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

UC3843J 1A, 500KHZ BIPOLAR, CDIP8

50

-

Bulk

Active

Transistor Driver

Step-Up, Step-Down, Step-Up/Step-Down

Positive, Isolation Capable

Boost, Buck, Buck-Boost, Flyback, Forward

1

1

12V ~ 28V

Up to 500kHz

97%

No

No

-

Frequency Control

0°C ~ 70°C (TA)

Through Hole

8-CDIP (0.300", 7.62mm)

8-CDIP

ISL6406IVZ-T-REN SWITCHING CONTROLLER, VOLTAGE-MO

50

-

Bulk

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

2.97V ~ 3.63V

100kHz ~ 715kHz

96%

Yes

Yes

-

Enable, Frequency Control, Phase Control

-40°C ~ 85°C

Surface Mount

16-TSSOP (0.173", 4.40mm Width)

16-TSSOP

CS5120KDR16-CHS ANA BUCK NFET CONTROLLER

50

*

Bulk

Active

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

ADP3182JRQZ-REEL-AD SWITCHING CONTROLLER, VOLTAGE-MO

50

-

Bulk

Active

PWM

Step-Down

Positive

Buck

3

3

12V

250kHz ~ 3MHz

-

Yes

No

-

Current Limit, Enable, Frequency Control, Power Good, Ramp, Reset, Soft Start

0°C ~ 85°C (TA)

Surface Mount

20-SSOP (0.154", 3.90mm Width)

20-QSOP

ISL8843ABZ-REN 1A, 2000KHZ PDSO8

50

*

Bulk

Active

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

IR3623MTRPBF-IR HIGH FREQUENCY 2-PHASE SYNCHRONO

50

-

Bulk

Active

PWM Signal

Step-Down

Positive

Buck

2

2

8.5V ~ 14.5V

200kHz ~ 1.2MHz

85%

Yes

Yes

-

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

-40°C ~ 125°C (TJ)

Surface Mount

32-VFQFN Exposed Pad

32-MLPQ (5x5)

LM1771TSD/NOPB-NS SWITCHING CONTROLLER, VOLTAGE-MO

50

-

Bulk

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

2.8V ~ 5.5V

100kHz ~ 1MHz

-

Yes

No

-

Enable

-40°C ~ 125°C (TJ)

Surface Mount

6-WDFN Exposed Pad

6-WSON (3x3)

LM5037MTX/NOPB-NS DUAL SWITCHING CONTROLLER, CURRE

50

*

Bulk

Active

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

LM3488MMX-NS 1A, 1000KHZ PDSO8

50

-

Bulk

Active

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

ISL6527IB SWITCHING CONTROLLER

2357

-

Tube

Obsolete

Transistor Driver

Step-Down

Positive

Buck

1

1

2.97V ~ 3.63V

600kHz

100%

Yes

No

-

Enable, Phase Control

-40°C ~ 85°C (TA)

Surface Mount

14-SOIC (0.154", 3.90mm Width)

14-SOIC

ISL6527IR-T SWITCHING CONTROLLER

7234

-

Bulk

Obsolete

Transistor Driver

Step-Down

Positive

Buck

1

1

2.97V ~ 3.63V

600kHz

100%

Yes

No

-

Enable, Phase Control

-40°C ~ 85°C (TA)

Surface Mount

16-VQFN Exposed Pad

16-QFN (5x5)

MAX1980EGP QUICK-PWM DC-DC CONVERTER

4741

-

Bulk

Active

Transistor Driver

Step-Down

Positive

Buck

1

1

4.5V ~ 5.5V

200kHz, 300kHz, 550kHz

-

Yes

No

-

Current Limit, On Time Control, Pulse Skipping

-40°C ~ 100°C (TA)

Surface Mount

20-VFQFN Exposed Pad

20-QFN (4x4)

ISL6420AIAZS2698 SWITCHING CONTROLLER, VOLTAGE-MO

1660

*

Bulk

Active

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

UC2842DW 1A, 500KHZ BIPOLAR, PDSO16

7581

-

Bulk

Active

Transistor Driver

Step-Up, Step-Down, Step-Up/Step-Down

Positive

Boost, Buck, Buck-Boost, Flyback, Forward

1

1

12V ~ 28V

Up to 500kHz

97%

No

No

-

Frequency Control

-40°C ~ 85°C

Surface Mount

16-SOIC (0.295", 7.50mm Width)

16-SOIC

ISL6527AIR-T SWITCHING CONTROLLER

7234

-

Bulk

Obsolete

Transistor Driver

Step-Down

Positive

Buck

1

1

2.97V ~ 3.63V

600kHz

100%

Yes

No

-

Enable, Phase Control

-40°C ~ 85°C (TA)

Surface Mount

16-VQFN Exposed Pad

16-QFN (5x5)

  • UC3843J

    1A, 500KHZ BIPOLAR, CDIP8

    Details

  • ISL6406IVZ-T-REN

    SWITCHING CONTROLLER, VOLTAGE-MO

    Details

  • CS5120KDR16-CHS

    ANA BUCK NFET CONTROLLER

    Details

  • ADP3182JRQZ-REEL-AD

    SWITCHING CONTROLLER, VOLTAGE-MO

    Details

  • ISL8843ABZ-REN

    1A, 2000KHZ PDSO8

    Details

  • IR3623MTRPBF-IR

    HIGH FREQUENCY 2-PHASE SYNCHRONO

    Details

  • LM1771TSD/NOPB-NS

    SWITCHING CONTROLLER, VOLTAGE-MO

    Details

  • LM5037MTX/NOPB-NS

    DUAL SWITCHING CONTROLLER, CURRE

    Details

  • LM3488MMX-NS

    1A, 1000KHZ PDSO8

    Details

  • ISL6527IB

    SWITCHING CONTROLLER

    Details

  • ISL6527IR-T

    SWITCHING CONTROLLER

    Details

  • MAX1980EGP

    QUICK-PWM DC-DC CONVERTER

    Details

  • ISL6420AIAZS2698

    SWITCHING CONTROLLER, VOLTAGE-MO

    Details

  • UC2842DW

    1A, 500KHZ BIPOLAR, PDSO16

    Details

  • ISL6527AIR-T

    SWITCHING CONTROLLER

    Details

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