Compare Mfr Part # Quantity Available Series Package Product Status Output Type Function Output Configuration Topology Number of Outputs Output Phases Voltage - Supply (Vcc/Vdd) Frequency - Switching Duty Cycle (Max) Synchronous Rectifier Clock Sync Serial Interfaces Control Features Operating Temperature Mounting Type Package / Case Supplier Device Package

ISL6551AR-T DUAL SWITCHING CONTROLLER

2854

-

Bulk

Active

Transistor Driver

Step-Up/Step-Down

Positive

Full-Bridge, Push-Pull

2

1

10.8V ~ 13.2V

Up to 1MHz

50%

Yes

Yes

-

Current Limit, Dead Time Control, Enable, Ramp, Soft Start, Sync

-40°C ~ 105°C (TA)

Surface Mount

28-VQFN Exposed Pad

28-QFN (6x6)

LTC3851AIMSE-1#PBF IC REG CTRLR BUCK 16MSOP

50

-

Tube

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4V ~ 38V

235kHz ~ 750kHz

99%

Yes

No

-

Enable, Frequency Control, Power Good, Soft Start, Tracking

-40°C ~ 125°C (TJ)

Surface Mount

16-TFSOP (0.118", 3.00mm Width) Exposed Pad

16-MSOP-EP

UC3578DP SWITCHING CONTROLLER, VOLTAGE-MO

3009

-

Bulk

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

14V ~ 72V

110kHz

90%

No

No

-

Current Limit, Soft Start

0°C ~ 70°C (TA)

Surface Mount

16-SOIC (0.154", 3.90mm Width)

16-SOIC

MAX649ESA STEP-DOWN DC-DC CONTROLLER

8308

-

Bulk

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4V ~ 16.5V

Up to 300kHz

-

No

No

-

Enable

-40°C ~ 85°C (TA)

Surface Mount

8-SOIC (0.154", 3.90mm Width)

8-SOIC

LTC3862IGN#TRPBF IC REG CTRLR BOOST/SEPIC 24SSOP

50

-

Tape & Reel (TR),Cut Tape (CT)

Active

Transistor Driver

Step-Up, Step-Up/Step-Down

Positive

Boost, SEPIC

2

2

4V ~ 36V

75kHz ~ 500kHz

96%

No

Yes

-

Enable, Frequency Control, Phase Control, Soft Start

-40°C ~ 125°C (TJ)

Surface Mount

24-SSOP (0.154", 3.90mm Width)

24-SSOP

LT3845AIFE#TRPBF IC REG CTRLR BUCK 16TSSOP

50

-

Tape & Reel (TR),Cut Tape (CT)

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4V ~ 60V

300kHz

-

Yes

Yes

-

Enable, Frequency Control, Soft Start

-40°C ~ 125°C (TJ)

Surface Mount

16-TSSOP (0.173", 4.40mm Width) Exposed Pad

16-TSSOP-EP

MAX741NCAP MAX741 1 A SWITCHING CONTROLLER

1422

-

Bulk

Active

Transistor Driver

Step-Up, Step-Down

Positive or Negative

Boost, Buck

1

1

2.7V ~ 15.5V

-

-

No

Yes

-

Frequency Control, Soft Start

0°C ~ 70°C (TA)

Surface Mount

20-SSOP (0.209", 5.30mm Width)

20-SSOP

LTC7802EUFDM#PBF 40V, LOW IQ DUAL PHSE SYCH STP-D

50

-

Tube

Active

Transistor Driver

Step-Down

Positive

Buck

2

2

4.5V ~ 40V

100kHz ~ 3MHz

99%

Yes

Yes

-

Enable, Frequency Control, Power Good, Soft Start, Tracking

-40°C ~ 125°C (TJ)

Surface Mount, Wettable Flank

28-WFQFN Exposed Pad

28-QFN (4x5)

MAX741NMJP MAX741 1 A SWITCHING CONTROLLER

1585

-

Bulk

Active

Transistor Driver

Step-Up, Step-Down

Positive or Negative

Boost, Buck

1

1

2.7V ~ 15.5V

-

-

No

Yes

-

Frequency Control, Soft Start

-55°C ~ 125°C (TA)

