COMMERCIAL EXTENDED Switching Regulators & Controllers 40

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Part RoHS Manufacturer Other IC type Temperature Grade No. of Terminals Package Code Package Shape Surface Mount Total Dose (V) Maximum Switching Frequency Package Body Material Approvals (V) Maximum Supply Current (Isup) Maximum Output Current Trim or Adjustable Output (V) No. of Functions No. of Channels Technology Screening Level Nominal Bandwidth Terminal Form Main Out Ripple Voltage Control Technique Nominal Negative Supply Voltage (Vsup) Main Output Efficiency Nominal Supply Voltage (Vsup) Maximum Voltage Tolerance Power Supplies (V) Switcher Config Package Style (Meter) Package Equivalence Code Sub-Category Terminal Pitch Maximum Operating Temperature Minimum Output Voltage Control Mode Protection(s) Maximum Line Regulation Maximum Total Power Output Minimum Operating Temperature Terminal Finish Maximum Output Voltage Terminal Position JESD-30 Code Moisture Sensitivity Level (MSL) Maximum Supply Voltage (Vsup) Maximum Seated Height Height Width (mm) Qualification Maximum Load Regulation Minimum Supply Voltage (Vsup) Nominal Input Voltage Warm-Up Time Additional Features Minimum Input Voltage Maximum Negative Input Voltage JESD-609 Code Maximum Time At Peak Reflow Temperature (s) No. of Outputs Peak Reflow Temperature (C) Nominal Threshold Voltage (V) Length Adjustable Threshold Nominal Output Voltage Maximum Input Voltage

LV5803M-TE-L-E

Onsemi

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

395 kHz

PLASTIC/EPOXY

2 A

BICMOS

GULL WING

SMALL OUTLINE

SOP8,.25

Switching Regulator or Controllers

1.27 mm

80 Cel

CURRENT-MODE

-20 Cel

Tin/Bismuth (Sn/Bi)

DUAL

R-PDSO-G8

1

Not Qualified

e6

LV5809MX-TLM-H

Onsemi

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

395 kHz

PLASTIC/EPOXY

2.5 A

BICMOS

GULL WING

SMALL OUTLINE

SOP8,.25

Switching Regulator or Controllers

1.27 mm

80 Cel

CURRENT-MODE

-20 Cel

Tin/Bismuth (Sn/Bi)

DUAL

R-PDSO-G8

3

Not Qualified

e6

LV5781-TLM-E

Onsemi

COMMERCIAL EXTENDED

20

SSOP

RECTANGULAR

YES

225 kHz

PLASTIC/EPOXY

3 A

BICMOS

GULL WING

SMALL OUTLINE, SHRINK PITCH

SSOP20,.25

Switching Regulator or Controllers

.635 mm

80 Cel

VOLTAGE-MODE

-30 Cel

Tin/Bismuth (Sn/Bi)

DUAL

R-PDSO-G20

3

Not Qualified

e6

LV5807MX-TLM-H

Onsemi

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

460 kHz

PLASTIC/EPOXY

BICMOS

GULL WING

SMALL OUTLINE

SOP8,.25

Switching Regulator or Controllers

1.27 mm

80 Cel

CURRENT-MODE

-20 Cel

Tin/Bismuth (Sn/Bi)

DUAL

R-PDSO-G8

3

Not Qualified

e6

LV5808MX-TLM-H

Onsemi

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

444 kHz

PLASTIC/EPOXY

2 A

BICMOS

GULL WING

SMALL OUTLINE

SOP8,.25

Switching Regulator or Controllers

1.27 mm

80 Cel

CURRENT-MODE

-20 Cel

Tin/Bismuth (Sn/Bi)

DUAL

R-PDSO-G8

3

Not Qualified

e6

LV5857MX-TLM-H

Onsemi

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

PLASTIC/EPOXY

3 A

BICMOS

GULL WING

SMALL OUTLINE

SOP8,.25

Switching Regulator or Controllers

1.27 mm

80 Cel

CURRENT-MODE

-20 Cel

Tin/Bismuth (Sn/Bi)

