HO - 工业电流传感器
HO 系列电流传感器专为精确测量直流、交流和脉冲电流而设计,同时在一次回路与二次回路之间提供可靠的电隔离。HO 系列基于开环霍尔效应技术,可为广泛的工业应用提供准确且稳定的电流测量。
HO 系列覆盖 6 ARMS 至 250 ARMS 的额定电流范围,提供种类繁多的机械和功能变体,以满足各种集成需求。大多数 HO 传感器专为 PCB 安装设计,提供通孔和表面贴装版本;而部分型号(如 HO-S 和 HO-SW 变体)则专为面板安装设计,并配备 15 × 8 毫米的主导体开口。
在 HO 系列中,传感器提供模拟输出和数字输出两种版本。模拟版本具有高精度、响应时间短、偏移和增益漂移小的特点。数字输出版本集成了板载 Sigma-Delta 调制器,并输出脉冲密度调制(PDM)比特流,从而支持直接数字接口,并增强了信号处理的灵活性。
HO 系列的高级型号包括多量程和可编程传感器。多量程版本通过使用多个主引脚,能够精确测量较低的额定电流;而可编程型号则提供可配置的电流量程、可编程响应时间、可调节的过流检测阈值以及多个可编程的内部参考电压。
HO 系列的所有型号均融合了紧凑的设计、灵活的安装选项以及多样化的输出接口(包括 CMOS、RS422 和 LVDS),为现代工业电子系统提供全面且适应性强的电流检测解决方案。
HO - 功能
主要特点
- 开环霍尔效应电流传感器
- 直流、交流及脉冲电流测量
- 一次侧与二次侧电路之间实现电隔离
- 高绝缘能力,绝缘测试电压高达 4300 V
- 单电源 +5 V 供电
- 低功耗
- 出厂校准
- 根据型号不同,提供固定或可调的偏移量和灵敏度
- 响应速度快,动态性能优异
- 8 mm 爬电距离和间隙,确保绝缘可靠
安装方式
- 大多数 HO 型号支持 PCB 安装(通孔或表面贴装)
- 部分型号(例如 HO-S、HO-SW)支持面板安装,需配备 15 × 8 毫米的安装孔
- 紧凑的机械设计,面板安装版本配备可重新定位的安装脚
HO 系列的输出选项
模拟输出型号
- 电压输出
- 过流检测范围通常在 2.6 × Ipn 至 2.9 × Ipn(峰值)之间,具体取决于型号
- 存储器检测功能
- 部分型号(HO-NP、HO-NSM)支持多量程功能,通过 PCB 布局配置实现
数字输出型号
- 来自板载二阶Sigma-Delta调制器的比特流输出
- 脉冲密度调制(PDM)技术
- 过流检测阈值约为 2.97 × Ipn(峰值)
- EEPROM 控制
- 该系列产品均配备数字接口,包括:
- 2线制 CMOS
- 2线制 RS422 曼彻斯特编码
- 2线制 LVDS 曼彻斯特编码
- 4线制 RS422
- 4线制 LVDS
高级及可编程功能
(仅限部分型号,例如 HO‑NPPR)
- 通过PCB布局或ASIC编程实现多量程电流测量
- 超薄设计(高度:12毫米)
- 可调偏移量和灵敏度
- 可编程过流检测阈值
- 可调响应时间和噪声水平
- Vref引脚支持可配置的REF OUT / REF IN模式
- 待机模式,功耗降低
- 可编程电流量程
- Vref禁用功能
优点和应用
LEM HO - 下载和技术特性
| 产品 | 检查库存 | 文件 | 面值 | 安装 | 运算温度 |
|---|---|---|---|---|---|
| HO 6-P | Datasheet 3D | 6 A | PCB | -40 to 105 °C | |
| HO 6-P/SP33 | Datasheet 3D | 6 A | PCB | -40 to 105 °C | |
| HO 8-NP/SP33-1000 | Datasheet 3D | 8 A | PCB | -40 to 105 °C | |
| HO 8-NP-0000 | Datasheet 3D | 8 A | PCB | -40 to 105 °C | |
| HO 8-NSM/SP33-1000 | Datasheet 3D | 8 A | PCB | -40 to 105 °C | |
| HO 8-NSM-0000 | Datasheet 3D | 8 A | PCB | -40 to 105 °C | |
| HO 10-P | Datasheet 3D | 10 A | PCB | -40 to 105 °C | |
| HO 10-P/SP33 | Datasheet 3D | 10 A | PCB | -40 to 105 °C | |
| HO 10-P/SP33H | Datasheet 3D | 10 A | PCB | -40 to 105 °C | |
| HO 12-NP/SPH00-0010 | Datasheet 3D | 7.5 A | PCB | -40 to 105 °C | |
| HO 14-NP/SPH00-0010 | Datasheet 3D | 9.6 A | PCB | -40 to 105 °C | |
| HO 15-NP/SP33-1000 | Datasheet 3D | 15 A | PCB | -40 to 105 °C | |
| HO 15-NP-0000 | Datasheet 3D | 15 A | PCB | -40 to 105 °C | |
| HO 15-NSM-0000 | Datasheet 3D | 15 A | PCB | -40 to 105 °C | |
| HO 15-NSM-0000 T&R IN REEL | Datasheet 3D | 15 A | PCB | -40 to 105 °C | |
| HO 16-NP/SPH00-0010 | Datasheet 3D | 12 A | PCB | -40 to 105 °C | |
| HO 21-NP/SPH00-0010 | Datasheet 3D | 16 A | PCB | -40 to 105 °C | |
| HO 23-NP/SPH00-0010 | Datasheet 3D | 15 A | PCB | -40 to 105 °C | |
| HO 24.9-NP/SPH00-0010 | Datasheet 3D | 16.5 A | PCB | -40 to 105 °C | |
| HO 25-NP/SP33-1000 | Datasheet 3D | 25 A | PCB | -40 to 105 °C | |
| HO 25-NP/SPH00-0010 | Datasheet 3D | 17.5 A | PCB | -40 to 105 °C | |
| HO 25-NP-0000 | Datasheet 3D | 25 A | PCB | -40 to 105 °C | |
| HO 25-NPPR |
| Datasheet 3D | 25 A | PCB | -40 to 105 °C |
| HO 25-NSM/SP30-1000 IN REEL | Datasheet 3D | 25 A | PCB | -40 to 105 °C | |
| HO 25-NSM/SP33-1000 | Datasheet 3D | 25 A | PCB | -40 to 105 °C | |
| HO 25-NSM-0000 | Datasheet 3D | 25 A | PCB | -40 to 105 °C | |
