Synchronous Buck Controller, Low Voltage

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Overview

Te NCP1589A or NCP1589B is a low cost PWM controller designed to operate from a 5V or 12V supply. This device is capable of producing an output voltage as low as 0.8V. This device is capable of converting voltage from as low as 2.5V. This 10 pin device provides an optimal level of integration to reduce size and cost of the power supply.

  • Graphic Cards
  • Servers/Networking
  • Graphic Cards
  • VCC range from 4.5 to 13.2V
  • Boost pin operates up to 30V
  • Voltage mode PWM control
  • Precision 0.8V Internal reference
  • Internal 1.5A gate drivers
  • Input Under Voltage Lockout
  • Programmable Current Limit

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Status

ECAD Models

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Case Outline

MSL Type

MSL Temp (°C)

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Control Mode

VCC Min (V)

VCC Max (V)

fSW Typ (kHz)

Pricing ($/Unit)

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NCP1589BMNTXG

Active

Pb

A

H

P

DFN-10

1

260

REEL

3000

N

Step-Down

1

Voltage Mode

4.5

13.2

-

$0.32

More Details

NCP1589BMNTWG

Obsolete

Pb

A

H

P

DFN-10

1

260

REEL

3000

N

Step-Down

1

Voltage Mode

4.5

13.2

-

Price N/A

More Details

NCP1589AMNTXG

Active

Pb

A

H

P

DFN-10

1

260

REEL

3000

N

Step-Down

1

Voltage Mode

4.5

13.2

-

$0.32

More Details

NCP1589AMNTWG

Active

Pb

A

H

P

DFN-10

1

260

REEL

3000

N

Step-Down

1

Voltage Mode

4.5

13.2

-

$0.32

More Details

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