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DS1818R-10+

Name: DS1818R-10+
Rating: 4.7 (12 reviews)

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規格

Brand	Analog Devices / Maxim Integrated
Product Type	Supervisory Circuits
Series	DS1818R
Subcategory	PMIC - Power Management ICs
Minimum Operating Temperature	- 40 C
Maximum Operating Temperature	+ 85 C
Type	Voltage Supervisory
Mounting Style	SMD/SMT
Package / Case	SOT-23-3
Number of Inputs Monitored	1 Input
Output Type	Active Low
Manual Reset	Manual Reset
Watchdog Timers	No Watchdog
Supply Voltage - Max	5.5 V
Operating Supply Current	35 uA
Operating Supply Voltage	1 V to 5.5 V
Overvoltage Threshold	2.97 V
Supply Voltage - Min	1 V
Undervoltage Threshold	2.8 V
Part # Aliases	DS1818R
Unit Weight	0.050717 oz

概述

Description

The DS1818R-10+ is a high-performance voltage supervisor and reset IC designed to monitor power supply levels in digital circuits. It features a precise voltage detection capability, ensuring that microcontrollers and other sensitive components only operate when the voltage is within a specified range. The DS1818R-10+ offers adjustable reset thresholds and a reset delay, making it suitable for various applications including embedded systems, consumer electronics, and industrial devices.
Key features include low supply current, fast response time, and the ability to operate over a wide temperature range. The device comes in a compact package, making it ideal for space-constrained designs. It also includes a manual reset pin for additional control. Overall, the DS1818R-10+ enhances system reliability by preventing erratic behavior during power fluctuations and ensuring a clean reset when voltage conditions are met.

Features

The Synology DS1818R-10+ is a powerful, rack-mounted NAS designed for business and professional use. Key features include:
1. Processor: Intel Atom C2538 Quad-Core 2.4 GHz CPU for efficient performance.
2. Memory: 4GB DDR3L RAM, expandable up to 32GB, ensuring smooth multitasking.
3. Drive Bays: 8 drive bays supporting 3.5" and 2.5" SATA HDDs/SSDs, with a total capacity up to 108TB.
4. Connectivity: Dual 10GbE ports for high-speed network connectivity, plus 2 USB 3.0 ports and 2 eSATA ports for external devices.
5. Expansion: Supports up to two Synology RX1217/RX1217RP expansion units for additional storage.
6. RAID Support: Multiple RAID configurations (0, 1, 5, 6, 10, and JBOD) for data redundancy.
7. Software: Runs on DiskStation Manager (DSM), offering a user-friendly interface and extensive apps for backup, file sharing, and more.
8. Security Features: Includes advanced security measures like encryption and firewall capabilities.
Ideal for businesses needing scalable and reliable storage solutions.

Package

The DS1818R-10+ comes in a 16-pin TSSOP (Thin Shrink Small Outline Package) package type, designed for space-efficient applications while providing reliable performance in temperature monitoring and digital control functions.

Pinout

The DS1818R-10+ is a voltage supervisor with a pin count of 8. It features the following key pins/functions:
1. VCC (Pin 1): Power supply input.
2. GND (Pin 2): Ground reference.
3. RESET (Pin 3): Active-low reset output; goes low when VCC falls below the reset threshold.
4. RESET (Pin 4): Another reset output for redundancy.
5. NC (Pin 5): No connect; not internally connected.
6. SENSE (Pin 6): Voltage sense input; monitors VCC.
7. NC (Pin 7): No connect; not internally connected.
8. VOUT (Pin 8): Output voltage; can be used for external circuits.
The DS1818R-10+ is designed for monitoring power supply levels and providing reset signals during undervoltage conditions.

Manufacturer

The DS1818R-10+ is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is a semiconductor company that specializes in the design and manufacturing of analog and mixed-signal integrated circuits. Their products are widely used in various applications, including automotive, communications, consumer electronics, and industrial systems. The DS1818R-10+ specifically is a precision voltage monitor used for monitoring power supply voltages in electronic systems, ensuring reliable operation and preventing system failures.

Application

The DS1818R-10+ is a voltage supervisor used in microcontroller and digital circuit applications. Its primary areas include power supply monitoring, system reset generation, and brown-out detection. It ensures proper operation by providing reset signals during power fluctuations, thus enhancing system reliability in areas such as consumer electronics, automotive systems, industrial automation, and telecommunications.

Equivalent

The DS1818R-10+ chip is a voltage supervisor. Equivalent products include the MAX810, MAX811, MCP100, and TPS3808. These alternatives offer similar voltage monitoring functions and reset capabilities, but check specific thresholds, packages, and features to ensure compatibility with your application.