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CR9350-NPN is listed in the Current Sensors range at ChipApex. The manufacturer field lists CR Magnetics Inc.. Its product description is SENSOR CURRENT SWITCH 100A NPN. Review the specifications below when checking this part for your BOM.
Current Sensors specifications for CR9350-NPN
- Description：SENSOR CURRENT SWITCH 100A NPN
- Series：CR9300
- Mfr：CR Magnetics Inc.
- Package：Bulk
- For Measuring：AC
- Sensor Type：Current Switch
- Current - Sensing：100A
- Number of Channels：1
- Output：NPN
- Sensitivity：-
- Frequency：50Hz ~ 400Hz
- Linearity：-
- Accuracy：-
- Voltage - Supply：Self Powered
- Response Time：100ms (On), 250ms (Off)
- Current - Supply (Max)：-
- Operating Temperature：-30°C ~ 60°C
- Grade：-
- Qualification：-
- Polarization：Bidirectional
- Mounting Type：-
- Package / Case：Module, Single Pass Through
- Supplier Device Package：-
Current Sensors datasheet and documents for CR9350-NPN
Current Sensors Overview
The CR9350-NPN is a self-powered, fixed-setpoint current switch designed for continuous operation. It features an NPN output transistor suitable for switching DC loads. The device provides full electrical isolation and includes reverse polarity protection. It is engineered to drive outputs such as PLCs or electromechanical relays directly, requiring external clamping diodes for inductive loads.
Current Sensors Feature Summary
- Self-powered operation eliminates need for auxiliary supply
- NPN open-collector output for DC switching applications
- Fully isolated circuit design with reverse polarity protection
Current Sensors Applications
- Direct connection to Programmable Logic Controllers (PLCs)
- Switching electromechanical relay coils
- Continuous current monitoring and indication systems
Current Sensors Procurement Notes
Verify the specific part number suffix against manufacturer documentation to confirm the output configuration. Ensure the application current exceeds the rated threshold to guarantee proper switching. Confirm compatibility with connected load types, particularly regarding inductive kickback suppression requirements for DC circuits.
Current Sensors Selection Notes
Select this component for applications requiring reliable current detection without external power. Verify that the operating current remains above the minimum threshold to ensure full conduction. Consider the NPN output topology for sinking current to ground. Evaluate the need for external protection components when driving inductive loads.
Current Sensors Part Context
This model belongs to the CR9380 series of current switches manufactured by CR Magnetics. These devices are characterized by low cost and fixed trip points. They serve as simple, robust solutions for indicating electrical flow status in industrial control environments.
Current Sensors Replacement Considerations
Consult official manufacturer substitution lists for verified equivalents. Generic replacements may not match the specific NPN output characteristics or isolation ratings required for safe integration into existing control architectures.
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