Datasheets
A7987TR by: STMicroelectronics

Switching Regulator, Voltage-mode, 4.4A, 1650kHz Switching Freq-Max, PDSO16

Part Details for A7987TR by STMicroelectronics

Results Overview of A7987TR 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.

A7987TR Information

A7987TR by STMicroelectronics is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for A7987TR

Part # Distributor Description Stock Price Buy
DISTI # 38AH7555
Newark Buck Regulators Rohs Compliant: Yes |Stmicroelectronics A7987TR RoHS: Compliant Min Qty: 2500 Package Multiple: 1 Date Code: 0 Container: Tape & Reel 15000
  • 1 $2.5400
$2.5400 Buy Now
DISTI # 497-19100-1-ND
DigiKey 61 V 3A ASYNCHRONOUS STEP-DOWN S Min Qty: 1 Lead time: 16 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) 9060
In Stock
  • 1 $4.8500
  • 10 $3.6890
  • 25 $3.3996
  • 100 $3.0813
  • 250 $2.9295
  • 500 $2.8380
  • 1,000 $2.7628
  • 2,500 $2.4722
$2.4722 / $4.8500 Buy Now
DISTI # A7987TR
Avnet Americas Conv DC to DC Single Step Down 4.5V to 61V 16-Pin HTSSOP T/R - Tape and Reel (Alt: A7987TR) COO: Philippines (the) RoHS: Not Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 16 Weeks, 0 Days Container: Tape & Reel 15000
  • 2,500 $2.5319
  • 5,000 $2.4822
  • 10,000 $2.4470
  • 20,000 $2.4128
  • 40,000 $2.3736
$2.3736 / $2.5319 Buy Now
DISTI # 511-A7987TR
Mouser Electronics Switching Voltage Regulators 61 V 3A asynchronous step-down switching regulator with adjustable current limit RoHS: Compliant 4561
  • 1 $4.8500
  • 10 $3.6900
  • 25 $3.4000
  • 100 $3.0800
  • 250 $2.9300
  • 500 $2.8400
  • 1,000 $2.6900
  • 2,500 $2.4000
$2.4000 / $4.8500 Buy Now
DISTI # V36:1790_23349475
Arrow Electronics Conv DC-DC 4.5V to 61V Synchronous Step Down Single-Out 0.8V to 61V 3A Automotive AEC-Q100 16-Pin HTSSOP EP T/R COO: Philippines RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 16 Weeks Date Code: 2315 Americas - 15000
  • 2,500 $2.2700
$2.2700 Buy Now
DISTI # E02:0323_13697234
Arrow Electronics Conv DC-DC 4.5V to 61V Synchronous Step Down Single-Out 0.8V to 61V 3A Automotive AEC-Q100 16-Pin HTSSOP EP T/R COO: Philippines RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 16 Weeks Date Code: 2503 Europe - 2500
  • 2,500 $2.4146
$2.4146 Buy Now
STMicroelectronics 61 V 3A asynchronous step-down switching regulator with adjustable current limitation for automotive COO: Italy RoHS: Compliant Min Qty: 1 4561
  • 1 $4.7500
  • 10 $3.6200
  • 25 $3.3300
  • 100 $3.0200
  • 250 $2.8700
  • 500 $2.7800
$2.7800 / $4.7500 Buy Now
Future Electronics 61 V 3A Asynchronous Step-Down Switching Regulator with AdjustableCurrent RoHS: Compliant pbFree: Yes Min Qty: 2500 Package Multiple: 2500 Lead time: 20 Weeks Container: Reel 0
Reel
  • 2,500 $2.3200
$2.3200 Buy Now
DISTI # 67585500
Verical Conv DC-DC 4.5V to 61V Synchronous Step Down Single-Out 0.8V to 61V 3A Automotive AEC-Q100 16-Pin HTSSOP EP T/R RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Date Code: 2315 Americas - 15000
  • 2,500 $2.2700
$2.2700 Buy Now
DISTI # 87768965
Verical Conv DC-DC 4.5V to 61V Synchronous Step Down Single-Out 0.8V to 61V 3A Automotive AEC-Q100 16-Pin HTSSOP EP T/R RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Date Code: 2503 Americas - 2500
  • 2,500 $2.3916
$2.3916 Buy Now
DISTI # V36:1790_23349475
Arrow Electronics Conv DC-DC 4.5V to 61V Synchronous Step Down Single-Out 0.8V to 61V 3A Automotive AEC-Q100 16-Pin HTSSOP EP T/R COO: Philippines RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 16 Weeks Date Code: 2315 Americas - 15000
  • 2,500 $2.2700
$2.2700 Buy Now
DISTI # E02:0323_13697234
Arrow Electronics Conv DC-DC 4.5V to 61V Synchronous Step Down Single-Out 0.8V to 61V 3A Automotive AEC-Q100 16-Pin HTSSOP EP T/R COO: Philippines RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 16 Weeks Date Code: 2503 Europe - 2500
  • 2,500 $2.4146
$2.4146 Buy Now
DISTI # 67585500
Verical Conv DC-DC 4.5V to 61V Synchronous Step Down Single-Out 0.8V to 61V 3A Automotive AEC-Q100 16-Pin HTSSOP EP T/R COO: Philippines RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Date Code: 2315 Americas - 15000
  • 2,500 $2.2700
$2.2700 Buy Now
DISTI # 87768965
Verical Conv DC-DC 4.5V to 61V Synchronous Step Down Single-Out 0.8V to 61V 3A Automotive AEC-Q100 16-Pin HTSSOP EP T/R COO: Philippines RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Date Code: 2503 Americas - 2500
  • 2,500 $2.3916
$2.3916 Buy Now
DISTI # V36:1790_23349475
Arrow Electronics Conv DC-DC 4.5V to 61V Synchronous Step Down Single-Out 0.8V to 61V 3A Automotive AEC-Q100 16-Pin HTSSOP EP T/R COO: Philippines RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 16 Weeks Date Code: 2315 Americas - 15000
  • 2,500 $2.2700
$2.2700 Buy Now
DISTI # E02:0323_13697234
Arrow Electronics Conv DC-DC 4.5V to 61V Synchronous Step Down Single-Out 0.8V to 61V 3A Automotive AEC-Q100 16-Pin HTSSOP EP T/R COO: Philippines RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 16 Weeks Date Code: 2503 Europe - 2500
  • 2,500 $2.4146
$2.4146 Buy Now
DISTI # 67585500
Verical Conv DC-DC 4.5V to 61V Synchronous Step Down Single-Out 0.8V to 61V 3A Automotive AEC-Q100 16-Pin HTSSOP EP T/R COO: Philippines RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Date Code: 2315 Americas - 15000
  • 2,500 $2.2700
$2.2700 Buy Now
DISTI # 87768965
Verical Conv DC-DC 4.5V to 61V Synchronous Step Down Single-Out 0.8V to 61V 3A Automotive AEC-Q100 16-Pin HTSSOP EP T/R COO: Philippines RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Date Code: 2503 Americas - 2500
  • 2,500 $2.3916
$2.3916 Buy Now
DISTI # A7987TR
Avnet Silica Conv DC to DC Single Step Down 45V to 61V 16Pin HTSSOP TR (Alt: A7987TR) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 17 Weeks, 0 Days Silica - 5000
Buy Now
DISTI # A7987TR
EBV Elektronik Conv DC to DC Single Step Down 45V to 61V 16Pin HTSSOP TR (Alt: A7987TR) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 17 Weeks, 0 Days EBV - 0
Buy Now
Win Source Electronics 61 V 3A ASYNCHRONOUS STEP-DOWN S / Buck-Boost Regulator Positive Output Step-Down DC-DC Controller IC 16-HTSSOP 10000
  • 9 $6.1221
  • 20 $5.0233
  • 31 $4.8663
  • 43 $4.7094
  • 55 $4.5524
  • 74 $4.0814
$4.0814 / $6.1221 Buy Now

