产品概要
描述
该电路由与LS-TTL兼容的逻辑输入、电流传感器、单稳态电路以及内置保护二极管的输出级组成。两个TEA3718 IC及少量外围元件即可构成一个完整的控制与驱动单元，适用于LS-TTL或微处理器控制的步进电机系统。
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性能一览
- 电流等级可分步选择或连续调节
- 适用于非稳压电机电源电压
- 报警输出或预报警输出
- 半步和全步模式
- 内置保护二极管
- 双极驱动步进电机，以实现电机先进性能
- 宽电压范围：10 V至50 V
- 热过载保护
- 宽电流控制范围：5 mA至1500 mA
电路原理图
More from the product line
EDA Symbols, Footprints and 3D Models
STMicroelectronics - TEA3718
Speed up your design by downloading all the EDA symbols, footprints and 3D models for your application. You have access to a large number of CAD formats to fit with your design toolchain.
Please select one model supplier :
Symbols
Footprints
3D models
Quality and Reliability
| Part Number | Marketing Status | Package | Grade | 符合RoHS级别 | Longevity Commitment | Longevity Starting Date | Material Declaration** |
|---|---|---|---|---|---|---|---|
| E-TEA3718DP | Active 产品已量产 | PDIP 16 | Industrial | Ecopack3 | - | - | |
| E-TEA3718SDP | Active 产品已量产 | PDIP 16 | Industrial | Ecopack2 | - | - | |
| E-TEA3718SFP | Active 产品已量产 | SO-20 | Industrial | Ecopack2 | - | - | |
| E-TEA3718SFPTR | Active 产品已量产 | SO-20 | Industrial | Ecopack2 | - | - |
(**) st.com上提供的材料声明表单可能是基于包装系列中最常用的封装的通用文档。因此，它们可能不是100%适用于特定的设备。有关特定设备的信息，请联系 销售支持。
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Sample & Buy
| Part Number | 供货状态 | Budgetary Price (US$)*/Qty | 从ST订购 | Order from distributors | Package | Packing Type | RoHS | Country of Origin | ECCN (US) | ECCN (EU) | Operating temperature (°C) | Operating Temperature (°C) (max) | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 最小值 | 最大值 | |||||||||||||
| E-TEA3718SDP | | | distributors 无法联系到经销商，请联系我们的销售办事处 | |||||||||||
| E-TEA3718DP | | | distributors 无法联系到经销商，请联系我们的销售办事处 | |||||||||||
| E-TEA3718SFPTR | | | distributors 无法联系到经销商，请联系我们的销售办事处 | |||||||||||
| E-TEA3718SFP | | | distributors 无法联系到经销商，请联系我们的销售办事处 | |||||||||||
E-TEA3718SDP Active
Budgetary Price (US$)*/Qty:
-
distributors
无法联系到经销商，请联系我们的销售办事处
Package:
Packing Type:
RoHS:
Country of Origin:
ECCN (US):
ECCN (EU):
E-TEA3718DP Active
Budgetary Price (US$)*/Qty:
-
distributors
无法联系到经销商，请联系我们的销售办事处
Package:
Packing Type:
RoHS:
Country of Origin:
ECCN (US):
ECCN (EU):
E-TEA3718SFPTR Active
Budgetary Price (US$)*/Qty:
-
distributors
无法联系到经销商，请联系我们的销售办事处
Package:
Packing Type:
RoHS:
Country of Origin:
ECCN (US):
ECCN (EU):
E-TEA3718SFP Active
Budgetary Price (US$)*/Qty:
-
distributors
无法联系到经销商，请联系我们的销售办事处
Package:
Packing Type:
RoHS:
Country of Origin:
ECCN (US):
ECCN (EU):