|
|
Part: FAN8486D
Category:
Power Management
-> Motor Controller/Drivers
-> DC Motor drivers/Controllers
-> DC Motor Drivers
Description: 2-Phase BLDC Motor Driver
Company: Fairchild Semiconductor
Datasheet: Download FAN8486D datasheet File size : 400 kB
Request For quote: Find where to buy FAN8486D
Datasheet text preview:
www.fairchildsemi.com
FAN8486D (KA3086D)
2-Phase BLDC Motor Driver
Features
· · · · · · Drives the BLDC motor using 2 hall sensors. 2-phase, full-wave drive method Built-in thermal shutdown (TSD) circuit Controls the motor speed through voltage Built-in bandgap circuit Built-in frequency Generator (FG) & Phase Generator (PG) amplifier & comparator.
Descripiton
The FAN8486D is a monolithic integrated circuit, and it is suitable for drum motor driver of VCR system.
28-SSOP-300SG
Typical Applications
· Video cassette recorder (VCR) cylinder (drum) motor · Other 2-phase BLDC motor
Ordering Information
Device FAN8486D Package 28-SSOP-300SG Operating Temp. -25°C ~ +75°C -25°C ~ +75°C
FAN8486DTF 28-SSOP-300SG
Rev. 1.0.1 February. 2000.
©2000 Fairchild Semiconductor International
2
1 2 3 4 54 6 7 27
FAN8486D (KA3086D)
PVCC2
28
SGND
Pin Assignments
NC
VCTL
26
NC
FGOUT
25
NC
FGAMPOUT
24
OUT2P
FGIN
PGND2
FG(V25)
23
OUT2N
VREG
22
FAN8486D
OUT1P
PG(V25)
21
8
9
Rev. 1.0.1 February. 2000.
PGND1
10
20
PGIN
OUT1N
PGAMPOUT
19
18
NC
PGOUT
11 12
14 17
PVCC1
H2N
SVCC
H2P
13 14 16
H1P
H1N
15
FAN8486D (KA3086D)
Pin Definitions
Pine Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Pin Name PVCC2 NC NC NC OUT2P PGND2 OUT2N OUT1P PGND1 OUT1N NC PVCC1 SVCC H1P H1N H2P H2N PGOUT PGAMPOUT PGIN PG(V25) VREG FG(V25) FGIN FGAMPOUT FGOUT VCTL SGND I/O O O O O O I I I I O O I I O O I Output drive 2(P) Power ground 2 Output drive 2(N) Output drive 1(P) Power ground 1 Output drive 1(N) Power supply voltage1 Signal supply voltage Hall signal input 1P Hall signal input 1N Hall signal input 2P Hall signal input 2N Phase generate output Phase generate amp. output Phase generate input Reference voltage for PG Regulated voltage Reference voltage for FG Frequency generate input Frequency generate amp. output Frequency generate output Voltage control(motor speed control) Signal ground Pin Function Description Power supply voltage2
Rev. 1.0.1 February. 2000.
3
SVCC
+-
4
1
ICTL
FAN8486D (KA3086D)
PVCC2
28
SGND
2 3 4 54
DRIVER VREF Supply each block
-+ AMP
NC
27 26
Current/Voltage VCTL Control
VCTL
NC
HYS. COM
FGOUT
Internal Block Diagram
FGAMPOUT
25
NC
24
OUT2P
FGIN
PGND2
6 7 8 9
DRIVER
FG(V25)
23
OUT2N
TSD
VREG (5.0V) VREF
VREG
22 21
OUT1P
PG(V25)
+AMP
Rev. 1.0.1 February. 2000.
PGND1 OUT1N
10
20 19
PGIN
PGAMPOUT
NC
HYS. COM
PGOUT
18 11
± GM GM ±
12
14 17
PVCC1
H2N
AMP
H2P
13 14 16
+-
AMP
H1P
H1N
15
FAN8486D (KA3086D)
Equivalent Circuits
Description VCTL Pin No. 27
VREG
Internal circuit
50 27
1k
ICTL
Motor output
5,7,8,10
VC C
5 8
7 10
Hall input
14,15,16,17
VR EG Vcc
50 14 16
500
500
50
15 17
ICT L
Rev. 1.0.1 February. 2000.
5
Others parts begin by fa
FA-1 FA-2 FA-3 FA-4 FA-5 FA-6 FA-7 FA-8 FA-9 FA-10 FA-11 FA-12 FA-13 FA-14 FA-15 FA-16 FA-17
|
|
|
