Picture Mfr Part # QUANTITY Inventory MANUFACTURE Description Package Series Part Status Packaging Operating Temperature Mounting Type Package / Case Voltage - Input (Max) Output Type Supplier Device Package Function Current - Output Frequency - Switching Topology Output Configuration Number of Outputs Voltage - Output (Min/Fixed) Voltage - Output (Max) Synchronous Rectifier Voltage - Input (Min)
GLOBAL STOCKS
L7981TR
RFQ
VIEW
RFQ
933
In-stock
STMicroelectronics IC REG BUCK ADJ 3A 8VFQFPN - Discontinued at Digi-Key Cut Tape (CT) -40°C ~ 150°C (TJ) Surface Mount 8-VFDFN Exposed Pad 28V Adjustable 8-VFQFPN (3x3) Step-Down 3A 250kHz ~ 1MHz Buck Positive 1 0.6V 28V No 4.5V
L5987TR
RFQ
VIEW
RFQ
1,151
In-stock
STMicroelectronics IC REG BUCK ADJ 3A 8VFQFPN - Active Cut Tape (CT) -40°C ~ 150°C (TJ) Surface Mount 8-VFDFN Exposed Pad 18V Adjustable 8-VFQFPN (3x3) Step-Down 3A 250kHz ~ 1MHz Buck Positive 1 0.6V 18V No 2.9V
ST1S30IPUR
RFQ
VIEW
RFQ
1,917
In-stock
STMicroelectronics IC REG BUCK ADJ 3A SYNC 8DFN - Discontinued at Digi-Key Cut Tape (CT) -40°C ~ 150°C (TJ) Surface Mount 8-VDFN Exposed Pad 5.5V Adjustable 8-DFN (4x4) Step-Down 3A 1.5MHz Buck Positive 1 0.8V 4.79V Yes 2.7V
ST1S31D-R
RFQ
VIEW
RFQ
3,730
In-stock
STMicroelectronics IC REG BUCK ADJ 3A SYNC 8SO - Discontinued at Digi-Key Cut Tape (CT) -40°C ~ 150°C (TJ) Surface Mount 8-SOIC (0.154", 3.90mm Width) 5.5V Adjustable 8-SO Step-Down 3A 1.5MHz Buck Positive 1 0.8V 5.5V Yes 2.8V
A7986ATR
RFQ
VIEW
RFQ
1,312
In-stock
STMicroelectronics IC REG BUCK ADJ 3A 8HSOP - Active Cut Tape (CT) -40°C ~ 150°C (TJ) Surface Mount 8-SOIC (0.154", 3.90mm Width) Exposed Pad 38V Adjustable 8-HSOP-EP Step-Down 3A 250kHz Buck Positive 1 0.6V 38V No 4.5V
ST1S31PUR
RFQ
VIEW
RFQ
994
In-stock
STMicroelectronics IC REG BUCK ADJ 3A SYNC 8VFDFPN - Active Cut Tape (CT) -40°C ~ 150°C (TJ) Surface Mount 8-VDFN Exposed Pad 5.5V Adjustable 8-VFDFPN (3x3) Step-Down 3A 1.5MHz Buck Positive 1 0.8V 5.5V Yes 2.8V
ST1S40IDR
RFQ
VIEW
RFQ
3,565
In-stock
STMicroelectronics IC REG BUCK ADJ 3A SYNC 8-SOIC - Active Cut Tape (CT) -40°C ~ 150°C (TJ) Surface Mount 8-SOIC (0.154", 3.90mm Width) 18V Adjustable 8-SO Step-Down 3A 850kHz Buck Positive 1 0.8V 18V Yes 4V
L7986TR
RFQ
VIEW
RFQ
3,382
In-stock
STMicroelectronics IC REG BUCK ADJ 3A 10VDFPN - Active Cut Tape (CT) -40°C ~ 150°C (TJ) Surface Mount 10-VFDFN Exposed Pad 38V Adjustable - Step-Down 3A 250kHz ~ 1MHz Buck Positive 1 0.6V 38V No 4.5V
ST1S40IPHR
RFQ
VIEW
RFQ
3,391
In-stock
STMicroelectronics IC REG BUCK ADJ 3A SYNC 8-HSOP - Active Cut Tape (CT) -40°C ~ 150°C (TJ) Surface Mount 8-SOIC (0.154", 3.90mm Width) Exposed Pad 18V Adjustable 8-HSOP Step-Down 3A 850kHz Buck Positive 1 0.8V 18V Yes 4V
A5975DTR
RFQ
VIEW
RFQ
1,456
In-stock
STMicroelectronics IC REG BUCK ADJ 3A 8SOIC Automotive, AEC-Q100 Active Cut Tape (CT) -40°C ~ 150°C (TJ) Surface Mount 8-SOIC (0.154", 3.90mm Width) Exposed Pad 36V Adjustable 8-HSOP-EP Step-Down 3A 250kHz Buck Positive 1 1.235V 35V No 4V
AST1S31HF
RFQ
VIEW
RFQ
1,788
In-stock
STMicroelectronics IC REG BUCK ADJ 3A SYNC Automotive, AEC-Q100 Active Cut Tape (CT) -40°C ~ 150°C (TJ) Surface Mount 8-VDFN Exposed Pad 4V Adjustable 8-VFDFPN (3x3) Step-Down 3A 2.3MHz Buck Positive 1 0.8V 4V Yes 2.8V
ST1S40IPUR
RFQ
VIEW
RFQ
3,023
In-stock
STMicroelectronics IC REG BUCK ADJ 3A SYNC 8-VQFN - Active Cut Tape (CT) -40°C ~ 150°C (TJ) Surface Mount 8-VDFN Exposed Pad 18V Adjustable 8-VFQFPN (4x4) Step-Down 3A 850kHz Buck Positive 1 0.8V 18V Yes 4V
L7986ATR
RFQ
VIEW
RFQ
2,759
In-stock
STMicroelectronics IC REG BUCK ADJ 3A 8-HSOP - Active Cut Tape (CT) -40°C ~ 150°C (TJ) Surface Mount 8-SOIC (0.154", 3.90mm Width) Exposed Pad 38V Adjustable 8-HSOP Step-Down 3A 250kHz ~ 1MHz Buck Positive 1 0.6V 38V No 4.5V
L7981ATR
RFQ
VIEW
RFQ
2,189
In-stock
STMicroelectronics IC REG BUCK ADJ 3A 8HSOP - Active Cut Tape (CT) -40°C ~ 150°C (TJ) Surface Mount 8-SOIC (0.154", 3.90mm Width) Exposed Pad 28V Adjustable 8-HSOP Step-Down 3A 250kHz ~ 1MHz Buck Positive 1 0.6V 28V No 4.5V
L5987ATR
RFQ
VIEW
RFQ
2,530
In-stock
STMicroelectronics IC REG BUCK ADJ 3A 8HSOP - Active Cut Tape (CT) -40°C ~ 150°C (TJ) Surface Mount 8-SOIC (0.154", 3.90mm Width) Exposed Pad 18V Adjustable 8-HSOP-EP Step-Down 3A 250kHz ~ 1MHz Buck Positive 1 0.6V 18V No 2.9V