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Power Circuits / Switching Regulator or Controllers / L5973AD
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L5973AD by: STMicroelectronics

2 A switch step down switching regulator

Part Details for L5973AD by STMicroelectronics

Overview of L5973AD by STMicroelectronics

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Price & Stock for L5973AD

Part # Distributor Description Stock Price Buy
DISTI # 34M5869
Newark Dc/Dc Conv, Buck, 500Khz, 150Deg C, Regulator Output Type:Adjustable, No. Of Outputs:1Outputs, Topology:Buck (Step Down), Input Voltage Min:4V, Input Voltage Max:36V, Output Current:2A, Ic Case/Package:Hsop, No. Of Pins:8Pins Rohs Compliant: Yes |Stmicroelectronics L5973AD Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Bulk 20381
  • 1 $2.4000
  • 10 $2.2600
  • 25 $2.1900
  • 50 $2.0900
  • 100 $1.9800
  • 300 $1.8800
  • 500 $1.7200
$1.7200 / $2.4000 Buy Now
DISTI # 497-4565-5-ND
DigiKey IC REG BUCK ADJ 2A 8HSOP Min Qty: 1 Lead time: 18 Weeks Container: Tube 8330
In Stock
  • 1 $2.9500
  • 10 $2.6510
  • 25 $2.5060
  • 100 $2.1720
  • 300 $2.0606
  • 500 $1.8490
  • 1,000 $1.5594
  • 2,500 $1.4814
  • 5,000 $1.4257
$1.4257 / $2.9500 Buy Now
DISTI # L5973AD
Avnet Americas Conv DC-DC Single Step Down 4V to 36V 8-Pin HSOP EP Tube - Rail/Tube (Alt: L5973AD) RoHS: Compliant Min Qty: 2000 Package Multiple: 2000 Lead time: 18 Weeks, 0 Days Container: Tube 0
  • 2,000 $1.6046
  • 4,000 $1.5715
  • 8,000 $1.5384
$1.5384 / $1.6046 Buy Now
DISTI # 511-L5973AD
Mouser Electronics Switching Voltage Regulators 1.235 to 35V Step-Dn RoHS: Compliant 18787
  • 1 $2.1800
  • 10 $2.0800
  • 25 $1.9800
  • 100 $1.7800
  • 250 $1.7200
  • 500 $1.5700
  • 1,000 $1.4300
  • 2,000 $1.3700
  • 4,000 $1.3500
$1.3500 / $2.1800 Buy Now
STMicroelectronics 2 A switch step down switching regulator RoHS: Compliant Min Qty: 1 18572
  • 1 $2.1400
  • 10 $2.0400
  • 25 $1.9400
  • 100 $1.7400
  • 250 $1.6900
  • 500 $1.5400
$1.5400 / $2.1400 Buy Now
Future Electronics L5973AD Series 2 A Switch Step Down Monolithic Power Switching Regulator-HSOP-8 RoHS: Compliant pbFree: Yes Min Qty: 1 Package Multiple: 1 Container: Tube 1329
Tube
  • 1 $1.6900
  • 30 $1.6500
  • 100 $1.6000
  • 250 $1.5700
  • 750 $1.4900
$1.4900 / $1.6900 Buy Now
Future Electronics L5973AD Series 2 A Switch Step Down Monolithic Power Switching Regulator-HSOP-8 RoHS: Compliant pbFree: Yes Min Qty: 100 Package Multiple: 100 Container: Tube 300
Tube
  • 100 $1.4700
  • 300 $1.4300
  • 500 $1.4200
  • 2,000 $1.3700
  • 3,000 $1.3500
$1.3500 / $1.4700 Buy Now
Bristol Electronics   25
RFQ
DISTI # L5973AD
Avnet Americas Conv DC-DC Single Step Down 4V to 36V 8-Pin HSOP EP Tube - Rail/Tube (Alt: L5973AD) RoHS: Compliant Min Qty: 2000 Package Multiple: 2000 Lead time: 18 Weeks, 0 Days Container: Tube 0
  • 2,000 $1.6046
  • 4,000 $1.5715
  • 8,000 $1.5384
$1.5384 / $1.6046 Buy Now
DISTI # L5973AD
TME IC: driver, DC/DC converter, 1.235÷35VDC, 2A, HSOP8, Topology: buck Min Qty: 1 4367
  • 1 $2.5500
  • 5 $2.3000
  • 10 $2.1400
  • 25 $2.0600
  • 100 $1.9900
  • 250 $1.9100
  • 500 $1.8400
  • 1,000 $1.8100
$1.8100 / $2.5500 Buy Now
DISTI # L5973AD
Avnet Americas Conv DC-DC Single Step Down 4V to 36V 8-Pin HSOP EP Tube - Rail/Tube (Alt: L5973AD) RoHS: Compliant Min Qty: 2000 Package Multiple: 2000 Lead time: 18 Weeks, 0 Days Container: Tube 0
  • 2,000 $1.6046
  • 4,000 $1.5715
  • 8,000 $1.5384
$1.5384 / $1.6046 Buy Now
DISTI # L5973AD
Avnet Silica Conv DC-DC Single Step Down 4V to 36V 8-Pin HSOP EP Tube (Alt: L5973AD) RoHS: Compliant Min Qty: 100 Package Multiple: 100 Lead time: 2 Weeks, 3 Days Silica - 36600
Buy Now
DISTI # L5973AD
EBV Elektronik Conv DC-DC Single Step Down 4V to 36V 8-Pin HSOP EP Tube (Alt: L5973AD) RoHS: Compliant Min Qty: 100 Package Multiple: 100 Lead time: 2 Weeks, 5 Days EBV - 400
Buy Now
DISTI # 1077143
element14 Asia-Pacific IC, BUCK REG, SMD, 5973, HSOP8 RoHS: Compliant Min Qty: 1 Container: Each 20381
  • 1 $2.2533
  • 10 $2.1138
  • 25 $2.0111
  • 50 $1.9230
  • 100 $1.8349
  • 250 $1.7542
  • 500 $1.6221
  • 1,000 $1.5487
$1.5487 / $2.2533 Buy Now
DISTI # 1077143RL
element14 Asia-Pacific IC, BUCK REG, SMD, 5973, HSOP8 RoHS: Compliant Min Qty: 100 Container: Reel 20381
  • 100 $1.8349
  • 250 $1.7542
  • 500 $1.6221
  • 1,000 $1.5487
$1.5487 / $1.8349 Buy Now
DISTI # 1077143RL
Farnell IC, BUCK REG, SMD, 5973, HSOP8 RoHS: Compliant Min Qty: 100 Lead time: 27 Weeks, 1 Days Container: Reel 20381
  • 100 $1.9071
  • 250 $1.8447
  • 500 $1.7076
  • 1,000 $1.6827
$1.6827 / $1.9071 Buy Now
DISTI # 1077143
Farnell IC, BUCK REG, SMD, 5973, HSOP8 RoHS: Compliant Min Qty: 1 Lead time: 27 Weeks, 1 Days Container: Each 20381
  • 1 $2.6549
  • 10 $2.1937
  • 25 $2.0940
  • 50 $2.0068
  • 100 $1.9071
  • 250 $1.8447
  • 500 $1.7076
  • 1,000 $1.6827
$1.6827 / $2.6549 Buy Now
Win Source Electronics Conv DC-DC 4V to 36V Synchronous Step Down Single-Out 1.235V to 35V 8-Pin HSOP EP Tube / IC REG BUCK ADJ 2A 8SOIC 59150
  • 16 $3.1680
  • 39 $2.6000
  • 60 $2.5190
  • 83 $2.4370
  • 107 $2.3560
  • 143 $2.1120
$2.1120 / $3.1680 Buy Now

