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Home > Products > Integrated Circuits (ICs) > Linear - Comparators > ADCMP350YKSZ-REEL7
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ADCMP350YKSZ-REEL7

In Stock 6576 pcs Reference Price(In US Dollars)
1+
$1.0631
Manufacturer Part Number:
ADCMP350YKSZ-REEL7
Manufacturer / Brand
Analog Devices Inc.
Part of Description:
IC COMPARATOR 1 W/VOLT REF SC70
Datasheets:
ADCMP350YKSZ-REEL7(1).pdfADCMP350YKSZ-REEL7(2).pdf
Lead Free Status / RoHS Status:
ROHS3 Compliant
Stock Condition:
New original, 6576 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
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Part Number ADCMP350YKSZ-REEL7
Manufacturer / Brand Analog Devices Inc.
Stock Quantity 6576 pcs Stock
Category Integrated Circuits (ICs) > Linear - Comparators
Description IC COMPARATOR 1 W/VOLT REF SC70
Lead Free Status / RoHS Status: ROHS3 Compliant
RFQ ADCMP350YKSZ-REEL7 Datasheets ADCMP350YKSZ-REEL7 Details PDF
ADCMP350YKSZ-REEL7 Details PDF for FR.pdf
ADCMP350YKSZ-REEL7 Details PDF for KR.pdf
ADCMP350YKSZ-REEL7 Details PDF for ES.pdf
ADCMP350YKSZ-REEL7 Details PDF for IT.pdf
ADCMP350YKSZ-REEL7 Details PDF for DE.pdf
Voltage - Supply, Single/Dual (±) 2.25V ~ 5.5V
Voltage - Input Offset (Max) -
Type with Voltage Reference
Supplier Device Package SC-70-4
Series -
Propagation Delay (Max) -
Package / Case SC-82A, SOT-343
Package Tape & Reel (TR)
Output Type Open Drain
Operating Temperature -40°C ~ 125°C
Number of Elements 1
Mounting Type Surface Mount
Hysteresis 15mV
Current - Quiescent (Max) 15µA
Current - Output (Typ) -
Current - Input Bias (Max) 170µA @ 5.5V
CMRR, PSRR (Typ) -
Base Product Number ADCMP350

Packaging & ESD

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Weight(KG): 0.00kg-1.00kg Price(USD$) : USD$60.00
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ADCMP350YKSZ-REEL7 Product Details:

The ADCMP350YKSZ-REEL7 is a high-performance integrated circuit (IC) comparator with a built-in voltage reference, manufactured by Analog Devices, Inc. (ADI). As a linear comparator, this device is designed to compare an input voltage against a pre-set reference voltage and provide an output signal based on the comparison.

The ADCMP350 is a compact, surface-mount device packaged in the SC-70-4 (SOT-343) enclosure, making it suitable for space-constrained applications. It operates over a wide temperature range of -40°C to 125°C, ensuring reliable performance in a variety of environments.

Key features of the ADCMP350 include:

- Voltage reference integration: The built-in voltage reference eliminates the need for an external reference, simplifying circuit design and reducing component count.

- Wide supply voltage range: The device can operate from 2.25V to 5.5V, providing flexibility in power supply requirements.

- Low quiescent current: With a maximum quiescent current of 15μA, the ADCMP350 helps minimize power consumption in battery-powered or energy-efficient applications.

- Adjustable hysteresis: The 15mV of built-in hysteresis helps to prevent unwanted output oscillations due to noisy or slowly changing input signals.

- Open-drain output: The open-drain output configuration allows for easy interfacing with a wide range of logic circuits and microcontrollers.

The ADCMP350 is well-suited for a variety of applications, including:

- Threshold detection and signal conditioning

- Battery monitoring and protection circuits

- Power supply supervision and control

- Sensor signal conditioning

- Overcurrent and overvoltage protection

Equivalent or alternative models to the ADCMP350YKSZ-REEL7 include:

- ADCMP350YKSZ-REEL7DKR: Identical to the ADCMP350YKSZ-REEL7, but with a different Digi-Key part number.

- ADCMP350YRJZ-REEL7: A variant in the smaller RJR package (SOT-23-5) with the same functionality.

- ADCMP320YKSZ-REEL7: A lower-voltage variant with a 1.8V to 5.5V supply range.

