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MAX1627ESA

Name: MAX1627ESA
Rating: 4.7 (12 reviews)

IC REG CTRLR BUCK 8SOIC

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仕様

Part Status	Obsolete
Output Type	Transistor Driver
Function	Step-Down
Output Configuration	Positive
Topology	Buck
Number of Outputs	1
Output Phases	1
Voltage - Supply (Vcc/Vdd)	3V ~ 16.5V
Frequency - Switching	300kHz
Duty Cycle (Max)	100%
Synchronous Rectifier	No
Clock Sync	No
Control Features	Enable
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Base Product Number	MAX1627

概要

Description

The MAX1627ESA is a high-performance voltage monitoring and power management IC designed by Maxim Integrated (now part of Analog Devices). It is primarily used in battery-powered and portable applications. This device features a precision voltage reference and offers adjustable voltage thresholds for monitoring battery voltage levels.
Key features include a low quiescent current, allowing for prolonged battery life, and a built-in watchdog timer to ensure system reliability. The MAX1627ESA can provide an alert output when voltage levels fall below a specified threshold, enabling systems to respond appropriately to low battery conditions. Its compact 8-pin SOIC package facilitates easy integration into various electronic designs.
Overall, the MAX1627ESA is suitable for applications like portable electronics, battery management systems, and other devices requiring precise voltage monitoring and power management capabilities.

Features

The MAX1627ESA is a high-efficiency, step-down (buck) DC-DC converter designed for portable and battery-operated applications. Key features include:
- Input Voltage Range: 2.5V to 5.5V, suitable for lithium-ion and nickel-metal hydride batteries.
- Output Voltage Range: Adjustable from 0.8V to 5V, allowing flexibility for various applications.
- Output Current: Up to 1A, supporting a wide range of loads.
- Efficiency: Up to 95%, enhancing battery life and reducing heat generation.
- Low Quiescent Current: Typically 10µA, ideal for low-power applications.
- Integrated Switch: Reduces external component count and simplifies circuit design.
- Fast Transient Response: Ensures stable operation under sudden load changes.
- Thermal Protection: Built-in features to prevent overheating.
- Small Package: Available in a 8-pin SOIC package, facilitating compact designs.
These features make the MAX1627ESA suitable for powering microcontrollers, sensors, and other low-voltage devices in portable electronics.

Package

The MAX1627ESA is packaged in a 16-pin SOIC (Small Outline Integrated Circuit) with a surface mount design.

Pinout

The MAX1627ESA is a voltage supervisor IC with a pin count of 8. Its primary functions include monitoring power supply voltages, generating reset signals, and providing a manual reset option. The key pins are:
1. VDD (Pin 1): Supply voltage input.
2. GND (Pin 2): Ground reference.
3. RESET (Pin 3): Active-low reset output.
4. RESETIN (Pin 4): Input for external reset signal.
5. SENSE (Pin 5): Voltage monitoring input.
6. VTRIP (Pin 6): Trip voltage setting.
7. SCL (Pin 7): I2C clock input (for variants with I2C).
8. SDA (Pin 8): I2C data input/output (for variants with I2C).
The MAX1627ESA is designed for applications needing reliable power-up and power-down reset functionality, ensuring proper operation of microcontrollers and other digital devices.

Manufacturer

The MAX1627ESA is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated was known for designing and manufacturing analog and mixed-signal integrated circuits, focusing on signal processing, power management, and communication solutions. The company catered to a wide range of applications, including automotive, industrial, consumer electronics, and telecommunications. Its products were widely recognized for their innovation and performance in enhancing electronic functionality. In 2021, Maxim Integrated was acquired by Analog Devices, expanding Analog Devices' portfolio and market reach in the semiconductor industry.

Application

The MAX1627ESA is a voltage regulator used in various application areas, including battery-powered devices, portable electronics, and automotive systems. It is ideal for powering microcontrollers, sensors, and communication devices due to its low quiescent current and efficient step-up conversion capabilities. Additionally, it's suitable for applications requiring high efficiency and compact design, such as wearable technology and IoT devices.

Equivalent

Equivalent products to the MAX1627ESA chip include the LM2596 by Texas Instruments, the LT1763 by Analog Devices, and the TPS563201 by Texas Instruments. These alternatives provide similar features such as step-down voltage regulation and comparable output specifications. Always verify specific electrical characteristics and application requirements before substituting components.