DUAL

R-PDSO-G8

3

Not Qualified

e6

LV58063MC-AH

Onsemi

SWITCHING REGULATOR

COMMERCIAL EXTENDED

8

HLSOP

RECTANGULAR

YES

444 kHz

PLASTIC/EPOXY

1 A

1

BICMOS

GULL WING

PULSE WIDTH MODULATION

BUCK

SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE

SOP8,.25

Switching Regulator or Controllers

1.27 mm

80 Cel

CURRENT-MODE

-20 Cel

Tin (Sn)

DUAL

R-PDSO-G8

3

1.68 mm

3.94 mm

Not Qualified

12 V

8 V

e3

4.93 mm

5 V

28 V

AP1604AWL-7

Diodes Incorporated

SWITCHING REGULATOR

COMMERCIAL EXTENDED

5

LSSOP

RECTANGULAR

YES

700 kHz

PLASTIC/EPOXY

1.2 A

1

GULL WING

PULSE WIDTH MODULATION

BUCK

SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

TSOP5/6,.11,37

Switching Regulator or Controllers

.95 mm

80 Cel

VOLTAGE-MODE

-25 Cel

MATTE TIN

DUAL

R-PDSO-G5

3

1.45 mm

1.6 mm

Not Qualified

5 V

ALSO HAS PFM CONTROL TECHNIQUE

2.2 V

e3

260

3 mm

2 V

5.5 V

AP1609SG-13

Diodes Incorporated

SWITCHING REGULATOR

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

360 kHz

PLASTIC/EPOXY

2.4 A

1

GULL WING

PULSE WIDTH MODULATION

BOOST

SMALL OUTLINE

SOP8,.25

Switching Regulator or Controllers

1.27 mm

80 Cel

VOLTAGE-MODE

-20 Cel

MATTE TIN

DUAL

R-PDSO-G8

1

1.75 mm

3.9 mm

Not Qualified

ALSO OPERATES IN ADJUSTABLE MODE FROM 3V TO 17V; HAS PFM CONTROL TECHNIQUE

2.5 V

e3

30

260

4.9 mm

5 V

6 V

AP1609SL-13

Diodes Incorporated

SWITCHING REGULATOR

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

360 kHz

PLASTIC/EPOXY

2.4 A

1

GULL WING

PULSE WIDTH MODULATION

BOOST

SMALL OUTLINE

SOP8,.25

Switching Regulator or Controllers

1.27 mm

80 Cel

VOLTAGE-MODE

-20 Cel

MATTE TIN

DUAL

R-PDSO-G8

1

1.75 mm

3.9 mm

Not Qualified

ALSO OPERATES IN ADJUSTABLE MODE FROM 3V TO 17V; HAS PFM CONTROL TECHNIQUE

2.5 V

e3

30

260

4.9 mm

5 V

6 V

AP1635SL-13

Diodes Incorporated

SWITCHING REGULATOR

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

700 kHz

PLASTIC/EPOXY

1.6 A

1

GULL WING

PULSE WIDTH MODULATION

BUCK

SMALL OUTLINE

SOP8,.25

Switching Regulator or Controllers

1.27 mm

80 Cel

VOLTAGE-MODE

-25 Cel

MATTE TIN

DUAL

R-PDSO-G8

1

1.75 mm

3.9 mm

Not Qualified

5 V

PFM CONTROL TECHNIQUE ALSO POSSIBLE

2.2 V

e3

30

260

4.9 mm

5 V

FSQ311

Fairchild Semiconductor

SWITCHING REGULATOR

COMMERCIAL EXTENDED

8

DIP

RECTANGULAR

NO

67 kHz

PLASTIC/EPOXY

1.5 A

1

THROUGH-HOLE

PULSE WIDTH MODULATION

SINGLE

IN-LINE

DIP8,.3

Switching Regulator or Controllers

2.54 mm

85 Cel

CURRENT-MODE

-25 Cel

MATTE TIN

DUAL

R-PDIP-T8

5.08 mm

7.62 mm

Not Qualified

15 V

9 V

e3

9.2 mm

AP1520SL-13

Diodes Incorporated

