REFSENS003
REFSENS003 - Reference Design
带电流检测放大器 (CSA) 的 30A电流检测 参考设计
REFSENSE003是搭载电流检测放大器：BD14210G-LA 和分流电阻：LTR50UZPFU ，可通过使用分流电阻进行电流检测的参考设计。 高边/低边电流检测、过电流检测、电机电流控制等电流检测电路被用于各种设备中。 本网页介绍的分流电阻和电流检测放大器参考设计可作为同时实现高精度和节省空间的解决方案用于各类电流检测。同时ROHM还提供设计数据和参考板的销售，助力客户减少设计工时。
- Built-in 1ch current sense amplifier BD14210G-LA/shunt resistor LTR50.
- Achieves current sense accuracy of 1%
- Supports current sense up to 30A
- Connectable with AD converter BU79100G-LA-EVK-001
Design Resources
- BD14210G-EVK-001
- User's Guide
- Schematic
- BOM
- Layout (PDF)
Specifications
| Board Number | Input voltage | Common Mode Voltage | Gain | Gain Accuracy | Current Sense Range | Size | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BD14210G-EVK-001 | 2.7 to 5.5V | -0.2 to +26V | 20V/V | Max1% | up to 30A | 90mm×80mm |
Distribution Inventory
| Board Number | Distributor | Quantity Available |
|---|
Key Components
| Board Number | Part Number | Product Category | Datasheet | Status | SPICE | LTspice® ? | Thermal Model | Symbol & Footprint | 3D STEP | Samacsys ECAD Library | Calc Tool | ROHM Solution Simulator |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BD14210G-EVK-001 | BD14210G-LA | Current Sensor IC | - | Recommended | - | - | - | - | ||||
| BD14210G-EVK-001 | LTR50UZPFU | Current Detection Resistors | - | Recommended | - |