DC DC Switching Controllers：

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

RT6543AGQW IC REG CTRLR BUCK PWM WQFN-20

4037

-

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

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

3V ~ 24V

400kHz, 600kHz, 800kHz

-

Yes

No

-

Current Limit, Dead Time Control, Enable, Frequency Control, Phase Control, Power Good, Soft Start

-40°C ~ 125°C (TJ)

Surface Mount

20-WFQFN Exposed Pad

20-WQFN (3x3)

RT6541AGQW IC REG CTRLR BUCK PWM WDFN-14

2697

-

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

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

3V ~ 26V

560kHz

-

Yes

No

-

Current Limit, Dead Time Control, Enable, Frequency Control, Phase Control, Power Good, Soft Start

-40°C ~ 125°C (TJ)

Surface Mount

14-WFDFN Exposed Pad

14-WDFN (3x2)

ISL6439CB IC REG CTRLR BUCK 14SOIC

1529

-

Tube

Obsolete

Transistor Driver

Step-Down

Positive

Buck

1

1

2.97V ~ 3.63V

300kHz

100%

Yes

No

-

Enable, Phase Control

0°C ~ 70°C (TA)

Surface Mount

14-SOIC (0.154", 3.90mm Width)

14-SOIC

ISL6526CB-T IC REG CTRLR BUCK 14SOIC

1560

-

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

Obsolete

Transistor Driver

Step-Down

Positive

Buck

1

1

2.97V ~ 3.63V

300kHz

100%

Yes

No

-

Enable, Phase Control

0°C ~ 70°C (TA)

Surface Mount

14-SOIC (0.154", 3.90mm Width)

14-SOIC

RT8525GS IC REG BOOST CTRLR DIM SOP-14

2897

-

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

Active

PWM Signal

Step-Up

Positive

Boost

1

1

4.5V ~ 29V

200kHz

90%

No

No

-

Dimming, Enable, Frequency Control, Soft Start

-40°C ~ 85°C (TA)

Surface Mount

14-SOIC (0.154", 3.90mm Width)

14-SOP

RT8131BGQW IC REG CTRLR BUCK PWM 10WDFN

2614

-

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

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

5.5V ~ 26.5V

300kHz

88%

Yes

No

-

Dead Time Control, Enable, Frequency Control, Phase Control, Ramp

-40°C ~ 85°C (TA)

Surface Mount

10-WFDFN Exposed Pad

10-WDFN (3x3)

S-8520F33MC-BNST2U IC REG CTRLR BUCK SOT23-5

4337

-

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

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

2.5V ~ 16V

300kHz

100%

No

No

-

Enable

-40°C ~ 85°C (TA)

Surface Mount

SC-74A, SOT-753

SOT-23-5

RT8237EZQW IC REG CTRLR BUCK PWM WDFN-10

2718

-

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

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4.5V ~ 26V

290kHz ~ 430kHz

-

Yes

Yes

-

Current Limit, Enable, Phase Control, Power Good, Soft Start

-40°C ~ 85°C (TA)

Surface Mount

10-WFDFN Exposed Pad

10-WDFN (3x3)

RT8129AGQW IC REG CTRLR BUCK 10WDFN

3326

-

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

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4.5V ~ 13.2V

300kHz

-

Yes

No

-

Current Limit, Enable, Phase Control, Power Good

-40°C ~ 85°C (TA)

Surface Mount

10-WFDFN Exposed Pad

10-WDFN (3x3)

RT2701GQW IC REG CTRLR BUCK 24WQFN

4232

-

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

Active

Transistor Driver

Step-Down

Positive

Buck

2

2

4.5V ~ 13.2V

-

-

Yes

No

-

Current Limit, Enable, On Time Control, Phase Control, Ramp

-40°C ~ 85°C (TA)

Surface Mount

24-WFQFN Exposed Pad

24-WQFN (4x4)

RT8179BGQW IC REG CTRLR SVI2 2OUT WQFN-40

2734

-

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

Active

Transistor Driver

Step-Up

Positive

Boost

2

2

4.5V ~ 26V

-

-

No

No

-

Current Limit, Dead Time Control, Enable, Frequency Control, Phase Control, Slew Control, Soft Start

-40°C ~ 85°C (TA)

Surface Mount

40-WFQFN Exposed Pad

40-WQFN (5x5)

RT8128CGSP IC REG PWM CONTROLLER 8SOP

3562

-

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

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4.5V ~ 13.2V

300kHz

-

Yes

Yes

-

Enable, Power Good

-40°C ~ 85°C (TA)

Surface Mount

8-SOIC (0.154", 3.90mm Width) Exposed Pad

8-SOP-EP

RT8816AGQW IC PWM CTRLR BUCK WQFN-20

2714

-

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

Active

PWM Signal

Step-Down

Positive

Buck

2

2

2.5V ~ 26V

250kHz ~ 750kHz

-

Yes

Yes

-

Current Limit, Enable, Soft Start

-40°C ~ 85°C (TA)

Surface Mount

20-WFQFN Exposed Pad

20-WQFN (3x3)

S-8533A41AFT-TB-U IC REG CTRLR BUCK 8TSSOP

5234

-

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

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

2.7V ~ 16V

300kHz

100%

Yes

No

-

Enable, Soft Start

-40°C ~ 85°C (TA)

Surface Mount

8-TSSOP (0.173", 4.40mm Width)

8-TSSOP

MP3908DK-LF-P IC REG CTRLR MULT TOP 10MSOP

1967

-

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

Active

Transistor Driver

Step-Up, Step-Up/Step-Down

Positive, Isolation Capable

Boost, Flyback, Forward Converter, SEPIC

1

1

4.5V ~ 10V

260kHz

81%

Yes

Yes

-

Current Limit, Enable, Soft Start

-40°C ~ 85°C (TA)

Surface Mount

10-TFSOP, 10-MSOP (0.118", 3.00mm Width)

10-MSOP

  • RT6543AGQW

    IC REG CTRLR BUCK PWM WQFN-20

    Details

  • RT6541AGQW

    IC REG CTRLR BUCK PWM WDFN-14

    Details

  • ISL6439CB

    IC REG CTRLR BUCK 14SOIC

    Details

  • ISL6526CB-T

    IC REG CTRLR BUCK 14SOIC

    Details

  • RT8525GS

    IC REG BOOST CTRLR DIM SOP-14

    Details

  • RT8131BGQW

    IC REG CTRLR BUCK PWM 10WDFN

    Details

  • S-8520F33MC-BNST2U

    IC REG CTRLR BUCK SOT23-5

    Details

  • RT8237EZQW

    IC REG CTRLR BUCK PWM WDFN-10

    Details

  • RT8129AGQW

    IC REG CTRLR BUCK 10WDFN

    Details

  • RT2701GQW

    IC REG CTRLR BUCK 24WQFN

    Details

  • RT8179BGQW

    IC REG CTRLR SVI2 2OUT WQFN-40

    Details

  • RT8128CGSP

    IC REG PWM CONTROLLER 8SOP

    Details

  • RT8816AGQW

    IC PWM CTRLR BUCK WQFN-20

    Details

  • S-8533A41AFT-TB-U

    IC REG CTRLR BUCK 8TSSOP

    Details

  • MP3908DK-LF-P

    IC REG CTRLR MULT TOP 10MSOP

    Details

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