CDLL5301/TR Overview
The CDLL5301/TR is a precision voltage detector designed for accurate monitoring of system power supplies in industrial and consumer electronics. Featuring a low supply current and a reliable reset output, it ensures system stability by triggering a reset signal when the monitored voltage falls below a preset threshold. This device supports a wide operating voltage range and comes in a compact package, making it suitable for space-constrained applications. Its stable detection voltage and minimal temperature drift contribute to enhanced reliability in complex electronic systems. For detailed specifications and purchasing information, visit IC Manufacturer.
CDLL5301/TR Technical Specifications
| Parameter | Specification |
|---|---|
| Detection Voltage (VDET) | 2.93 V ??1.5% (typical) |
| Operating Voltage Range | 1.8 V to 6.0 V |
| Supply Current | 0.7 ??A (typical at 3 V) |
| Reset Output Type | Open-drain output |
| Reset Output Voltage | VSS to VDD |
| Reset Pulse Width | Approx. 200 ms (typical) |
| Operating Temperature Range | -40??C to +85??C |
| Package Type | SOT-23-3L |
CDLL5301/TR Key Features
- Accurate Voltage Detection: Maintains a tight detection voltage tolerance of ??1.5%, ensuring precise monitoring of supply voltages for reliable system resets.
- Low Power Consumption: The ultra-low supply current of 0.7 ??A minimizes power drain, ideal for battery-powered and energy-sensitive applications.
- Open-Drain Reset Output: Provides flexible interfacing with various system architectures, allowing easy connection to microcontrollers or supervisors.
- Wide Operating Voltage Range: Supports voltage inputs from 1.8 V up to 6.0 V, accommodating a broad spectrum of digital and analog circuits.
- Compact SOT-23 Package: Enables space-efficient PCB layouts without compromising thermal performance or mechanical reliability.
- Stable Reset Pulse Width: Delivers a consistent reset pulse of approximately 200 ms to ensure the system has adequate time to recover from voltage dips.
- Wide Temperature Range: Operates reliably from -40??C to +85??C, suitable for industrial and automotive environments.
CDLL5301/TR Advantages vs Typical Alternatives
This device offers superior accuracy and ultra-low power consumption compared to many standard voltage detectors. Its open-drain reset output enhances system integration flexibility, while the wide voltage and temperature ranges increase reliability in demanding industrial applications. The compact SOT-23 package supports efficient board design, making it advantageous for modern, space-constrained electronics where precision and low power are critical.
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Typical Applications
- Power supply monitoring in microprocessor and microcontroller-based systems to ensure proper reset during undervoltage conditions, critical for system integrity.
- Battery-operated devices requiring minimal power consumption and accurate voltage supervision to prolong battery life and prevent malfunction.
- Consumer electronics such as handheld devices, where compact size and reliable voltage detection improve overall device robustness.
- Industrial control systems operating in harsh environments, benefiting from the device??s wide temperature tolerance and dependable reset signaling.
CDLL5301/TR Brand Info
The CDLL5301/TR is a product from a leading semiconductor manufacturer known for delivering reliable and precise voltage detection solutions. Designed to meet stringent industrial standards, this device combines accuracy, low power, and compact packaging to support a wide range of applications. Its proven performance and consistent quality make it a preferred choice for engineers seeking dependable power supervision components in embedded and industrial systems.
FAQ
What is the typical supply current of this voltage detector?
The device typically consumes 0.7 ??A at 3 V supply voltage, making it highly suitable for applications requiring low power consumption, such as battery-powered devices.
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What voltage range can this voltage detector monitor?
It operates effectively across a voltage range from 1.8 V to 6.0 V, providing flexibility to support various digital and analog circuit power supplies.
How does the reset output function in this device?
The reset output is an open-drain type, which means it can be wired to different system voltages or connected to external pull-up resistors, enabling versatile interfacing with microcontrollers or supervisory circuits.
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What temperature range does the device support?
The device is designed to operate reliably within an ambient temperature range from -40??C to +85??C, suitable for both commercial and industrial environments.
What package is the device offered in, and why is it beneficial?
The compact SOT-23-3L package reduces PCB space requirements while maintaining good thermal performance, making it ideal for compact system designs with limited board area.
