LTC3260IDE#PBF
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Analog Devices Inc. LTC3260IDE#PBF

Manufacturer No:
LTC3260IDE#PBF
Manufacturer:
Analog Devices Inc.
Package:
Tube
Description:
IC REG CHARGE PUMP INV 14DFN
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The LTC3260IDE#PBF, produced by Analog Devices Inc., is a low noise dual polarity output power supply. This device integrates an inverting charge pump along with both positive and negative Low Dropout (LDO) regulators. It is designed to provide efficient and stable power supply solutions in various applications, particularly where dual polarity outputs are required.

Key Specifications

Parameter Value Unit
Package Type 14-Lead Plastic DFN
Temperature Range –40°C to 125°C
Supply Voltage (VIN) Up to 12V V
Output Voltages Positive and Negative LDO outputs V
Oscillator Frequency 50kHz to 500kHz Hz
Quiescent Current Typically 14mA at VIN = 12V mA
Short-Circuit Duration Indefinite with both LDOs on
Thermal Resistance (θJA) 43°C/W °C/W

Key Features

  • Low Noise Operation: The LTC3260 is designed to provide low noise output, making it suitable for sensitive applications.
  • Dual Polarity Outputs: Includes an inverting charge pump and both positive and negative LDO regulators.
  • Adjustable Output Voltages: The output voltages can be adjusted using external resistors.
  • Burst Mode Operation: Supports burst mode operation to reduce quiescent current during light load conditions.
  • High Temperature Range: Available in versions that operate up to 125°C and even 150°C for certain packages.
  • Automotive Grade: Versions available with controlled manufacturing to support automotive applications.

Applications

  • Industrial Control Systems: Suitable for systems requiring stable and low noise power supplies.
  • Automotive Systems: Available in automotive-grade versions, making it suitable for vehicle electronics.
  • Medical Devices: Can be used in medical devices where low noise and stable power supply are critical.
  • Telecommunications Equipment: Ideal for telecom equipment requiring dual polarity outputs.
  • Consumer Electronics: Used in various consumer electronics where efficient and stable power supply is needed.

Q & A

  1. What is the primary function of the LTC3260IDE#PBF?

    The primary function of the LTC3260IDE#PBF is to provide a low noise dual polarity output power supply, including an inverting charge pump and both positive and negative LDO regulators.

  2. What are the available package types for the LTC3260?

    The LTC3260 is available in 14-Lead Plastic DFN and 16-Lead Plastic MSOP packages.

  3. What is the operating temperature range of the LTC3260IDE#PBF?

    The operating temperature range is –40°C to 125°C, with some versions operating up to 150°C.

  4. Can the LTC3260 operate in burst mode?
  5. Is the LTC3260 suitable for automotive applications?
  6. How can the output voltages of the LTC3260 be adjusted?

    The output voltages can be adjusted using external resistors.

  7. What is the typical quiescent current of the LTC3260 at VIN = 12V?

    The typical quiescent current is 14mA at VIN = 12V.

  8. Is the LTC3260 designed for high temperature applications?
  9. What is the purpose of the BYP+ pin on the LTC3260?

    The BYP+ pin is used to connect a capacitor to reduce LDO+ output noise. It can be left floating if unused.

  10. Why is it important to solder the exposed pad of the LTC3260 to the PCB ground plane?

    Soldering the exposed pad to the PCB ground plane is necessary for proper functionality and to achieve the rated thermal performance.

Product Attributes

Topology:Charge Pump
Number of Outputs:1
Frequency - Switching:50kHz ~ 500kHz
Voltage/Current - Output 1:Adj, 100mA
Voltage/Current - Output 2:- 
Voltage/Current - Output 3:- 
w/LED Driver:No
w/Supervisor:No
w/Sequencer:No
Voltage - Supply:4.5V ~ 32V
Operating Temperature:-40°C ~ 125°C (TJ)
Mounting Type:Surface Mount
Package / Case:14-WFDFN Exposed Pad
Supplier Device Package:14-DFN (4x3)
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Similar Products

Part Number LTC3260IDE#PBF LTC3260EDE#PBF
Manufacturer Analog Devices Inc. Analog Devices Inc.
Product Status Active Active
Topology Charge Pump Charge Pump
Number of Outputs 1 1
Frequency - Switching 50kHz ~ 500kHz 50kHz ~ 500kHz
Voltage/Current - Output 1 Adj, 100mA Adj, 100mA
Voltage/Current - Output 2 - -
Voltage/Current - Output 3 - -
w/LED Driver No No
w/Supervisor No No
w/Sequencer No No
Voltage - Supply 4.5V ~ 32V 4.5V ~ 32V
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Mounting Type Surface Mount Surface Mount
Package / Case 14-WFDFN Exposed Pad 14-WFDFN Exposed Pad
Supplier Device Package 14-DFN (4x3) 14-DFN (4x3)

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