eSW45

eSW4506A
Bi-Directional
Motor Driver
Product
Specification
DOC. VERSION 1.1
ELAN MICROELECTRONICS CORP.
February 2006
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ELAN MICROELECTRONICS CORPORATION
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Elan (HK) Microelectronics
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Contents
Contents
1
General Description ...................................................................................... 1
2
Features ......................................................................................................... 1
3
Pin Assignment.............................................................................................. 1
4
Pin Descriptions ............................................................................................ 1
5
Absolute Maximum Ratings.......................................................................... 2
6
Electrical Characteristics.............................................................................. 2
7
Operation Mode ............................................................................................. 3
8
Application Circuit......................................................................................... 3
8.1 Single Motor Drive - Bi-Directional ....................................................................... 3
8.2 Two-Motor Drive with On-Off................................................................................ 4
Product Specification (V1.1) 02.21.2006
• iii
Contents
Specification Revision History
Version
iv •
Revision Description
Date
1.0
Initial version
2005/03/31
1.1
Add application circuitry
2006/02/21
Product Specification (V1.1) 02.21.2006
eSW4506A
Bi-Directional Motor Drive
1 General Description
The eSW4506A IC is a bi-directional motor driver IC used in low-voltage application. It
provides Forward/Reverse/Brake/Stop function for motor driver application. It is
designed with LSI high technology along with low power consumption.
2 Features
„ Low voltage operation
„ Low current drain at standby mode
„ Built-in Input pull down resistance
„ Provides 4 modes of motor driving, i.e., Forward/Reverse/Brake/Stop.
3 Pin Assignment
VDD 1
8 VDD
OUTA 2
7 OUTB
Vss 3
A 4
6 Vss
5 B
Figure 3-1 eSW4506A 8 Pin PDIP
4 Pin Descriptions
Symbol
I/O
Pin No.
Function
VDD
I
1, 8
Positive power supply
Vss
I
3, 6
Negative power supply.
A
I
4
Input signal A
B
I
5
Input signal B
OUTA
O
2
Motor driver outout A
OUTB
O
7
Motor driver output B
Product Specification (V1.1) 02.21.2006
(This specification is subject to change without further notice)
•1
eSW4506A
Bi-Directional Motor Drive
5 Absolute Maximum Ratings
Items
Symbol
Min
Max
Unit
Supply Voltage
VDD-VSS
–0.3
+5.5
V
VIN
VSS –0.3
VDD+0.3
Input Voltage
V
Operating Temperature
TOP
–20.0
+70.0
0
Storage Temperature
TSTG
–55.0
+125.0
0
C
C
6 Electrical Characteristics
Operating Temperature =25°C
Items
Sym
Min.
Typ.
Max.
Unit
Operating Voltage
VDD
2.0
3.0
5.5
V
Standby Current
IDDS
-
0.4
1
uA
VDD=3V, A,B = Vss
1.1
2
uA
VDD=4.5V, A,B = Vss
IDDO
-
3.4
50
uA
VDD=3V, no load,
8.7
50
uA
VDD=4.5V, no load,
3
6
uA
VDD=3V, VIN =VDD
IiN
7.5
15
uA
VDD=4.5V, VIN =VDD
2.4
VDD
V
VDD=3V
3.2
VDD
V
VDD=4.5V
Vss
0.6
V
VDD=3V
Vss
1.2
V
VDD=4.5V
400
mA
VDD=3V,
670
mA
VDD=4.5V,
0.15
0.3
V
VDD=3V, IOL= 100mA
0.10
0.3
V
VDD=4.5V, IOL= 100mA
VDD –0.3
2.8
-
V
VDD=3V, IOH=100mA
VDD –0.3
4.4
-
V
VDD=4.5V, IOH=100mA
3.8
10
nS
VDD=3V, no load
2.8
10
nS
VDD=4.5V, no load
3.2
10
nS
VDD=3V, no load
4.0
10
nS
VDD=4.5V, no load
6
15
nS
VDD=3V, no load
3.5
10
nS
VDD=4.5V, no load
Operating Current
A/B Input Current
A/B Input High
Voltage
VIH
A/B Input Low
Voltage
ViL
OUTA-OUTB
Load Current
IO
Output Low Voltage
Output High Voltage
Output Rise Time
Output Fall Time
Input to Output
Response Time
2•
VOL
VOH
-
-
TRS
-
TFL
-
TRP
-
Condition
Product Specification (V1.1) 02.21.2006
(This specification is subject to change without further notice)
eSW4506A
Bi-Directional Motor Drive
7 Operation Mode
Input A
Input B
OutA
OutB
Mode
L
L
L
L
STOP
H
L
H
L
Forward
L
H
L
H
Reverse
H
H
H
H
Brake
8 Application Circuit
8.1 Single Motor Drive - Bi-Directional
A
Vdd
4
OUTA
2
C1
0.1u
InA
1
U1
10~100uF
8
+
Vdd
C4
1
VCC
M1
eSW4506A
C3
MOTOR
0.1u
7
C2
0.1u
2
OutB
6
3
Vss
InB
Vss
B
5
Figure 8-1 Single Motor Drive - Bi-Directional Application Circuit
Product Specification (V1.1) 02.21.2006
(This specification is subject to change without further notice)
•3
eSW4506A
Bi-Directional Motor Drive
8.2 Two-Motor Drive with On-Off
VCC
C7
+
C1
0.1u
1
10~100uF
M1
C3
MOTOR
A
4
OUTA
0.1u
2
C2
0.1u
8
Vdd
Vdd
U
1
VCC
2
InA
VCC
InB
Vss
5
Vss
B
OutB
7
C4
0.1u
1
eSW4506A
M2
C5
0.1u
0.1u
2
6
3
C6
MOTOR
Figure 8-2 Two-Motor Drive with On-Off Application Circuit
4•
Product Specification (V1.1) 02.21.2006
(This specification is subject to change without further notice)