SWITCHED CAPACITOR CONVERTER

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

360 kHz

PLASTIC/EPOXY

2 A

1

GULL WING

PULSE WIDTH MODULATION

BUCK

SMALL OUTLINE

SOP8,.25

Switching Regulator or Controllers

1.27 mm

85 Cel

VOLTAGE-MODE

-20 Cel

MATTE TIN

DUAL

R-PDSO-G8

3

1.75 mm

3.9 mm

Not Qualified

12 V

3.6 V

e3

30

260

5.05 mm

23 V

AP1635SG-13

Diodes Incorporated

SWITCHING REGULATOR

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

700 kHz

PLASTIC/EPOXY

1.6 A

1

GULL WING

PULSE WIDTH MODULATION

BUCK

SMALL OUTLINE

SOP8,.25

Switching Regulator or Controllers

1.27 mm

80 Cel

VOLTAGE-MODE

-25 Cel

MATTE TIN

DUAL

R-PDSO-G8

3

1.75 mm

3.9 mm

Not Qualified

5 V

PFM CONTROL TECHNIQUE ALSO POSSIBLE

2.2 V

e3

30

260

4.9 mm

5 V

L6727TR

STMicroelectronics

SWITCHING CONTROLLER

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

350 kHz

PLASTIC/EPOXY

1.5 A

1

GULL WING

PULSE WIDTH MODULATION

PUSH-PULL

SMALL OUTLINE

SOP8,.25

Switching Regulator or Controllers

1.27 mm

85 Cel

VOLTAGE-MODE

-20 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G8

1

1.75 mm

3.9 mm

Not Qualified

12 V

5 V

e4

40

260

4.9 mm

13.2 V

L6727

STMicroelectronics

SWITCHING CONTROLLER

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

350 kHz

PLASTIC/EPOXY

1.5 A

1

GULL WING

PULSE WIDTH MODULATION

PUSH-PULL

SMALL OUTLINE

SOP8,.25

Switching Regulator or Controllers

1.27 mm

85 Cel

VOLTAGE-MODE

-20 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G8

1

1.75 mm

3.9 mm

Not Qualified

12 V

5 V

e4

40

260

4.9 mm

13.2 V

PQ1CY1032ZPH

Sharp Corporation

SWITCHING REGULATOR

COMMERCIAL EXTENDED

5

RECTANGULAR

YES

165 kHz

PLASTIC/EPOXY

3.5 A

1

GULL WING

PULSE WIDTH MODULATION

BUCK

SMALL OUTLINE

1.7 mm

85 Cel

-20 Cel

TIN COPPER

SINGLE

R-PSSO-G5

4.25 mm

8.4 mm

Not Qualified

12 V

8 V

e2

260

35 V

PM6685TR

STMicroelectronics

DUAL SWITCHING CONTROLLER

COMMERCIAL EXTENDED

32

VQCCN

SQUARE

YES

500 kHz

UNSPECIFIED

1

NO LEAD

PULSE WIDTH MODULATION

PUSH-PULL

CHIP CARRIER, VERY THIN PROFILE

LCC32,.2SQ,20

Switching Regulator or Controllers

.5 mm

85 Cel

VOLTAGE-MODE

0 Cel

MATTE TIN

QUAD

S-XQCC-N32

3

1 mm

5 mm

Not Qualified

12 V

4.5 V

e3

30

260

5 mm

28 V

AP1520SG-13

Diodes Incorporated

SWITCHED CAPACITOR CONVERTER

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

360 kHz

PLASTIC/EPOXY

2 A

1

GULL WING

PULSE WIDTH MODULATION

BUCK

SMALL OUTLINE

SOP8,.25

Switching Regulator or Controllers

1.27 mm

85 Cel

VOLTAGE-MODE

-20 Cel

MATTE TIN

DUAL

R-PDSO-G8

1

1.75 mm

3.9 mm

Not Qualified

