MAX1737EEI

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MAX1737EEI

IC BATT CHG LI-ION 1-4CEL 28QSOP

  • Fabricante
  • Mfr. Parte #MAX1737EEI
  • Paquete QSOP-28
  • Hoja de datos
  • En stock7200

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Especificaciones

Package Tube,Tube
ProductStatus Obsolete
BatteryChemistry Lithium Ion
NumberofCells 1 ~ 4
Current-Charging Constant
ProgrammableFeatures Timer
BatteryPackVoltage 16.8V
Voltage-Supply(Max) 28V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 28-SSOP (0.154, 3.90mm Width)

Descripción general

Description

Introduction to MAX1737EEI (concise)
- What it is: A high‑efficiency switching regulator IC from Maxim Integrated (now Analog Devices) used to generate low-voltage rails in compact power supplies.
- Key features: PWM controller with gate drivers for synchronous conversion; may include integrated FETs depending on variant; programmable output voltages; soft‑start; enable; remote sense; protections such as over‑voltage, UVLO, current limit, and thermal shutdown; supports multi‑rail/multi‑phase configurations.
- Typical applications: CPU/GPU voltage regulators (VRMs), memory and other point‑of‑load regulators in computers, portable/telecom power supplies.
- Important notes: EEI denotes a specific package/version; exact electrical specs (input range, output voltages, current capability, efficiency) vary by revision. For precise pinout and ratings, consult the MAX1737EEI datasheet and product table.

Features

Here are the typical features of the MAX1737EEI family (as a general guide; exact specs can vary by revision):
- Integrated high-side and low-side MOSFETs (synchronous DC-DC regulator)
- Wide input voltage range
- PWM current-mode control with fixed switching frequency
- Programmable output voltage (via feedback network)
- Enable/shutdown control
- Soft-start to limit inrush
- Overcurrent/short-circuit protection
- Overvoltage and undervoltage lockout
- Thermal shutdown protection
- Power-good or status indication
- Low quiescent current for efficiency at light loads
- Suitable packaging in the EEI (8-pin) package for compact layouts
Note: specific voltage ranges, current capability, and features can vary by exact revision. Refer to the MAX1737EEI datasheet for precise specifications.

Package

28-pin TQFN package (lead-free; EEI suffix).

Pinout

Pin count: 28 pins (EEI package).
Function: MAX1737EEI is a high‑voltage, current‑mode PWM controller for DC‑DC converters (buck/boost topology) used in portable power management. It provides control for an external switch and feedback to regulate output voltage. (Exact pinout varies by package; refer to the datasheet for detailed pins.)

Manufacturer

- Manufacturer: Maxim Integrated Products, Inc. (MAXIM Integrated), a global semiconductor company.
- What kind of company: Designs and manufactures analog and mixed-signal ICs, including power-management solutions; now a subsidiary of Analog Devices following a 2021 acquisition.

Application

Applications:
- Portable battery-powered devices (cell phones, cameras, MP3 players)
- LED backlighting for displays and signage
- DC-DC power management (buck/boost regulation) in handheld equipment
- Battery charging and system supervision in consumer electronics
- Energy-harvesting/solar-powered regulation applications

Envío

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DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.

FedEx: El costo de envío oscila entre $25-$40 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

TNT: El costo de envío oscila entre $25-$65 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.

Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.

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