参数资料
型号: ACS716KLATR-12CB-T
厂商: Allegro Microsystems Inc
文件页数: 15/22页
文件大小: 0K
描述: IC CURRENT SENSOR 120KHZ 16SOIC
标准包装: 1
灵敏度: 37.1mV/A
电流 - 电源: 9mA
传感器类型: 霍尔效应
电源电压: 3 V ~ 3.6 V
输出: 模拟,比率
响应时间: 4µs
电极标记: 双向
工作温度: -40°C ~ 125°C
封装/外壳: 16-SOIC(0.295",7.50mm 宽)
包装: 标准包装
其它名称: 620-1443-6
ACS716
Setting 6BB Versions
120 kHz Bandwidth, High Voltage Isolation
Current Sensor with Integrated Overcurrent Detection
| Ioc | is the overcurrent fault switchpoint for a bi-
The V OC needed for setting the overcurrent fault
switchpoint can be calculated as follows:
V OC = 1.17 × Sens × | I OC | ,
where V OC is in mV, Sens in mV/A, and I OC (overcur-
rent fault switchpoint) in A.
directional (AC) current, which means a bi-directional
sensor will have two symmetrical overcurrent fault
switchpoints, +I OC and –I OC .
See the following graph for I OC and V OC ranges.
I OC versus V OC
(6BB Versions)
I OC
0.4 V CC / (1.17 × Sens)
Not Valid Range
Valid Range
0.25 V CC / (1.17 × Sens)
0
0.25 V CC
0.4 V CC
V OC
– 0.25 V CC / (1.17 × Sens)
– 0.4 V CC / (1.17 × Sens)
Example: For ACS716KLATR-6BB-T, if required overcurrent fault switchpoint is 10 A, and V CC = 3.3 V, then the
required V OC can be calculated as follows:
V OC = 1.17 × Sens × I OC = 1.17 × 100 × 10 = 1170 (mV)
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
15
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