12 V

3.6 V

e3

30

260

5.05 mm

23 V

PT7771N1

Texas Instruments

SWITCHING REGULATOR

COMMERCIAL EXTENDED

27

RECTANGULAR

NO

750 kHz

UNSPECIFIED

32 A

1

HYBRID

THROUGH-HOLE

SINGLE

MICROELECTRONIC ASSEMBLY

SIP27

Switching Regulator or Controllers

85 Cel

VOLTAGE-MODE

0 Cel

SINGLE

R-XSMA-T27

Not Qualified

5 V

4.5 V

NOT SPECIFIED

NOT SPECIFIED

5.5 V

E-UC2843BD1013TR

STMicroelectronics

SWITCHING CONTROLLER

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

500 kHz

PLASTIC/EPOXY

1 A

1

GULL WING

PULSE WIDTH MODULATION

SINGLE

SMALL OUTLINE

1.27 mm

85 Cel

CURRENT-MODE

-25 Cel

DUAL

R-PDSO-G8

1.75 mm

3.9 mm

Not Qualified

15 V

8.2 V

4.9 mm

30 V

E-UC2843BD1

STMicroelectronics

SWITCHING CONTROLLER

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

500 kHz

PLASTIC/EPOXY

1 A

1

GULL WING

PULSE WIDTH MODULATION

SINGLE

SMALL OUTLINE

1.27 mm

85 Cel

CURRENT-MODE

-25 Cel

DUAL

R-PDSO-G8

1.75 mm

3.9 mm

Not Qualified

15 V

8.2 V

4.9 mm

30 V

E-UC2843BN

STMicroelectronics

SWITCHING CONTROLLER

COMMERCIAL EXTENDED

8

DIP

RECTANGULAR

NO

500 kHz

PLASTIC/EPOXY

1 A

1

THROUGH-HOLE

PULSE WIDTH MODULATION

SINGLE

IN-LINE

2.54 mm

85 Cel

CURRENT-MODE

-25 Cel

DUAL

R-PDIP-T8

5.08 mm

7.62 mm

Not Qualified

15 V

8.2 V

30 V

E-UC2844BD1013TR

STMicroelectronics

SWITCHING CONTROLLER

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

500 kHz

PLASTIC/EPOXY

1 A

1

GULL WING

PULSE WIDTH MODULATION

SINGLE

SMALL OUTLINE

1.27 mm

85 Cel

CURRENT-MODE

-25 Cel

DUAL

R-PDSO-G8

1

1.75 mm

3.9 mm

Not Qualified

15 V

11 V

4.9 mm

30 V

E-UC2844BD1

STMicroelectronics

SWITCHING CONTROLLER

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

500 kHz

PLASTIC/EPOXY

1 A

1

GULL WING

PULSE WIDTH MODULATION

SINGLE

SMALL OUTLINE

1.27 mm

85 Cel

CURRENT-MODE

-25 Cel

DUAL

R-PDSO-G8

1.75 mm

3.9 mm

Not Qualified

15 V

11 V

4.9 mm

30 V

E-UC2844BN

STMicroelectronics

SWITCHING CONTROLLER

COMMERCIAL EXTENDED

8

DIP

RECTANGULAR

NO

500 kHz

PLASTIC/EPOXY

1 A

1

THROUGH-HOLE

PULSE WIDTH MODULATION

SINGLE

IN-LINE

2.54 mm

85 Cel

CURRENT-MODE

-25 Cel

DUAL

R-PDIP-T8

5.08 mm

7.62 mm

Not Qualified

15 V

11 V

30 V

E-UC2842BD1013TR

STMicroelectronics

SWITCHING CONTROLLER

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

500 kHz

PLASTIC/EPOXY

1 A

1

GULL WING

PULSE WIDTH MODULATION

SINGLE

SMALL OUTLINE

1.27 mm

85 Cel

CURRENT-MODE

-25 Cel

DUAL

R-PDSO-G8

1.75 mm

3.9 mm

Not Qualified

15 V

11 V

4.9 mm

30 V

E-UC2842BD1

STMicroelectronics

SWITCHING CONTROLLER

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

