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参数资料
| 型号： | LB1945H |
| 元件分类： | 运动控制电子 |
| 英文描述： | STEPPER MOTOR CONTROLLER, 1 A, PDSO28 |
| 封装： | 0.375 INCH, HSOP-28 |
| 文件页数： | 2/7页 |
| 文件大小： | 84K |
| 代理商： | LB1945H |
LB1945H
No.6193-2/7
Allowable Operating Ranges at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Motor supply voltage
VBB
10 to 28
V
Logic supply voltage
VCC
4.75 to 5.25
V
Reference voltage
VREF
1.5 to 5.0
V
Electrical Characteristics at Ta
= 25°C, VBB = 24V, VCC = 5V, VREF = 5.0V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Output Block
IBB ON
I1 = 0.8V, I2 = 0.8V, ENABLE = 0.8V
0.5
1.0
2.0
mA
Output stage supply current
IBB OFF
ENABLE = 3.2V
0.2
mA
VOsat1
IO = +0.5A, sink
0.3
0.5
V
VOsat2
IO = +0.8A, sink
0.5
0.7
V
VOsat3
IO = -0.5A, source
1.6
1.8
V
Output saturation voltage
VOsat4
IO = -0.8A, source
1.8
2.0
V
IO1(leak)
VO = VBB, sink
50
A
Output leakage current
IO2(leak)
VO = 0V, source
-50
A
Output sustain voltage
VSUS
L = 3.9mH, IO = 1.0A, Design guarantee value *
30
V
Logic Block
ICC ON
I1 = 0.8V, I2 = 0.8V, ENABLE = 0.8V
50
70
92
mA
Logic supply current
ICC OFF
ENABLE = 3.2V
7
10
13
mA
VIH
3.2
V
Input voltage
VIL
0.8
V
IIH
VIH = 3.2V
35
50
65
A
Input current
IIL
VIL = 0.8V
7
10
13
A
I1 = 0.8V, I2 = 0.8V
9.5
10
10.5
I1 = 3.2V, I2 = 0.8V
13.5
15
16.5
Set current control threshold
value
Vref/Vsen
I1 = 0.8V, I2 = 3.2V
25.5
30
34.5
Reference current
Iref
Vref = 5.0V, I1 = 0.8V, I2 = 0.8V
17.5
25
32.5
A
CR pin current
ICR
CR = 1.0V
-1.0
mA
Thermal shutdown temperature
T-TSD
Design guarantee value *
170
°C
Temperature hysteresis width
Ts hys
40
°C
* Design guarantee value, Do not measurement.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LB1945H_09 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:PWM Current Control Type Stepping Motor Driver |
| LB1945H-MPB-E | 功能描述:马达/运动/点火控制器和驱动器 RoHS:否 制造商:STMicroelectronics 产品:Stepper Motor Controllers / Drivers 类型:2 Phase Stepper Motor Driver 工作电源电压:8 V to 45 V 电源电流:0.5 mA 工作温度:- 25 C to + 125 C 安装风格:SMD/SMT 封装 / 箱体:HTSSOP-28 封装:Tube |
| LB1945H-TLM-E | 功能描述:马达/运动/点火控制器和驱动器 10-28V Stepping Motor Driver RoHS:否 制造商:STMicroelectronics 产品:Stepper Motor Controllers / Drivers 类型:2 Phase Stepper Motor Driver 工作电源电压:8 V to 45 V 电源电流:0.5 mA 工作温度:- 25 C to + 125 C 安装风格:SMD/SMT 封装 / 箱体:HTSSOP-28 封装:Tube |
| LB1946 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:LB1946 |
| LB1946_07 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:PWM Current Control Stepping Motor Driver |
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