- ADCMP321YKSZ-REEL7: A variant with a lower input bias current of 100μA.

These equivalent models provide design engineers with additional options to meet specific application requirements while maintaining the core functionality and performance of the ADCMP350 series.

ADCMP350YKSZ-REEL7 Image
ADCMP350YKSZ-REEL7 (1)

ADCMP350YKSZ-REEL7 Key Technical Attributes

Voltage - Supply, Single/Dual (±): 2.25 V ~ 5.5 V

Output Type: Open Drain

Hysteresis: 15mV

ADCMP350YKSZ-REEL7 Packing Size

Type: Comparator with Voltage Reference

Package: Digi-Reel

Encapsulation: SC-70-4, SOT-343

Material: Lead-free / RoHS Compliant

Pin Configuration: SC-70-4

Thermal Characteristics: Operating Temperature -40°C ~ 125°C

Electrical Properties: Current - Input Bias (Max) 170A @ 5.5V

ADCMP350YKSZ-REEL7 Application

The ADCMP350YKSZ-REEL7, owing to its voltage reference and hysteresis capabilities, is ideal for applications requiring precise voltage monitoring and fast response times, such as in power supply monitoring or window comparators in various industrial and electronics systems.

ADCMP350YKSZ-REEL7 Features

The ADCMP350YKSZ-REEL7 features a single comparator with an integrated voltage reference allowing for highly accurate voltage detection and quick response in applications. It supports a broad range of supply voltages from 2.25 V to 5.5 V, suitable for various electronic circuits. The open-drain output provides a convenient interface for mixed voltage systems, facilitating easy integration. With a maximal quiescent current of 15A, it ensures low power consumption, enhancing the overall efficiency of the applications it is used in.

ADCMP350YKSZ-REEL7 Quality and Safety Features

Meets rigorous Lead-free / RoHS Compliant standards ensuring environmental safety and quality. The product's Moisture Sensitivity Level (MSL) is rated at 1 (Unlimited), indicating high reliability and minimal moisture sensitivity in various operational environments.

ADCMP350YKSZ-REEL7 Compatibility

The ADCMP350YKSZ-REEL7 is designed for surface mount technology, aligning with industrial standards for mounting types, making it compatible with modern PCB technologies.

ADCMP350YKSZ-REEL7 Datasheet PDF

For comprehensive technical specifications and detailed application guidelines of the ADCMP350YKSZ-REEL7, customers are encouraged to download the most authoritative datasheet available on our website on the current page.

Quality Distributor

IC-Components is a prestigious distributor of Analog Devices products. For reliable components like the ADCMP350YKSZ-REEL7, ensure to request a quote through our website to receive premium services and products directly from a trusted source in the industry.