Part Details for L5973AD

L5973AD CAD Models

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L5973AD Part Data Attributes

Parametric Data
L5973AD STMicroelectronics
Buy Now Datasheet
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L5973AD STMicroelectronics 2 A switch step down switching regulator
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer STMICROELECTRONICS
Part Package Code SOIC
Package Description EXPOSED PAD, HSOP-8
Pin Count 8
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Factory Lead Time 18 Weeks
Samacsys Manufacturer STMicroelectronics
Analog IC - Other Type SWITCHING REGULATOR
Control Mode VOLTAGE-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 36 V
Input Voltage-Min 4.4 V
Input Voltage-Nom 12 V
JESD-30 Code R-PDSO-G8
JESD-609 Code e3
Length 4.9 mm
Moisture Sensitivity Level 3
Number of Functions 1
Number of Terminals 8
Output Current-Max 2.3 A
Package Body Material PLASTIC/EPOXY
Package Code HSOP
Package Equivalence Code SOP8,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE, HEAT SINK/SLUG
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 1.75 mm
Surface Mount YES
Switcher Configuration BUCK
Technology MOS
Terminal Finish Matte Tin (Sn)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 3.9 mm

Alternate Parts for L5973AD

This table gives cross-reference parts and alternative options found for L5973AD. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of L5973AD, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
LM2597HVMX-ADJ/NOPB SIMPLE SWITCHER Power Converter 150 kHz 0.5A Step-Down Voltage Regulator, with Features 8-SOIC -40 to 125 Texas Instruments L5973AD vs LM2597HVMX-ADJ/NOPB
MC34063P1 1.5A SWITCHING REGULATOR, 100kHz SWITCHING FREQ-MAX, PDIP8, PLASTIC, DIP-8 Motorola Mobility LLC L5973AD vs MC34063P1
MC33063AVPG Buck / Boost / Inverting Converter, Switching Regulator, 1.5 A, 8 LEAD PDIP, 50-TUBE onsemi L5973AD vs MC33063AVPG
IP33063J 1.5A SWITCHING REGULATOR, 100kHz SWITCHING FREQ-MAX, CDIP8, CERDIP-8 TT Electronics Power and Hybrid / Semelab Limited L5973AD vs IP33063J
CS51033YD8G Hysteretic PFET Buck Controller TA= -40°C to 85°C, SOIC-8 Narrow Body, 98-TUBE, Automotive Qualified onsemi L5973AD vs CS51033YD8G
CS51414ED8 Switching Regulator, Current/voltage-mode, 4A, 594kHz Switching Freq-Max, PDSO8, 0.150 INCH, SO-8 Cherry Semiconductor Corporation L5973AD vs CS51414ED8
L6902D Up to 1 A switching regulator with adjustable current limit STMicroelectronics L5973AD vs L6902D
IP34063JE1 1.5A SWITCHING REGULATOR, 100kHz SWITCHING FREQ-MAX, CDIP8, CERDIP-8 TT Electronics Power and Hybrid / Semelab Limited L5973AD vs IP34063JE1
MC33063APE4 1.5-A boost, buck, inverting switching regulator, operation from -40°C to 85°C 8-PDIP -40 to 85 Texas Instruments L5973AD vs MC33063APE4
NJM2360M Switching Regulator, Current-mode, 1.5A, 100kHz Switching Freq-Max, BIPolar, PDSO8, DMP-8 New Japan Radio Co Ltd L5973AD vs NJM2360M

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