LT1680CN#PBF The LT1680CN#PBF from Analog Devices is a high power DC/DC step-up controller designed for boost topologies. It operates at high voltages up to 60V and features programmable current limiting.
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LT1680CN#PBF

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Mfr Name: LT
LT
The LT1680CN#PBF from Analog Devices is a high power DC/DC step-up controller designed for boost topologies. It operates at high voltages up to 60V and features programmable current limiting.
✓ Total Stock: 577 pcs

LT1680CN#PBF Available from 1 distributor

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LT1680CN#PBF Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Industrial Grade
Medical Grade
Military Grade
SVHC Present
Tape & Reel

LT1680CN#PBF Description

Short technical summary and product information.

The LT1680CN#PBF is a high power, current mode switching power supply controller from Analog Devices, optimized for boost topologies. This IC drives an N-channel MOSFET switch for DC/DC converter applications with input voltages up to 60V.

 

Key features include a high current gate drive capable of handling up to 10,000pF gate capacitance, enabling the construction of high power DC/DC converters. It offers programmable average current limiting for accurate DC current control in magnetics, independent of ripple current. The device operates with fixed frequency current mode control and can be synchronized up to 200kHz. Undervoltage lockout with hysteresis and a programmable start inhibit feature are included for power supply sequencing and protection.

 

The LT1680CN#PBF incorporates user-adjustable slope compensation for stable operation at duty cycles up to 90%. A minimum off-time operation provides switch protection, and a soft start feature is gated by both shutdown and undervoltage lockout conditions. The controller also provides a 5V reference output with 10mA external loading capability.

 

This controller is suitable for applications such as high power single board systems, distributed power converters, industrial control systems, lead-acid battery back-up systems, and automotive and heavy equipment.

LT1680CN#PBF Quick Information

Product Type: DC DC Switching Controller
Canonical Name: LT1680CN#PBF High Power DC/DC Step-Up Controller
Subcategory: Power Management ICs

LT1680CN#PBF Compliance

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

LT1680CN#PBF Features

  • High voltage operation up to 60V.
  • High current gate drive handles 10,000pF.
  • Programmable average current limiting.
  • 5V reference output with 10mA capability.
  • Synchronizable up to 200kHz switching frequency.

LT1680CN#PBF Applications

  • Suitable for high power systems.
  • Used in distributed power converters.
  • Applicable to industrial control.
  • Ideal for battery back-up systems.
  • Designed for automotive equipment.

LT1680CN#PBF FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum operating voltage for the LT1680CN#PBF?

The LT1680CN#PBF can operate up to 60V.

What is the gate capacitance the LT1680CN#PBF can drive?

The LT1680CN#PBF's N-channel drive handles up to 10,000pF gate capacitance.

Does the LT1680CN#PBF have programmable current limiting?

Yes, the LT1680CN#PBF features programmable average current limiting.

What is the reference voltage output of the LT1680CN#PBF?

The LT1680CN#PBF provides a 5V reference output with 10mA external loading capability.

What is the maximum synchronizable switching frequency for the LT1680CN#PBF?

The LT1680CN#PBF can be synchronized up to 200kHz.

What is the RoHS status of the LT1680CN#PBF?

The RoHS status is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for the LT1680CN#PBF?

The Moisture Sensitivity Level is 1 Unlimited.

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