LT1374IS8 The LT1374IS8 is a 4.5A, 500kHz monolithic buck mode switching regulator from LT. It features a saturating switch design and cycle-by-cycle current limiting.
Mfr Part #:

LT1374IS8

Available from 2 distributors
Mfr Name: LT
LT
The LT1374IS8 is a 4.5A, 500kHz monolithic buck mode switching regulator from LT. It features a saturating switch design and cycle-by-cycle current limiting.
✓ Total Stock: 8,567 pcs
$ Price Range: $2.23

LT1374IS8 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
8,533 pcs
8533 pcs On Request 1 On Request On Request 17+ On Request On Request
Non-Authorised Inventory information
34 pcs
34 pcs On Request 1 On Request On Request On Request On Request On Request

LT1374IS8 Specifications Quick View

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LT1374IS8 Description

Short technical summary and product information.

The LT1374IS8 is a high-performance 4.5A, 500kHz step-down switching regulator manufactured by LT. This monolithic integrated circuit incorporates all necessary oscillator, control, and logic circuitry for efficient power conversion.

 

Key electrical specifications include a constant 500kHz switching frequency, a saturating switch with a low 0.07 Ohm resistance, and an effective supply current of 2.5mA. It also features cycle-by-cycle current limiting for protection and a shutdown current of 20µA.

 

The LT1374IS8 is designed for use in applications such as portable computers and battery-powered systems. It utilizes surface mount components, allowing for reduced external component size, including a reduced inductor size down to 1.8µH.

 

Available in an 8-SOIC package, this regulator is suitable for surface mount applications. It offers features like thermal shutdown and easily synchronizable operation.

LT1374IS8 Quick Information

Product Type: Switching Regulator
Canonical Name: LT1374IS8 Switching Regulator
Subcategory: Buck Converter

LT1374IS8 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LT1374IS8 Estimated Pricing

Qty Low High
1+ $2.23 $2.23

Estimated market price range - modelled values for guidance only, not live distributor offers.

LT1374IS8 Features

  • Constant 500kHz switching frequency.
  • 4.5A internal switch.
  • 0.07 Ohm saturating switch resistance.
  • 2.5mA effective supply current.
  • Cycle-by-cycle current limiting.

LT1374IS8 Applications

  • Ideal for portable computers.
  • Suitable for battery-powered systems.
  • Used in battery chargers.
  • Applicable for distributed power systems.

LT1374IS8 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the switching frequency of the LT1374IS8?

The LT1374IS8 has a constant switching frequency of 500kHz.

What is the maximum switch current for the LT1374IS8?

The LT1374IS8 has a maximum switch current of 4.5A.

What is the on-resistance of the saturating switch in the LT1374IS8?

The saturating switch in the LT1374IS8 has an on-resistance of 0.07 Ohms.

What is the supply current of the LT1374IS8?

The effective supply current for the LT1374IS8 is 2.5mA.

What is the shutdown current for the LT1374IS8?

The shutdown current for the LT1374IS8 is 20µA.

What is the maximum input voltage for the LT1374IS8?

The maximum input voltage for the LT1374IS8 is 25V.

What package is the LT1374IS8 available in?

The LT1374IS8 is available in an 8-SOIC package and also mentioned as TSSOP.

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