Print Page
L7981TR
DC-DC Switching Buck (Step Down) Regulator, Adjustable, 1MHz, 4.5V-28Vin, 0.6V-28V/3A out, VFQFPN-8
Image is for illustrative purposes only. Please refer to product description.
ManufacturerSTMICROELECTRONICS
Manufacturer Part NoL7981TRCopy
Manufacturer Standard Lead Time18 weeks
Newark Part No.
Re-Reel45AC7277RL
Cut Tape45AC7277
Your Part Number
5,279 In Stock
Need more?
Delivery in 4-6 Business Days(UK stock)
Order before 8pm EST standard shipping
Packaging Options
| Packaging Type | Quantity | Unit Price: | Total |
|---|---|---|---|
| Cut Tape | 1 | $3.110 | $3.11 |
| Total Price | $3.11 | ||
Cut Tape & Re-Reel
| Quantity | Price |
|---|---|
| 1+ | $3.110 |
| 50+ | $2.300 |
| 100+ | $2.120 |
| 250+ | $2.040 |
| 500+ | $2.000 |
| 1000+ | $1.960 |
| 2500+ | $1.920 |
| 5000+ | $1.880 |
Line Note
Added to your Order Confirmation, Invoice, and Dispatch note for this order only.
Product Information
ManufacturerSTMICROELECTRONICS
Manufacturer Part NoL7981TRCopy
Manufacturer Standard Lead Time18 weeks
Newark Part No.
Re-Reel45AC7277RL
Cut Tape45AC7277
Technical Datasheet
Output TypeAdjustable
Regulator Output TypeAdjustable
No. of Outputs1Outputs
TopologyBuck (Step Down)
Input Voltage Min4.5V
Input Voltage Max28V
Max Output Current3A
Output Current3A
IC Case / PackageVFQFPN
No. of Pins8Pins
IC MountingSurface Mount
Output Voltage - Nom-
Output Voltage Min600mV
Output Voltage Max28V
Switching Frequency Typ250kHz
Efficiency-
Operating Temperature Min-40°C
Operating Temperature Max150°C
Product Range-
Qualification-
SVHCNo SVHC (25-Jun-2025)
DC / DC Converter IC CaseVFQFPN
Automotive Qualification Standard-
Switching Frequency1MHz
Technical Specifications
Output Type
Adjustable
No. of Outputs
1Outputs
Input Voltage Min
4.5V
Max Output Current
3A
IC Case / Package
VFQFPN
IC Mounting
Surface Mount
Output Voltage Min
600mV
Switching Frequency Typ
250kHz
Operating Temperature Min
-40°C
Product Range
-
MSL
MSL 3 - 168 hours
DC / DC Converter IC Case
VFQFPN
Switching Frequency
1MHz
Regulator Output Type
Adjustable
Topology
Buck (Step Down)
Input Voltage Max
28V
Output Current
3A
No. of Pins
8Pins
Output Voltage - Nom
-
Output Voltage Max
28V
Efficiency
-
Operating Temperature Max
150°C
Qualification
-
SVHC
No SVHC (25-Jun-2025)
Automotive Qualification Standard
-
Technical Docs (2)
Legislation and Environmental
US ECCN:EAR99
EU ECCN:Unknown
RoHS Compliant:Yes
RoHS
RoHS Phthalates Compliant:Yes
RoHS
SVHC:No SVHC (25-Jun-2025)
Download Product Compliance Certificate
Product Compliance Certificate