LT1765ES8 The LT1765ES8 is a monolithic 3A, 1.25MHz step-down switching regulator from Linear Technology. It operates over a wide input voltage range and is available in SO and TSSOP packages.
Mfr Part #:

LT1765ES8

Available from 2 distributors
Mfr Name: Linear Technology
Linear Technology
The LT1765ES8 is a monolithic 3A, 1.25MHz step-down switching regulator from Linear Technology. It operates over a wide input voltage range and is available in SO and TSSOP packages.
✓ Total Stock: 8,802 pcs
$ Price Range: $1.08

LT1765ES8 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
8,777 pcs
8777 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
25 pcs
25 pcs On Request 1 On Request On Request 04+ On Request On Request

LT1765ES8 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Input Voltage
Lead Spacing
Lead Style
Mounting Type
Operating Voltage

LT1765ES8 Description

Short technical summary and product information.

The LT1765ES8 is a high-efficiency, monolithic buck switching regulator designed by Linear Technology. It integrates a 3A, 0.09Ω switch along with control circuitry for a high-frequency, current-mode switching regulator.

 

This device operates at a constant 1.25MHz switching frequency, allowing for smaller input and output filtering components and the use of chip inductors. It features a wide operating voltage range from 3V to 25V and a low dropout internal regulator. The current mode control ensures fast transient response and excellent loop stability.

 

Key electrical specifications include a 3A switch current, a 1.2V feedback reference voltage, and a low shutdown current of 15μA. The LT1765ES8 is available in an 8-lead SO package or a 16-lead thermally enhanced TSSOP package, both supporting surface mount technology.

 

Applications for the LT1765ES8 include DSL modems, portable computers, regulated wall adapters, battery-powered systems, and distributed power systems.

LT1765ES8 Quick Information

Product Type: Switching Regulator
Series: LT1765
Canonical Name: LT1765ES8 Monolithic 3A, 1.25MHz Step-Down Switching Regulator
Subcategory: Step-Down

LT1765ES8 Compliance

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

LT1765ES8 Estimated Pricing

Qty Low High
1+ $1.08 $1.08

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

LT1765ES8 Features

  • Monolithic 3A, 1.25MHz step-down regulator.
  • Wide 3V to 25V input voltage range.
  • High efficiency 0.09Ω switch included.
  • Low shutdown current of 15μA.
  • Available in SO and TSSOP packages.

LT1765ES8 Applications

  • Suitable for DSL modems.
  • Used in portable computers.
  • Ideal for regulated wall adapters.
  • Powers battery-powered systems.
  • Supports distributed power designs.

LT1765ES8 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the LT1765ES8?

The input voltage range is 3V to 25V.

What packages are available for the LT1765ES8?

The LT1765ES8 is available in 8-Lead SO and 16-Lead TSSOP packages, both surface mount.

What is the switching frequency of the LT1765ES8?

The switching frequency is constant at 1.25MHz and can be synchronized up to 2MHz.

What is the maximum switch current?

The maximum switch current is 3A.

What is the shutdown current?

The shutdown current is typically 15μA.

What is the operating supply current?

The operating supply current is typically 1mA.

What is the feedback reference voltage?

The feedback reference voltage is 1.2V.

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