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The TPS37A010122DSKRQ1 is a professional power management supervisory IC developed by Texas Instruments, functioning as a dual-channel voltage detector. It is designed for accurate power rail monitoring and system reset protection to secure the stable operation of various electronic devices.
Category:Integrated Circuits (ICs),Power Management (PMIC),Supervisors
Reset:Active Low
Manufacturer:Texas Instruments
Reset Timeout:100µs Maximum
Packaging:Tape & Reel
Operating Temperature:-40°C ~ 125°C (TA)
Part Status:Active
Type:Voltage Detector
Mounting Type:Surface Mount
Package / Case:10-WFDFN Exposed Pad
Voltage - Threshold:0.8V, 0.8V
Output:Open Drain or Open Collector
Fast Reset Speed:It owns a maximum reset timeout of 100µs, enabling extremely fast response to voltage anomalies. This rapid reset mechanism effectively prevents system crashes, data loss and circuit damage caused by transient power fluctuations.
Dual-way Detection:The device integrates two independent detection channels with a unified 0.8V voltage threshold. It can monitor two power supply rails simultaneously to realize real-time undervoltage and overvoltage protection for multi-power electronic systems.
Flexible Output:It provides optional open drain and open collector output modes. The flexible output design is compatible with most mainstream MCU and chip interfaces, greatly simplifying peripheral circuit design and improving system compatibility.
Compact Package:Adopting 10-WFDFN exposed pad surface mount package, the chip features miniaturized size and excellent heat dissipation capability. It saves PCB layout space and meets the lightweight and compact design demands of modern electronic products.
Stable Performance:As an active mass-production chip, it delivers precise and consistent 0.8V threshold voltage detection results in long-term operation. The standard tape and reel packaging also supports automated industrial mass production efficiently.
Automotive ECU Protection:It is installed in vehicle engine ECUs to monitor the low-voltage power supply of engine control modules. It triggers active-low reset once voltage jitter occurs during vehicle startup and operation, avoiding program runaway and functional failure of automotive control systems.
Industrial Sensor Guard:It is applied to high-precision industrial pressure sensors used in outdoor monitoring equipment. It monitors the real-time working voltage of sensor modules and resets abnormal circuits timely to ensure accurate and continuous data collection in harsh industrial environments.
Smart Hub Control:It is used in smart home central control panel modules to supervise the core power supply of embedded control units. It eliminates system deadlock and frequent abnormal restarts caused by transient voltage fluctuations during long-term standby operation.
IoT Module Stabilization:It matches low-power 5G IoT wireless transmission modules of smart terminal devices. It detects power supply anomalies of communication circuits and performs fast reset to prevent signal interruption and data transmission failure of IoT terminals.
Handheld Device Guard:It is built into portable industrial detection handheld devices. With wide temperature adaptability and fast reset response, it ensures stable power supply monitoring and normal operation of handheld instruments in variable outdoor working environments.
The TPS37A010122DSKRQ1 is a compact, high-reliability PMIC supervisor with dual-channel detection and fast reset performance. It serves as a crucial power protection component, delivering stable and accurate power monitoring for automotive, industrial and smart electronic devices
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