| HO 25-NSM-0000 T&R IN REEL | Datasheet 3D | 25 A | PCB | -40 to 105 °C | |
| HO 25-P | Datasheet 3D | 25 A | PCB | -40 to 105 °C | |
| HO 25-P/SP33 | Datasheet 3D | 25 A | PCB | -40 to 105 °C | |
| HO 25.2-NP/SPH00-0010 | Datasheet 3D | 18.4 A | PCB | -40 to 105 °C | |
| HO 30-NP/SPG13-3205 | Datasheet 3D | 30 A | PCB | -40 to 105 °C | |
| HO 33-NP/SPH00-0010 | Datasheet 3D | 11 A | PCB | -40 to 105 °C | |
| HO 40-NP/SP33-1106 | Datasheet 3D | 40 A | PCB | -40 to 105 °C | |
| HO 40-NP-0100 | Datasheet 3D | 40 A | PCB | -40 to 105 °C | |
| HO 50-S/SP30-0100 | Datasheet 3D | 50 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 50-S/SP33-1106 | Datasheet 3D | 50 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 50-S-0100 | Datasheet 3D | 50 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 60-NP-0100 | Datasheet 3D | 60 A | PCB | -40 to 105 °C | |
| HO 60-P-0100 | Datasheet 3D | 60 A | PCB | -40 to 105 °C | |
| HOF 65-P/SP1 |
| Datasheet 3D | 65 A | PCB | -40 to 105 °C |
| HO 78.5-SW/SP4-0400 |
| Datasheet 3D | 78.5 A | Panel | -40 to 105 °C |
| HO 80-NPW-0000 | Datasheet 3D | 200 A | PCB | -40 to 105 °C | |
| HO 80-NPW-0100 | Datasheet 3D | 80 A | PCB | -40 to 105 °C | |
| HO 80-NPW-0A00 | Datasheet 3D | 80 A | PCB | -40 to 105 °C | |
| HO 100-P-0100 | Datasheet 3D | 100 A | PCB | -40 to 105 °C | |
| HO 100-S/SP30-0100 | Datasheet 3D | 100 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 100-S/SP32-0107 | Datasheet 3D | 100 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 100-S/SP33-1106 | Datasheet 3D | 100 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 100-S/SP606-1106 | Datasheet 3D | 100 A | PCB | -40 to 105 °C | |
| HO 100-S-0100 | Datasheet 3D | 100 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 100-SW-0400 | Datasheet 3D | 100 A | Panel | -40 to 105 °C | |
| HO 103.5-SW/SP4-0400 | Datasheet 3D | 103.5 A | Panel | -40 to 105 °C | |
| HO 120-NP-0100 | Datasheet 3D | 120 A | PCB | -40 to 105 °C | |
| HO 120-P-0100 | Datasheet 3D | 120 A | PCB | -40 to 105 °C | |
| HOF 120-P/SP1 |
| Datasheet 3D | 120 A | PCB | -40 to 105 °C |
| HO 120-NP/SP33-111B | Datasheet 3D | 120 A | PCB | -40 to 105 °C | |
| HO 120-NP/SP33-111D | Datasheet 3D | 120 A | PCB | -40 to 105 °C | |
| HO 120-NP/SP33-111E | Datasheet 3D | 120 A | PCB | -40 to 105 °C | |
| HO 120-NPW-0000 | Datasheet | 350 A | PCB | -40 to 105 °C | |
| HO 120-NPW-0100 | Datasheet 3D | 120 A | PCB | -40 to 105 °C | |
| HO 120-NPW-0800 | Datasheet 3D | 120 A | PCB | -40 to 105 °C | |
| HO 120-NPW-0A00 | Datasheet 3D | 120 A | PCB | -40 to 105 °C | |
| HO 126-SW/SP4-0400 | Datasheet 3D | 126 A | Panel | -40 to 105 °C | |
| HO 128-NP-0100 |
| Datasheet 3D | 128 A | PCB | -40 to 105 °C |
| HO 150-NP-0100 | Datasheet 3D | 150 A | PCB | -40 to 105 °C | |
| HO 150-P-0100 |
| Datasheet 3D | 150 A | PCB | -40 to 105 °C |
| HOF 150-P/SP1 |
| Datasheet 3D | 150 A | PCB | -40 to 105 °C |
| HO 150-S/SP30-0100 | Datasheet 3D | 150 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 150-S/SP33-1106 | Datasheet 3D | 150 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 150-S/SP33-111D | Datasheet 3D | 150 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 150-S-0100 | Datasheet 3D | 150 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 150-NPW-0000 | Datasheet | 350 A | PCB | -40 to 105 °C | |
