LT1270ACT The LT1270ACT is a high-efficiency monolithic switching regulator from LT. It features a wide input voltage range and low quiescent current.
Mfr Part #:

LT1270ACT

Available from 2 distributors
Mfr Name: LT
LT
The LT1270ACT is a high-efficiency monolithic switching regulator from LT. It features a wide input voltage range and low quiescent current.
✓ Total Stock: 5,591 pcs
$ Price Range: $0.71

LT1270ACT 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
5,563 pcs
5563 pcs On Request 1 On Request On Request 09+ On Request On Request
Non-Authorised Inventory information
28 pcs
28 pcs On Request 1 On Request On Request On Request On Request On Request

LT1270ACT Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Input Voltage
Mounting Type
Quiescent Current

LT1270ACT Description

Short technical summary and product information.

The LT1270ACT is a monolithic high-efficiency switching regulator manufactured by LT. It operates across a wide input voltage range from 3.5V to 30V and consumes a low quiescent current of 7mA. This device integrates the switch, oscillator, control, and protection circuitry onto a single die, simplifying design and enabling robust operation.

 

Key features include an internal 8A switch and the ability to operate in various configurations such as buck, boost, flyback, and inverting. It also offers a shutdown mode that reduces supply current to a typical 100μA for standby applications. The LT1270ACT is supplied in a standard 5-pin TO-220 package, suitable for through-hole mounting.

 

This switching regulator is designed for applications requiring efficient power conversion with minimal external components. Its self-protected nature against overloads contributes to its reliability in demanding environments.

LT1270ACT Quick Information

Product Type: Switching Regulator
Canonical Name: LT1270ACT Switching Regulator
Subcategory: Switching Regulator

LT1270ACT Compliance

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

LT1270ACT Estimated Pricing

Qty Low High
1+ $0.71 $0.71

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

LT1270ACT Features

  • Wide input voltage range: 3.5V to 30V.
  • Low quiescent current: 7mA typical.
  • Internal 8A switch.
  • Shutdown mode draws 100μA.
  • Standard TO-220 package.

LT1270ACT Applications

  • High efficiency buck converters.
  • PC power supplies.
  • Battery upconverters.
  • Negative-to-positive converters.

LT1270ACT FAQs

6 frequently asked questions generated from this part’s specifications.
What is the input voltage range for the LT1270ACT?

The input voltage range is 3.5V to 30V.

What is the quiescent current of the LT1270ACT?

The quiescent current is 7mA.

What is the internal switch current rating?

The internal switch current is 8A.

What is the supply current in shutdown mode?

The shutdown mode draws 100μA supply current.

What is the switching frequency?

The switching frequency is 60kHz.

What package type is the LT1270ACT supplied in?

It is supplied in a standard TO-220 package.

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