LT1170CQ The LT1170CQ is a high-efficiency monolithic switching regulator from Linear Technology. It features a wide input voltage range and an internal 5A switch.
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LT1170CQ

Available from 1 distributors
Mfr Name: LT
LT
The LT1170CQ is a high-efficiency monolithic switching regulator from Linear Technology. It features a wide input voltage range and an internal 5A switch.
✓ Total Stock: 22,000 pcs

LT1170CQ Available from 1 distributor

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22,000 pcs
22000 pcs On Request 1 On Request On Request 19+ On Request On Request

LT1170CQ Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
SVHC Present

LT1170CQ Description

Short technical summary and product information.

The LT1170CQ is a monolithic high-power switching regulator designed for high efficiency operation. It operates at a 100 kHz clock frequency and features an internal 5A switch.

 

This regulator supports various switching topologies including buck, boost, flyback, forward, inverting, and Cuk configurations. It boasts a wide input voltage range from 3V to 60V and a low quiescent current of 6mA. The device includes all necessary oscillator, control, and protection circuitry, requiring very few external components for operation.

 

Designed for ease of use, the LT1170CQ is available in a standard 5-pin DDPAK-5 power package. It offers self-protection against overloads and operates in nearly all switching topologies, making it a versatile component for power management applications.

LT1170CQ Quick Information

Product Type: Switching Regulator
Series: LT1170
Canonical Name: LT1170CQ High Efficiency Switching Regulator
Subcategory: DC-DC Switching Regulator

LT1170CQ Compliance

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

LT1170CQ Features

  • High efficiency monolithic switching regulator.
  • Internal 5A switch.
  • Wide 3V to 60V input voltage range.
  • 100kHz constant frequency operation.
  • Supports multiple switching topologies.

LT1170CQ Applications

  • Power conditioning for portable systems.
  • DC-DC conversion applications.
  • Battery-powered device power supplies.
  • Illumination circuitry for displays.

LT1170CQ FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum switch current of the LT1170CQ?

The maximum switch current is 5 A.

What is the input voltage range of the LT1170CQ?

The input voltage range is 3 V to 40 V.

What is the output voltage range of the LT1170CQ?

The output voltage range is 1.244 V to 40 V.

What is the operating temperature range of the LT1170CQ?

The operating temperature range is 0 °C to 70 °C.

What package is the LT1170CQ available in?

The LT1170CQ is available in a DDPAK-5 package.

What topologies does the LT1170CQ support?

The LT1170CQ supports Boost, Flyback, and Sepic topologies.

What is the clock frequency of the LT1170CQ?

The clock frequency is 100 kHz, with a synchronization range of 120 kHz to 160 kHz.

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