LT1185IT The LT1185IT is a 3A low dropout linear regulator from LT. It features a low 0.75V dropout voltage and ±1% reference voltage accuracy.
Mfr Part #:

LT1185IT

Available from 2 distributors
Mfr Name: LT
LT
The LT1185IT is a 3A low dropout linear regulator from LT. It features a low 0.75V dropout voltage and ±1% reference voltage accuracy.
✓ Total Stock: 1,815 pcs
$ Price Range: $2.21

LT1185IT 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
1,209 pcs
1209 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
606 pcs
606 pcs On Request 1 On Request On Request 09+ On Request On Request

LT1185IT Specifications Quick View

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

LT1185IT Description

Short technical summary and product information.

The LT1185IT is a 3A low dropout regulator from LT, designed for efficient power management. It utilizes a low-resistance pass transistor with a typical 'on resistance' of 0.25Ω, contributing to high efficiency.

 

Key electrical specifications include a dropout voltage of 0.75V at 3A and a reference voltage accuracy of ±1%. The device offers an adjustable current limit, programmable with an external resistor, with a range of zero to three amperes. A fixed internal limit circuit provides protection against over-ranged programming.

 

The LT1185IT is available in 5-lead TO-220 and DD packages, supporting through-hole mounting. It also includes shutdown capability for external logic control of the output voltage and features thermal shutdown and power limiting for robust operation.

LT1185IT Quick Information

Product Type: Low Dropout Regulator
Canonical Name: LT1185IT Low Dropout Regulator
Subcategory: Low Dropout Regulator

LT1185IT Compliance

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

LT1185IT Estimated Pricing

Qty Low High
1+ $2.21 $2.21

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

LT1185IT Features

  • Low resistance pass transistor: 0.25Ω typical.
  • Dropout voltage: 0.75V at 3A.
  • Reference voltage accuracy: ±1%.
  • Adjustable and fixed current limit.
  • Available in TO-220 and DD packages.

LT1185IT Applications

  • High efficiency power regulation.
  • Applications requiring precise voltage.
  • Systems needing current limiting.
  • Compact power supply designs.

LT1185IT FAQs

5 frequently asked questions generated from this part’s specifications.
What is the dropout voltage of the LT1185IT?

The dropout voltage is 0.75V at 3A.

What is the reference voltage accuracy for the LT1185IT?

The reference voltage accuracy is ±1%.

What package options are available for the LT1185IT?

The LT1185IT is available in 5-lead TO-220, DD, and TO-3 metal can packages.

What is the typical quiescent current of the LT1185IT?

The typical quiescent current is 2.5mA.

What is the output voltage range of the LT1185IT?

The output voltage range is 2.5V to 25V.

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