US Tariff Estimator: A7987TR by STMicroelectronics

Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.

A7987TR
STMicroelectronics
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Part Details for A7987TR

A7987TR CAD Models

A7987TR Part Data Attributes

A7987TR STMicroelectronics
Buy Now Datasheet
Compare Parts:
A7987TR STMicroelectronics Switching Regulator, Voltage-mode, 4.4A, 1650kHz Switching Freq-Max, PDSO16
Rohs Code Yes
Part Life Cycle Code Active
Package Description Htssop, Tssop16,.25
Reach Compliance Code Compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Factory Lead Time 20 Weeks
Analog IC - Other Type Switching Regulator
Control Mode Voltage-Mode
Control Technique Pulse Width Modulation
Input Voltage-Max 61 V
Input Voltage-Min 4.5 V
Input Voltage-Nom 24 V
JESD-30 Code R-PDSO-G16
Length 5 Mm
Number of Functions 1
Number of Terminals 16
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Current-Max 4.4 A
Output Voltage-Max 61 V
Output Voltage-Min 0.8 V
Package Body Material Plastic/Epoxy
Package Code HTSSOP
Package Equivalence Code TSSOP16,.25
Package Shape Rectangular
Package Style Small Outline, Heat Sink/Slug, Thin Profile, Shrink Pitch
Peak Reflow Temperature (Cel) Not Specified
Screening Level Aec-Q100
Seated Height-Max 1.2 Mm
Surface Mount Yes
Switcher Configuration Buck
Switching Frequency-Max 1650 Khz
Temperature Grade Automotive
Terminal Form Gull Wing
Terminal Pitch 0.65 Mm
Terminal Position Dual
Time@Peak Reflow Temperature-Max (s) Not Specified
Width 4.4 Mm

Alternate Parts for A7987TR

This table gives cross-reference parts and alternative options found for A7987TR. 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 A7987TR, 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 Manufacturer Composite Price Description Compare
A7987 STMicroelectronics Check for Price Switching Regulator, Voltage-mode, 4.4A, 1650kHz Switching Freq-Max, PDSO16 A7987TR vs A7987
equivalents icon

A7987TR Frequently Asked Questions (FAQ)

  • The A7987TR can operate within a temperature range of -40°C to 150°C.

  • The A7987TR requires a single 5V power supply, and it's recommended to use a decoupling capacitor (e.g., 100nF) close to the device to filter out noise and ensure stable operation.

  • The A7987TR has a maximum current rating of 2A, but it's recommended to keep the current below 1.5A for reliable operation.

  • The A7987TR can be configured for different motor types (e.g., stepper, DC, or brushless) by adjusting the internal registers and using the appropriate external components (e.g., resistors, capacitors). Refer to the application notes and STMicroelectronics' documentation for specific guidance.

  • The internal voltage regulator in the A7987TR generates a stable 3.3V supply for the internal logic and analog circuits, allowing the device to operate from a single 5V power supply.

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