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参数资料
| 型号： | LB1839M |
| 元件分类： | 运动控制电子 |
| 英文描述： | STEPPER MOTOR CONTROLLER, 0.25 A, PDSO14 |
| 封装： | MFP-14 |
| 文件页数： | 2/5页 |
| 文件大小： | 88K |
| 代理商： | LB1839M |
Electrical Characteristics at Ta=25 °C, VCC =6 V
Parameter
Symbol
Conditions
min
typ
max
Unit
Supply current
ICC0
During standby
0.1
10
A
ICC1
(For two channel) During bidirectional operation,
during control, load open
3.5
5.0
mA
ICC2
(For two channel) During bidirectional operation,
during saturation, load open
4.0
6.0
mA
Output saturation voltage
Vsat1
IO = 100 mA (upper side + lower side)
0.30
0.40
V
Vsat2
IO = 200 mA (upper side + lower side)
0.40
0.55
V
Vsat3
IO = 200 mA (lower side)
0.07
0.10
0.15
V
Reference voltage
Vref
Ivref=1mA
1.85
2.0
2.15
V
Output voltage
voltage characteristics
VO
VCC
VO =5V,VCC = 5.5 to 9 V,
IO = 100 mA
20
mV
Output voltage
current characteristics
VO
ICC
VO =5V,VCC =6V,
IO =10to100 mA
50
mV
Input current
IIN
VIN = 5 V
90
150
A
Output voltage
VO
Between OUT and GND
2.5xVC
2.7xVC
V
Equivalent Circuit Block Diagram
(For one channel)
Truth Table
Input
Output
Mode
ENA
IN 1/2
VM 1/2
OUT
1/3
OUT
2/4
L
—
OFF
Standby
HL
LHL
Constant-voltage
regulated forward
operation
HLH
HL
Saturated
forward operation
HH
L
H
Constant-voltage
regulated reverse
operation
H
HLH
Saturated
reverse operation
The constant-voltage regulated output VO (= voltage between H
side output and GND) is controlled by 2.5 x VC. The output is
in the saturated state when the VC input range is 0.2 to 6 V and
VO ^ VCC.
Pin Assignment
Thermal
Reference
voltage
Logic predriver
Note: Both GND pins must be grounded.
LB1839M
No.3950 -2/5
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相关代理商/技术参数 |
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| LB1840 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Low-voltage/Low-saturation Bidirectional Variable Constant-voltage Motor Driver |
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