STMicroelectronics, L4973D5.1 Step-Down Switching Regulator, 1-Channel 3.5A Adjustable 20-Pin, SOIC

RS Stock No.: 379-983PBrand: STMicroelectronicsManufacturers Part No.: L4973D5.1
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Technical Document

Specifications

Brand

STMicroelectronics

Maximum Output Current

3.5A

Regulator Function

Buck Controller

Minimum Input Voltage

8 V

Maximum Input Voltage

55 V

Output Type

Adjustable

Mounting Type

Surface Mount

Number of Outputs

1

Maximum Switching Frequency

300 kHz

Pin Count

20

Package Type

SOIC

Switching Regulator

Yes

Line Regulation

10 mV

Load Regulation

25 mV

Minimum Operating Temperature

-40 °C

Height

2.35mm

Efficiency

90%

Dimensions

13 x 7.6 x 2.35mm

Maximum Operating Temperature

+150 °C

Length

13mm

Width

7.6mm

Product details

DC-DC Switching Converters, Step-Down Regulators, STMicroelectronics

ST’s monolithic switching regulators offer high input-voltage capability, and deliver output currents up to 4A, with high switching frequency.

Switching Voltage Regulators, STMicroelectronics

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BD 2.335

Each (Supplied in a Tube) (Exc. Vat)

BD 2.569

Each (Supplied in a Tube) (Including VAT)

STMicroelectronics, L4973D5.1 Step-Down Switching Regulator, 1-Channel 3.5A Adjustable 20-Pin, SOIC
Select packaging type

Select packaging type

Standard - each

Available in multiples of 1.

Production -

Available in multiples of 1.

Recommended for ordering in large quantities. Items are packaged ready for insertion into machinery, allowing you to improve production efficiency.

1

Available in multiples of 1
1BD 2.335
2BD 4.670
3BD 7.005
4BD 9.340
5BD 11.350
6BD 13.620
7BD 15.890
8BD 18.160
9BD 20.430
10BD 22.150
11BD 24.365
12BD 26.580
13BD 28.795
14BD 31.010
15BD 32.250

BD 2.335

Each (Supplied in a Tube) (Exc. Vat)

BD 2.569

Each (Supplied in a Tube) (Including VAT)

STMicroelectronics, L4973D5.1 Step-Down Switching Regulator, 1-Channel 3.5A Adjustable 20-Pin, SOIC
Stock information temporarily unavailable.
Select packaging type

Select packaging type

Standard - each

Available in multiples of 1.

Production -

Available in multiples of 1.

Recommended for ordering in large quantities. Items are packaged ready for insertion into machinery, allowing you to improve production efficiency.

1

Available in multiples of 1
1BD 2.335
2BD 4.670
3BD 7.005
4BD 9.340
5BD 11.350
6BD 13.620
7BD 15.890
8BD 18.160
9BD 20.430
10BD 22.150
11BD 24.365
12BD 26.580
13BD 28.795
14BD 31.010
15BD 32.250

Buy in bulk

quantityUnit price
1 - 4BD 2.335
5 - 9BD 2.270
10 - 14BD 2.215
15 - 19BD 2.150
20+BD 2.100

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  • Download and use our DesignSpark software for your PCB and 3D Mechanical designs
  • View and contribute website content and forums
  • Download 3D Models, Schematics and Footprints from more than a million products
Click here to find out more

Technical Document

Specifications

Brand

STMicroelectronics

Maximum Output Current

3.5A

Regulator Function

Buck Controller

Minimum Input Voltage

8 V

Maximum Input Voltage

55 V

Output Type

Adjustable

Mounting Type

Surface Mount

Number of Outputs

1

Maximum Switching Frequency

300 kHz

Pin Count

20

Package Type

SOIC

Switching Regulator

Yes

Line Regulation

10 mV

Load Regulation

25 mV

Minimum Operating Temperature

-40 °C

Height

2.35mm

Efficiency

90%

Dimensions

13 x 7.6 x 2.35mm

Maximum Operating Temperature

+150 °C

Length

13mm

Width

7.6mm

Product details

DC-DC Switching Converters, Step-Down Regulators, STMicroelectronics

ST’s monolithic switching regulators offer high input-voltage capability, and deliver output currents up to 4A, with high switching frequency.

Switching Voltage Regulators, STMicroelectronics

Ideate. Create. Collaborate

JOIN FOR FREE

No hidden fees!

design-spark
design-spark
  • Download and use our DesignSpark software for your PCB and 3D Mechanical designs
  • View and contribute website content and forums
  • Download 3D Models, Schematics and Footprints from more than a million products
Click here to find out more