LB11985 Sanyo, LB11985 Datasheet - Page 7
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LB11985
Manufacturer Part Number
LB11985
Description
VCR Capstan Motor Brushless Motor Driver
Manufacturer
Sanyo
Datasheet
1.LB11985.pdf
(9 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LB11985
Manufacturer:
SANYO/三洋
Quantity:
20 000
Continued from preceding page.
Pin No.
21
10
11
12
13
14
15
16
17
18
19
20
Symbol
FG
FG
FG
W
W
V
V
U
U
FGS
BR
SL
IN
IN
IN
IN
IN
IN
OUT
IN
IN
+
–
+
–
+
–
+
–
1.3 V to 3.3 V
(V
Pin Voltage
0 V to V
CC
= 5 V)
CC
W phase Hall element input.
Logic “H” is defined as the state where
W
V phase Hall element input.
Logic “H” is defined as the state where
V
FG amplifier + input.
This is the + input to the Schmitt amplifier.
There is no bias applied internally.
FG amplifier – input.
The input resistance is 5 kW and a 150 kW feedback
resistor is built in. (The gain is 30 .)
FG amplifier linear output.
Short braking control input.
High: Short braking
Low: Normal motor drive
Full-wave/half-wave control input.
High: Half-wave drive
Low: Full-wave drive
U phase Hall element input.
Logic “H” is defined as the state where
U
FG Schmitt amplifier output.
IN
IN
IN
+ > V
+ > U
+ > W
IN
IN
IN
–.
–.
–.
Description
LB11985H
10
12
14
V CC
17
19
20
5 k
300
300
150 k
45 k
18
Equivalent circuit
300
Unit (resistance : Ω, current : A )
50 A
100 A
6 A
300
300
Continued on next page.
50 A
V CC
V CC
21
V CC
16
No. 6209-7/9
V CC
11
13
15
A13021
A13020
A13017
A13018
A13019