LTC1147IS8-3.3#TRPBF

$4.98

Description：IC REG CTRLR BUCK 8SOIC
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR)

SKU:79d2eccbd2a0 Category: DC DC Switching Controllers Brand: Analog Devices Inc.

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Product introduction

LTC1147IS8-3.3#TRPBF is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Analog Devices Inc.. Its product description is IC REG CTRLR BUCK 8SOIC. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for LTC1147IS8-3.3#TRPBF

Description：IC REG CTRLR BUCK 8SOIC
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR)
Output Type：Transistor Driver
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Number of Outputs：1
Output Phases：1
Voltage - Supply (Vcc/Vdd)：3.5V ~ 14V
Frequency - Switching：-
Duty Cycle (Max)：100%
Synchronous Rectifier：No
Clock Sync：No
Serial Interfaces：-
Control Features：Current Limit, 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-SO

DC DC Switching Controllers datasheet and documents for LTC1147IS8-3.3#TRPBF

LTC1147IS8-3.3#TRPBF

DC DC Switching Controllers Overview

The LTC1147IS8-3.3#TRPBF is a step-down switching regulator controller manufactured by Analog Devices Inc., housed in an 8-lead SOIC package. It operates with a fixed output voltage of 3.3 V and supports a maximum output current of 700 mA. The device features a switching frequency of 400 kHz and draws a static current of 20 uA. It functions within an input voltage range of 3.5 V to 12 V, with a maximum operating temperature of +85 C.

DC DC Switching Controllers Feature Summary

Features automatic Burst Mode operation to maintain high efficiencies at low output currents
Provides current-mode control for stable regulation
Includes shutdown capability for power management

DC DC Switching Controllers Applications

Battery-powered systems requiring efficient low-current operation
General-purpose DC-DC conversion circuits
Portable electronic devices

DC DC Switching Controllers Procurement Notes

Verify the specific suffix #TRPBF indicates tape-and-reel packaging when sourcing components. Confirm that the IS8 variant meets the required industrial temperature specifications compared to commercial grades. Ensure compatibility with external MOSFETs and passive components as defined in the official datasheet application circuits.

DC DC Switching Controllers Selection Notes

Select this component for applications requiring a compact buck controller with integrated efficiency optimization at light loads. The fixed 3.3 V output simplifies design for standard logic levels. Consider the 400 kHz switching frequency for balancing component size and electromagnetic interference requirements in space-constrained designs.

DC DC Switching Controllers Part Context

This part belongs to the LTC1147 series of step-down switching regulator controllers from Analog Devices. The series includes variants with different output voltages and packages, such as the CS8 and CN8 options. The IS8 designation specifically denotes the industrial temperature grade and narrow SOIC package format suitable for surface-mount assembly.