500 kHz

PLASTIC/EPOXY

1 A

1

GULL WING

PULSE WIDTH MODULATION

SINGLE

SMALL OUTLINE

1.27 mm

85 Cel

CURRENT-MODE

-25 Cel

DUAL

R-PDSO-G8

1.75 mm

3.9 mm

Not Qualified

15 V

11 V

4.9 mm

30 V

E-UC2842BN

STMicroelectronics

SWITCHING CONTROLLER

COMMERCIAL EXTENDED

8

DIP

RECTANGULAR

NO

500 kHz

PLASTIC/EPOXY

1 A

1

THROUGH-HOLE

PULSE WIDTH MODULATION

SINGLE

IN-LINE

2.54 mm

85 Cel

CURRENT-MODE

-25 Cel

DUAL

R-PDIP-T8

5.08 mm

7.62 mm

Not Qualified

15 V

11 V

30 V

E-UC2845BD1013TR

STMicroelectronics

SWITCHING CONTROLLER

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

500 kHz

PLASTIC/EPOXY

1 A

1

GULL WING

PULSE WIDTH MODULATION

SINGLE

SMALL OUTLINE

1.27 mm

85 Cel

CURRENT-MODE

-25 Cel

DUAL

R-PDSO-G8

1.75 mm

3.9 mm

Not Qualified

15 V

8.2 V

4.9 mm

30 V

E-UC2845BD1

STMicroelectronics

SWITCHING CONTROLLER

COMMERCIAL EXTENDED

8

SOP

RECTANGULAR

YES

500 kHz

PLASTIC/EPOXY

1 A

1

GULL WING

PULSE WIDTH MODULATION

SINGLE

SMALL OUTLINE

1.27 mm

85 Cel

CURRENT-MODE

-25 Cel

DUAL

R-PDSO-G8

1.75 mm

3.9 mm

Not Qualified

15 V

8.2 V

4.9 mm

30 V

E-UC2845BN

STMicroelectronics

SWITCHING CONTROLLER

COMMERCIAL EXTENDED

8

DIP

RECTANGULAR

NO

500 kHz

PLASTIC/EPOXY

1 A

1

THROUGH-HOLE

PULSE WIDTH MODULATION

SINGLE

IN-LINE

2.54 mm

85 Cel

CURRENT-MODE

-25 Cel

DUAL

R-PDIP-T8

5.08 mm

7.62 mm

Not Qualified

15 V

8.2 V

30 V

PQ1CG21H2FZ

Sharp Corporation

SWITCHING REGULATOR

COMMERCIAL EXTENDED

5

RECTANGULAR

NO

120 kHz

PLASTIC/EPOXY

1.5 A

1

THROUGH-HOLE

PULSE WIDTH MODULATION

BUCK-BOOST

FLANGE MOUNT

80 Cel

-20 Cel

TIN LEAD

ZIG-ZAG

R-PZFM-T5

Not Qualified

12 V

8 V

e0

35 V

PT5123CT

Texas Instruments

SWITCHING REGULATOR

COMMERCIAL EXTENDED

3

RECTANGULAR

NO

875 kHz

PLASTIC/EPOXY

1 A

1

THROUGH-HOLE

BUCK

MICROELECTRONIC ASSEMBLY

80 Cel

-20 Cel

SINGLE

R-PSMA-T3

Not Qualified

9 V

7 V

26 V

TL1466IPM

Texas Instruments

SWITCHING CONTROLLER

COMMERCIAL EXTENDED

64

LFQFP

SQUARE

YES

800 kHz

PLASTIC/EPOXY

.5 A

6

BIPOLAR

GULL WING

PULSE WIDTH MODULATION

SINGLE

FLATPACK, LOW PROFILE, FINE PITCH

QFP64,.47SQ,20

Switching Regulator or Controllers

.5 mm

75 Cel

VOLTAGE-MODE

-20 Cel

NICKEL PALLADIUM GOLD

QUAD

S-PQFP-G64

3

1.6 mm

10 mm

Not Qualified

6 V

2.5 V

e4

10 mm

12 V

PQ1CG2032FZH

Sharp Corporation

SWITCHING REGULATOR

COMMERCIAL EXTENDED

5

RECTANGULAR

NO

80 kHz

PLASTIC/EPOXY

3.5 A

1

THROUGH-HOLE

PULSE WIDTH MODULATION

BUCK-BOOST

FLANGE MOUNT

80 Cel

-20 Cel

TIN COPPER

ZIG-ZAG

R-PZFM-T5

Not Qualified

12 V

8 V

e2

260

35 V

