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BD6670FM Datasheet(PDF) 3 Page - Rohm

Part No. BD6670FM
Description  3Phase spindle motor driver for CD-RW
Download  17 Pages
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Manufacturer  ROHM [Rohm]
Direct Link  http://www.rohm.com
Logo ROHM - Rohm

BD6670FM Datasheet(HTML) 3 Page - Rohm

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BD6670FM
Motor driver ICs
3/17
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Pin descriptions
Capacitor connection pin for charge pump
Output 3 for motor
Power supply for signal division
Capacitor connection pin for phase compensation
Short brake pin
Capacitor pin 2 for charge pump
Hall input AMP 1 positive input
Resistor connection pin for current sense
Output 2 for motor
Resistor connection pin for current sense
Output 1 for motor
Resistor connection pin for current sense
Power supply for driver
GND
Capacitor pin 1 for charge pump
Hall input AMP 1 negative input
Gain switch pin
Hall input AMP 3 negative input
Hall input AMP 3 positive input
Hall input AMP 2 positive input
Hall input AMP 2 negative input
Torque control standard voltage input terminal
Power supply for driver
Torque control voltage input terminal
Power save pin
Hall bias pin
FG output pin
FG3 output pin
H2+
SB
H3−
H2−
H3+
H1−
CP2
VG
RNF2
RNF1
RNF1
VCC
A3
A2
A1
VM
VM
FG
FG3
ECR
EC
CP1
PS
CNF
VH
H1+
Pin No.
Function
Pin name
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
GND
GSW


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