| HO 150-NPW-0100 | Datasheet 3D | 150 A | PCB | -40 to 105 °C | |
| HO 150-NPW-0A00 | Datasheet 3D | 150 A | PCB | -40 to 105 °C | |
| HO 150-PW-0A00 | Datasheet 3D | 150 A | PCB | -40 to 105 °C | |
| HO 150-SW-0400 | Datasheet 3D | 150 A | Panel | -40 to 105 °C | |
| HOF 150-PW | Datasheet 3D | 150 A | PCB | -40 to 105 °C | |
| HO 154-SW/SP4-0400 | Datasheet 3D | 154 A | Panel | -40 to 105 °C | |
| HO 180-P-0100 | Datasheet 3D | 180 A | PCB | -40 to 105 °C | |
| HOF 180-P/SP1 |
| Datasheet 3D | 180 A | PCB | -40 to 105 °C |
| HO 200-S/SP30-0100 | Datasheet 3D | 200 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 200-S/SP31-1100 | Datasheet 3D | 200 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 200-S/SP32-0107 | Datasheet 3D | 200 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 200-S/SP33-1106 | Datasheet 3D | 200 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 200-S/SP33-111D | Datasheet 3D | 200 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 200-S/SP606-1106 | Datasheet 3D | 200 A | PCB | -40 to 105 °C | |
| HO 200-S-0100 | Datasheet 3D | 200 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 200-PW-0A00 | Datasheet 3D | 200 A | PCB | -40 to 105 °C | |
| HOF 200-PW | Datasheet 3D | 200 A | PCB | -40 to 105 °C | |
| HO 205-SW/SP4-0400 | Datasheet 3D | 205 A | Panel | -40 to 105 °C | |
| HOF 220-P/SP1 |
| Datasheet 3D | 220 A | PCB | -40 to 105 °C |
| HO 236-SW/SP4-0400 | Datasheet 3D | 236 A | Panel | -40 to 105 °C | |
| HO 240-P-0100 | Datasheet 3D | 240 A | PCB | -40 to 105 °C | |
| HO 240-S-0100 |
| Datasheet 3D | 240 A | On primary fastening, Panel | -40 to 105 °C |
| HO 250-P-0100 | Datasheet 3D | 250 A | PCB | -40 to 105 °C | |
| HO 250-P/SP606-1106 | Datasheet 3D | 250 A | PCB | -40 to 105 °C | |
| HO 250-S/SP30-0100 | Datasheet 3D | 250 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 250-S/SP33-1106 |
| Datasheet 3D | 250 A | On primary fastening, Panel | -40 to 105 °C |
| HO 250-S/SP33-1116 | Datasheet 3D | 250 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 250-S/SP33-111D | Datasheet 3D | 250 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 250-S/SP606-1106 | Datasheet 3D | 250 A | PCB | -40 to 105 °C | |
| HO 250-S-0100 | Datasheet 3D | 250 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 250-S-010D | Datasheet 3D | 250 A | On primary fastening, Panel | -40 to 105 °C | |
| HO 250-PW-0A00 | Datasheet 3D | 250 A | PCB | -40 to 105 °C | |
| HOF 250-PW | Datasheet 3D | 250 A | PCB | -40 to 105 °C | |
| HOF 270-PW | Datasheet 3D | 270 A | PCB | -40 to 105 °C | |
| HOF 300-P/SP1 | Datasheet 3D | 300 A | PCB | -40 to 105 °C | |
| HOF 300-PW | Datasheet 3D | 300 A | PCB | -40 to 105 °C | |
| HOF 400-PW | Datasheet 3D | 400 A | PCB | -40 to 105 °C | |
| HOF 350-P/SP1 |
| Datasheet 3D | 350 A | PCB | -40 to 105 °C |
| HOF 500-P/SP1 |
| Datasheet 3D | 500 A | PCB | -40 to 105 °C |
| HOF 540-PW | Datasheet 3D | 540 A | PCB | -40 to 105 °C | |
| HOF 700-P/SP1 |
| Datasheet 3D | 700 A | PCB | -40 to 105 °C |
HO 传感器 - 索取样品/报价
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