LTC3605IUF

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LTC3605IUF

IC REG BUCK ADJUSTABLE 5A 24QFN

  • Fabricante
  • Mfr. Parte #LTC3605IUF
  • Paquete QFN-20
  • Hoja de datos
  • En stock3094

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Especificaciones

Package Tube
ProductStatus Obsolete
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 4V
Voltage-Input(Max) 15V
Voltage-Output(Min/Fixed) 0.6V
Voltage-Output(Max) 19.8V
Current-Output 5A
Frequency-Switching 1MHz
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 24-WFQFN Exposed Pad

Descripción general

Description

Introduction to LTC3605IUF
- What it is: A high-efficiency synchronous buck DC-DC regulator from Linear Technology (now Analog Devices), with integrated switching MOSFETs.
- Key features: current-mode control, adjustable output via a resistor divider, enable/shutdown, overcurrent and overtemperature protection, undervoltage lockout, and a programmable switching frequency. The synchronous design reduces or eliminates the need for an external diode.
- Package/suffix: IUF indicates the specific package and RoHS/temperature grade; verify exact details in the datasheet.
- Applications: suitable for automotive, industrial, and battery-powered systems requiring reliable step-down regulation.
- How to use: includes an external inductor and input/output capacitors; check the datasheet for pinout, Vin range, maximum output current, and exact fSW.
Note: For precise specifications, consult the LTC3605IUF datasheet.

Features

Here are the typical features of LTC3605IUF (concise):
- High‑efficiency synchronous buck regulator with integrated MOSFETs
- Wide input range suitable for battery or low‑voltage rails
- Adjustable output via external feedback network
- Up to about 3 A continuous output current
- Current‑mode control for fast transient response
- 100% duty‑cycle operation for very low output voltages
- Soft‑start and enable/shutdown control
- Protections: undervoltage lockout, overcurrent/short‑circuit protection, thermal shutdown
- External frequency/compensation options (as specified in datasheet)
- Power‑good indication
- Small package with IUF suffix for space‑constrained designs
Note: For exact electrical specs, pinout, and package details, refer to the LTC3605IUF datasheet.

Package

The LTC3605IUF is supplied in a 16‑lead, 4 mm × 4 mm QFN package with an exposed thermal pad for improved heat dissipation.

Pinout

- Pin count: 16 pins (16-pin package).
- Function: Dual synchronous buck switching regulator — a single-chip, dual-channel DC-DC converter with independent outputs (two interleaved buck regulators using external feedback to set voltages).

Manufacturer

The LTC3605IUF is made by Analog Devices (originally marketed under the Linear Technology/LTC brand). Analog Devices is a global semiconductor company that designs and manufactures analog, mixed‑signal and power‑management integrated circuits (ICs) for industrial, automotive, communications and consumer applications.

Application

LTC3605IUF is a dual 2A synchronous buck regulator. Typical applications:
- Portable/battery-powered devices (handhelds, cameras, phones)
- Two-rail point‑of‑load regulation for CPUs/DSPs/FPGA cores
- Embedded consumer electronics and small IT gear (tablets, cameras, wearables)
- Telecom/networking and instrumentation power supplies
- Automotive/industrial equipment needing compact, efficient DC‑DC conversion from 5V (or higher) supplies
(Compact PMIC power solution with two high‑efficiency buck regulators.)

Envío

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Referencia de tarifas de envío (DHL/FedEx):

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.

Pagos

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