Through Hole

20-CDIP (0.300", 7.62mm)

20-CERDIP

LTC3854IMSE#PBF IC REG CTRLR BUCK 12MSOP

1241

-

Tube

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4.5V ~ 38V

400kHz

98%

Yes

No

-

Enable, Soft Start

-40°C ~ 85°C (TA)

Surface Mount

12-TSSOP (0.118", 3.00mm Width) Exposed Pad

12-MSOP-EP

ISL6307BCRZ SWITCHING CONTROLLER

1303

-

Tube

Obsolete

PWM Signal

Step-Down

Positive

Buck

6

6

4.75V ~ 5.25V

80kHz ~ 1MHz

66.7%

-

No

-

Enable, Frequency Control, Soft Start

0°C ~ 70°C (TA)

Surface Mount

48-VFQFN Exposed Pad

48-QFN (7x7)

ISL9443IRZ SWITCHING CONTROLLER

1887

-

Tube

Obsolete

Transistor Driver

Step-Down

Positive

Buck

3

2

4.5V ~ 28V

600kHz ~ 1.2MHz

-

Yes

Yes

-

Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking

-40°C ~ 85°C (TA)

Surface Mount

32-VFQFN Exposed Pad

32-QFN (5x5)

ISL6545IRZ SWITCHING CONTROLLER

2066

-

Tube

Obsolete

Transistor Driver

Step-Down

Positive

Buck

1

1

4.5V ~ 14.4V

300kHz

100%

Yes

No

-

Current Limit, Enable

-40°C ~ 85°C (TA)

Surface Mount

10-VFDFN Exposed Pad

10-DFN (3x3)

MAX767REAP STEP-DOWN POWER CONTROLLER

1404

-

Bulk

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4.5V ~ 5.5V

200kHz, 300kHz

95%

Yes

Yes

-

Current Limit, Enable, Soft Start

-40°C ~ 85°C (TA)

Surface Mount

20-SSOP (0.209", 5.30mm Width)

20-SSOP

LTC7803HUD#PBF LOW IQ SYNCHRONOUS BUCK CONTROLL

50

-

Tube

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4.5V ~ 40V

100kHz ~ 3MHz

100%

Yes

Yes

-

Enable, Frequency Control, Phase Control

-40°C ~ 150°C (TJ)

Surface Mount

16-WFQFN Exposed Pad

16-QFN (3x3)

  • ISL6551AR-T

    DUAL SWITCHING CONTROLLER

    Details
  • LTC3851AIMSE-1#PBF

    IC REG CTRLR BUCK 16MSOP

    Details
  • UC3578DP

    SWITCHING CONTROLLER, VOLTAGE-MO

    Details
  • MAX649ESA

    STEP-DOWN DC-DC CONTROLLER

    Details
  • LTC3862IGN#TRPBF

    IC REG CTRLR BOOST/SEPIC 24SSOP

    Details
  • LT3845AIFE#TRPBF

    IC REG CTRLR BUCK 16TSSOP

    Details
  • MAX741NCAP

    MAX741 1 A SWITCHING CONTROLLER

    Details
  • LTC7802EUFDM#PBF

    40V, LOW IQ DUAL PHSE SYCH STP-D

    Details
  • MAX741NMJP

    MAX741 1 A SWITCHING CONTROLLER

    Details
  • LTC3854IMSE#PBF

    IC REG CTRLR BUCK 12MSOP

    Details
  • ISL6307BCRZ

    SWITCHING CONTROLLER

    Details
  • ISL9443IRZ

    SWITCHING CONTROLLER

    Details
  • ISL6545IRZ

    SWITCHING CONTROLLER

    Details
  • MAX767REAP

    STEP-DOWN POWER CONTROLLER

    Details
  • LTC7803HUD#PBF

    LOW IQ SYNCHRONOUS BUCK CONTROLL

    Details

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