Sanyo LB1640N Forward/reverse motor driver with brake Datasheet

Ordering number: EN 1357D
Monolithic Digital IC
LB1640N
Forward/Reverse Motor Driver with Brake
Overview
Package Dimensions
The LB1640N is a motor driver IC with a forward/reverse
control feature. This IC is optimal for driving motors used in
front-loading VCRs and auto-reverse cassette decks.
unit : mm
3046B-SIP10F
[LB1640N]
Features
. Brake function on chip
. Dash current absorption diode on chip
. Broad operating voltage range (4 to 18 V)
. Direct drive made possible by TTL
SANYO : SIP10F
Specifications
Absolute Maximum Ratings at Ta = 25 °C
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VCC
20
V
Input voltage
VIN
–0.3 to VCC
1.6
V
Output current
IOmax
Allowable power dissipation
Pd max
t = 5 ms, with cycle time of 5 sec. or more
A
No heat sink
2.5
W
When using heat sink ( 100 x 100 x 1.5 mm3 )
7.0
W
Operating temperature
Topr
–25 to +75
°C
Storage temperature
Tstg
–55 to +125
°C
Allowable Operating Ranges at Ta = 25 °C
Parameter
Symbol
Ratings
Unit
Supply voltage
VCC
4 to 18
V
High-level input voltage
VIH
3 to VCC
V
Low-level input voltage
VIL
–0.3 to +0.4
V
IO
–500 to +500
mA
TOFF
10 or longer
µs
Output current
Forward ↔ Reverse inhibit time
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51695HA(II) No.1357-1/3
LB1640N
Electrical Characteristics at Ta = 25 °C, VCC = VCC’ = 12 V
Parameter
Supply Current
Symbol
ICC
VOH1
VOH2
VOL1
VOL2
VO1-VO2
VI
High-level output voltage
Low-level output voltage
Interoutput voltage
Input voltage
Output leakage current
Output
VI1 or VI2 = 3 V , RL = ∞ , VCC = VCC’ = 16 V
VI1 or VI2 = 3 V , IO = –300 mA
VI1 or VI2 = 3 V , IO = –500 mA
VI1 or VI2 = 3 V , IO = 300 mA
VI1 or VI2 = 3 V , IO = 500 mA
VI1 or VI2 = 3 V , IO = ±300 mA
II = 500 µA
VCC = VCC’ = 20 V
VIN1 = VIN2 = 0 V, VO = 20 V or 0 V
IO Leak
min
typ
max
40
10.8
10.7
0.5
0.65
10.3
3
±100
Unit
mA
V
V
V
V
V
V
µA
Control Modes
Input
Output
Remarks
1
2
1
2
0
0
—
—
Open
1
0
1
0
Forward
0
1
0
1
Reverse
1
1
0
0
Brake
Equivalent Circuit Block Diagram
Sample Application Circuit
Input logic
In brake mode (when inputs
1 and 2 are both ‘‘1’’)
In forward mode
(when input 1 or 2 is ‘‘1’’)
Supply voltage, VCC- V
High-level output voltage, VOH - V
Supply current, ICC - mA
Note: Do not use the NC pin.
Output current, IO - A
No.1357-2/3
Low-level output voltage, VOL - V
Allowable power dissipation, Pd max - W
LB1640N
No heat sink
Ambient temperature, Ta - °C
Input current, IIN - µA
Output current, IO - A
Infinite heat sink
Input voltage, VIN - V
No products described or contained herein are intended for use in surgical implants, life-support systems, aerospace equipment,
nuclear power control systems, vehicles, disaster/crime-prevention equipment and the like, the failure of which may directly or
indirectly cause injury, death or property loss.
Anyone purchasing any products described or contained herein for an above-mentioned use shall:
1 Accept full responsibility and indemnify and defend SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors
and all their officers and employees, jointly and severally, against any and all claims and litigation and all damages, cost and
expenses associated with such use:
2 Not impose any responsibility for any fault or negligence which may be cited in any such claim or litigation on SANYO
ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of their officers and employees jointly or severally.
Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume
production. SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use
or any infringements of intellectual property rights or other rights of third parties.
This catalog provides information as of May, 1995. Specifications and information herein are subject to change without notice.
No.1357-3/3
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