LTC3537EUD#PBF

$7.15

Description：IC REG DL BOOST/LNR SYNC 16QFN
Series：-
Mfr：Analog Devices Inc.
Package：Tube

SKU:5b9d3cefe816 Category: Voltage Regulators - Linear + Switching Brand: Analog Devices Inc.

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Product introduction

Product Detailed Parameters

Description：IC REG DL BOOST/LNR SYNC 16QFN
Series：-
Mfr：Analog Devices Inc.
Package：Tube
Topology：Step-Up (Boost) Synchronous (1), Linear (LDO) (1)
Number of Outputs：2
Frequency - Switching：2.2MHz
Voltage/Current - Output 1：1.5V ~ 5.25V, 100mA
Voltage/Current - Output 2：0.6V ~ 5V, 100mA
Voltage/Current - Output 3：-
w/LED Driver：No
w/Supervisor：No
w/Sequencer：Yes
Voltage - Supply：0.68V ~ 5.5V
Operating Temperature：-40°C ~ 85°C
Mounting Type：Surface Mount
Package / Case：16-WFQFN Exposed Pad
Supplier Device Package：16-QFN (3x3)
Grade：-
Qualification：-

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LTC3537EUD#PBF

Overview

The LTC3537EUD#PBF is a monolithic synchronous step-down DC/DC converter manufactured by Analog Devices Inc. It integrates a high-side N-channel MOSFET switch and delivers an output current of 600mA. The device operates with an input voltage range from 2.25V to 5.5V, making it suitable for single-cell lithium-ion battery applications. It features a fixed switching frequency of 2.25MHz and supports adjustable output voltages between 0.6V and 5.5V. The component is housed in a compact 16-lead WQFN package.

Feature Summary

Integrates a 600mA synchronous buck regulator with internal power switches
Supports low ripple pulse skip mode or Burst Mode operation for optimized efficiency
Features independent Run pins for individual channel control

Applications

Single Li-Ion battery-powered portable electronics
Industrial and instrumentation systems requiring efficient step-down conversion
Embedded controllers needing regulated low-voltage power rails

Procurement Notes

Verify the specific suffix PBF indicates lead-free compliance when sourcing. Confirm the 16-WQFN EP package dimensions match your PCB footprint requirements. Ensure the input voltage source remains within the 2.25V to 5.5V operational limits to maintain specified performance characteristics.

Selection Notes

Select this component for designs requiring a compact solution with integrated power switches. It is appropriate for applications prioritizing high efficiency at light loads through selectable operating modes. Consider the 2.25MHz frequency for balancing component size against electromagnetic interference constraints.

Part Context

This part belongs to the LTC3537 family of triple synchronous step-down regulators. It serves as a power management solution for space-constrained mobile and industrial devices. The EUD designation specifies the commercial temperature grade and the specific QFN package variant offered by Analog Devices.