MAX1627ESA

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

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MAX1627ESA application field and working principle

The MAX1627ESA is a versatile device designed specifically for use in a wide range of applications including portable devices powered by either single-cell Li-ion/Li-polymer batteries or multiple battery cells. It is targeted mainly at low-power and medium-power applications. This device is ideal for use in environments where low profile and low power consumption are important considerations. Designed to be both efficient and versatile, it can be used to regulate the output voltage of any system from a range of sources including single or multiple Li-ion and Li-polymer cells.This DC/DC switching controller operates with a wide output voltage range providing flexibility for a variety of applications. The MAX1627ESA offers adjustable output voltage limits and protections for added safety and assurance. The input voltage range is 4.5V to 6V, so the device works well for single-cell or multi-cell Li-ion and Li-polymer batteries. The output voltage range is from 0.6V to 5.5V and is adjustable according to the user’s needs.The MAX1627ESA utilizes a constant-frequency, high-side current-mode system to provide efficient power conversion while still keeping power consumption low. The device is capable of delivering up to 1.5A of output current and provides excellent dynamic response, good transient response, and low noise generation. It uses a maximum on-time current-mode (MOT) topology, which helps to seamlessly transition from PFM to PWM operation in order to maintain a stable output voltage regardless of load variation.The MAX1627ESA is also equipped with a variety of protection features that help ensure safe operation for the device as well as its connected components. These features include overcurrent protection, overvoltage protection, over temperature protection, and short circuit protection just to name a few.Whether you’re working on an embedded power supply design or a computer-related power system design, the MAX1627ESA is a great choice for the job. With its wide output voltage range, low power dissipation, excellent protection features, and reliable operation, it is a perfect solution for today’s ever-evolving requirements for portable and other distributed power systems.

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