Frequently Asked Questions

What are the key design constraints when integrating the ADCMP350YKSZ-REEL7 into a 3.3V industrial control system with noisy power rails?
When integrating the ADCMP350YKSZ-REEL7 into a 3.3V industrial control system, ensure the supply voltage remains within the specified 2.25 V to 5.5 V range and implement robust decoupling (e.g., 100 nF ceramic capacitor placed close to the supply pin) to mitigate noise on power rails. The internal 0.6 V reference and 15 mV hysteresis help reject high-frequency transients, but external RC filtering on the input may still be necessary in electrically harsh environments. Additionally, since the output is open-drain, a pull-up resistor (typically 1 kΩ to 10 kΩ) must be connected to a compatible logic voltage (≤5.5 V), even if different from the comparator’s supply.
Can the ADCMP350YKSZ-REEL7 be used as a direct drop-in replacement for the LMV331 in a 5V single-supply overvoltage detection circuit?
The ADCMP350YKSZ-REEL7 is not a direct drop-in replacement for the LMV331 due to fundamental architectural differences. While both operate on single 5V supplies, the LMV331 has a push-pull output and no internal reference, whereas the ADCMP350YKSZ-REEL7 features an open-drain output and a built-in 0.6 V reference. Replacing the LMV331 would require adding a pull-up resistor and recalibrating threshold levels using the internal reference or external divider. Also, the ADCMP350YKSZ-REEL7’s input bias current (max 170 nA at 5.5 V) is significantly lower than typical LMV331 variants, which may affect high-impedance sensing networks.
What are the reliability implications of operating the ADCMP350YKSZ-REEL7 at its maximum rated temperature of 125°C in an automotive under-hood application?
The ADCMP350YKSZ-REEL7 is rated for operation up to 125°C junction temperature, making it suitable for automotive under-hood applications when properly derated. However, sustained operation near this limit accelerates electromigration and dielectric degradation, potentially reducing long-term reliability. Ensure adequate PCB thermal management (e.g., copper pour under the SC-70-4 package) and avoid thermal cycling beyond specification. ADI’s MSL 1 rating indicates unlimited floor life under normal storage, but in high-temperature environments, verify that surrounding components and solder joints can withstand repeated thermal stress without compromising signal integrity.
How does the internal voltage reference of the ADCMP350YKSZ-REEL7 affect threshold accuracy in precision battery monitoring applications compared to using an external precision reference?
The ADCMP350YKSZ-REEL7 includes a 0.6 V ±2% internal bandgap reference, which simplifies design but limits threshold accuracy in precision battery monitoring. For applications requiring tighter tolerances (e.g., <±1%), an external precision voltage reference (such as the ADR3512) with better initial accuracy and lower temperature drift should be used with external resistor dividers. The internal reference’s drift over the full –40°C to 125°C range may introduce up to ±30 mV variation, which could be unacceptable in state-of-charge estimation for lithium-ion batteries. Evaluate system-level error budgets before relying solely on the internal reference.
What layout considerations are critical when placing the ADCMP350YKSZ-REEL7 in a high-density PCB with mixed-signal circuitry to avoid false triggering?
To prevent false triggering in mixed-signal layouts, minimize loop areas by placing the input traces as short as possible and away from high-speed digital lines. Use a solid ground plane beneath the ADCMP350YKSZ-REEL7 and route the open-drain output away from sensitive analog inputs. Since the SC-70-4 package has tight pin spacing (0.5 mm), ensure solder mask definition and avoid vias under the package to prevent shorts. Additionally, the 15 mV hysteresis helps reject noise, but if input signals have slow slew rates near the threshold, consider adding a small feedback resistor (e.g., 100 kΩ) from output to input to increase effective hysteresis if system timing allows.
Is the ADCMP350YKSZ-REEL7 suitable for low-power always-on sensor wake-up circuits running from a 2.5V supply?
Yes, the ADCMP350YKSZ-REEL7 is well-suited for low-power wake-up circuits operating at 2.5 V, as it functions down to 2.25 V and consumes a maximum quiescent current of 15 µA (not 15 A—datasheet typo clarification: actual value is 15 µA). This enables long battery life in IoT edge devices. The internal 0.6 V reference allows monitoring of low-voltage signals (e.g., from a resistive divider on a supercapacitor or battery) without needing a separate reference IC. However, ensure the input common-mode range includes the monitored voltage; at 2.5 V supply, inputs must remain within 0 V to VCC – 1.2 V, so scaling may be required for higher voltages.
What migration challenges arise when replacing a legacy comparator like the MAX9025 with the ADCMP350YKSZ-REEL7 in a space-constrained wearable design?
Migrating from the MAX9025 (SC70-5) to the ADCMP350YKSZ-REEL7 (SC-70-4) introduces pinout and functionality changes that require careful redesign. The MAX9025 has a push-pull output and no internal reference, while the ADCMP350YKSZ-REEL7 uses an open-drain output and includes a 0.6 V reference. This means a pull-up resistor must be added, and threshold logic must account for the internal reference. Additionally, the reduced pin count (4 vs. 5) may free up routing space, but firmware or control logic may need updates if the previous design relied on separate reference or output enable features. Verify timing compatibility, as propagation delay and output rise time (dependent on pull-up) differ between the two devices.
How does the open-drain output of the ADCMP350YKSZ-REEL7 impact interface compatibility with 1.8V microcontroller GPIOs in a multi-voltage system?
The open-drain output of the ADCMP350YKSZ-REEL7 enables level translation by allowing the pull-up resistor to be connected to a 1.8 V rail, making it inherently compatible with 1.8 V microcontroller GPIOs even when the comparator is powered from 3.3 V or 5 V. This eliminates the need for a separate level shifter. However, ensure the pull-up value balances rise time and power consumption—for example, a 4.7 kΩ resistor to 1.8 V provides adequate speed for most control signals while limiting current. Also confirm that the microcontroller’s input leakage current does not interfere with the logic low level, especially at elevated temperatures.

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