PQ1CG21H2RZH

Sharp Corporation

SWITCHING REGULATOR

COMMERCIAL EXTENDED

5

RECTANGULAR

NO

120 kHz

PLASTIC/EPOXY

1.5 A

1

THROUGH-HOLE

PULSE WIDTH MODULATION

BUCK-BOOST

FLANGE MOUNT

80 Cel

-20 Cel

TIN COPPER

ZIG-ZAG

R-PZFM-T5

Not Qualified

12 V

8 V

e2

260

35 V

PQ1CG41H2RZH

Sharp Corporation

SWITCHING REGULATOR

COMMERCIAL EXTENDED

5

RECTANGULAR

NO

330 kHz

PLASTIC/EPOXY

1.2 A

1

THROUGH-HOLE

PULSE WIDTH MODULATION

BUCK

FLANGE MOUNT

80 Cel

-20 Cel

TIN COPPER

ZIG-ZAG

R-PZFM-T5

Not Qualified

12 V

8 V

e2

260

35 V

TL1464IPTR

Texas Instruments

SWITCHING REGULATOR

COMMERCIAL EXTENDED

48

LFQFP

SQUARE

YES

2000 kHz

PLASTIC/EPOXY

1 A

4

BIPOLAR

GULL WING

PULSE WIDTH MODULATION

SINGLE

FLATPACK, LOW PROFILE, FINE PITCH

QFP48,.35SQ,20

Switching Regulator or Controllers

.5 mm

75 Cel

VOLTAGE-MODE

-20 Cel

NICKEL PALLADIUM GOLD

QUAD

S-PQFP-G48

1

1.6 mm

7 mm

Not Qualified

6 V

3.1 V

e4

30

260

7 mm

12 V

TL1464IPT

Texas Instruments

SWITCHING REGULATOR

COMMERCIAL EXTENDED

48

LFQFP

SQUARE

YES

2000 kHz

PLASTIC/EPOXY

1 A

4

BIPOLAR

GULL WING

PULSE WIDTH MODULATION

6 V

SINGLE

FLATPACK, LOW PROFILE, FINE PITCH

QFP48,.35SQ,20

Switching Regulator or Controllers

.5 mm

75 Cel

1.485 V

VOLTAGE-MODE

-20 Cel

NICKEL PALLADIUM GOLD

1.515 V

QUAD

S-PQFP-G48

1

1.6 mm

7 mm

Not Qualified

6 V

3.1 V

e4

30

260

7 mm

1.5 V

12 V

Switching Regulators & Controllers

Switching regulators and controllers are electronic devices used to regulate the output voltage and current of power supplies. They operate by rapidly switching a power supply circuit between on and off states, resulting in a high-frequency waveform that can be filtered and smoothed to produce a stable output voltage.

Switching regulators and controllers offer several advantages over traditional linear regulators, including higher efficiency and the ability to handle a wider range of input voltages. They are commonly used in applications such as power supplies for computers, LED lighting, and motor control.

Switching regulators and controllers come in a variety of forms, including step-up (boost), step-down (buck), and step-up/down (buck-boost) configurations. They may be designed as integrated circuits (ICs) or as standalone modules.

Switching regulators and controllers typically include feedback control circuits to adjust the output voltage and current, as well as protection circuits to prevent overvoltage, overcurrent, and overtemperature conditions. They may also include features such as soft-start to reduce inrush currents and synchronization with external clock signals.