mini Disk Player
• Digital Video Disk Player
• Car Mini Disk Player
• Car Navigation System
Ordering Information
Device
KA3017
Package
Operating Temp.
48-QFPH-1414 -35°C ~ +85°C
©2002 Fairchild Semiconductor Corporation
Rev. 1.0.3
1 page  
Internal Block Diagram
KA3017
FIN (GND)
12 11 10 9 8 7
654
32
1
PWRGND 13
A3 14
Power
Save
+−
Absolute
Values
48 H3+
47 H3−
A2 15
+−
46 H2+
A1 16
Direction
Detector
Detector
45 H2−
OPIN + 17
44 H1+
OPIN − 18
−+
−+
43 H1−
OPOUT 19
VCC1 20
AVM12 21
DI4 22
DI3 23
+−
+−
x2
x2
+−
+−
x2
x2
42 BTLSGND
+−
+−
x2
x2
+−
+−
41 BIAS
40 AVM4
x2 39 MUTE12
x2 MUTE
MUTE
MUTE 38 MUTE3
DI2 24
25 26 27 28 29 30
FIN (GND)
37 MUTE4
31 32 33 34 35 36
5
5 Page 
KA3017
Electrical Characteristics (Continued)
BTL Drive Part (Ta=25°C, VCC1=12V, VMBTL=12V, RL=24Ω)
Parameter
Quiescent Circuit Current
Output Offset Voltage
Maximum Output Amplitude Voltage
Voltage Gain
Ripple Rejection Rationote
Slew Ratenote
CH Mute Off Voltage
CH Mute On Voltage
NORMAL OP- AMP
Input Offset Voltage
Input Bias Current
High Level Output Voltage
Low Level Output Voltage
Output Sink Current
Output Source Current
Open Loop Voltage Gainnote
Ripple Rejection Rationote
Slew Ratenote
Common Mode Rejection Rationote
Symbol
ICC
VOO
VOM
GVC
RR
SR
VMOFFCH
VMONCH
Condition
-
-
-
VIN=0.1Vrms, 1kHz
VIN=0.1Vrms, 120kHz
120Hz, 2Vpp
Pin37, 38, 39 = Variation
Pin37, 38, 39 = Variation
Min.
-
-30
9.5
10.5
-
-
-
2.5
VOF
IB1
VOH1
VOL1
ISINK
ISOU1
GVO1
RR1
SR1
CMRR1
-
-
-
-
-
-
f=1kHz, VIN= -75dB
f=120Hz, VIN= -20dB
f=120Hz, 2Vp-p
f=1kHz, VIN= -20dB
-10
-
11
-
10
10
-
-
-
-
Typ.
9
-
10.5
12.0
60
1.0
-
-
-
-
-
-
20
20
75
65
1
80
Max.
15
30
-
13.5
-
-
0.5
-
+10
300
-
0.1
-
-
-
-
-
-
Unit
mA
mV
V
dB
dB
V/us
V
V
mV
nA
V
V
mA
mA
dB
dB
V/us
dB
Note: Guranteed field. (No EDS / Final test)
11
11 Page | ||
| Páginas | Total 26 Páginas | |
| PDF Descargar | [ Datasheet KA3017.PDF ] | |
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