STMicroelectronics AST1S31HF
$ 2.284
Production
Inventory History
3 month trend: +0.00%
CAD Models
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Alternate Parts
0 parts available
Datasheets & Documents
Download datasheets and manufacturer documentation for STMicroelectronics AST1S31HF.
CAD Models
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Supply Chain
Country of OriginMalaysia
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.39.00.60
Introduction Date2014-09-30
Lifecycle StatusProduction (Last Updated: 9 months ago)
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Descriptions
Descriptions of STMicroelectronics AST1S31HF provided by its distributors.
Up to 4 V, 3 A step-down 2.3 MHz switching regulator for automotive applications
IC REG BUCK ADJ 3A 8VFDFPN / Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 3A 8-VDFN Exposed Pad
Switching Regulator, Current-mode, 3A, 2500kHz Switching Freq-Max, PDSO8
AST1S31 Tape & Reel (TR) ACTIVE (Last Updated: 8months ago) Active DC to DC switching regulator 4V 3A 2.3MHz -40C~150C TJ
Manufacturer Aliases
STMicroelectronics has several brands around the world that distributors may use as alternate names. STMicroelectronics may also be known as the following names:
- ST MICRO
- STM
- SGS
- SGS THOMSON
- INMOS
- STMICROE
- STMICROEL
- STMICR
- ST MIC
- ST MICROELECTRONIC
- SGS THOMPSON
- SESCOSEM
- STMICROELECT
- ST8
- STMICROELECTRON
- WAFERSCALE
- SGS-ATES
- ST MICROELECTRONICS SEMI
- ST/SGS
- ST MICROELECTRO
- SGST
- THOMS
- STMICROELE
- WAFERSCALE INTEGRATION INC
- SGS-Thomson Microelectronics
- ST Microeletronics
Inventory History
3 month trend: +0.00%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
0 parts available
Technical Specifications
Physical
MountSurface Mount
Number of Terminals8
Technical
Max Input Voltage4 V
Max Operating Temperature125 °C
Max Output Current3 A
Max Output Voltage4 V
Max Supply Current6 A
Max Switching Frequency2.5 MHz
Min Input Voltage2.8 V
Min Operating Temperature-40 °C
Min Output Voltage800 mV
Number of Channels1
Number of Circuits1
Number of Outputs1
Output ConfigurationPositive
Output Current3 A
Output TypeAdjustable
PackagingTape and Reel
Quiescent Current630 µA
Schedule B8542390000
Switching Frequency2.3 MHz
Synchronous RectifierYes
TopologyBuck
Dimensions
Height - Seated (Max)1 mm
Length3 mm
Terminal Pitch650 µm
Width3 mm
Datasheets & Documents
Download datasheets and manufacturer documentation for STMicroelectronics AST1S31HF.
Compliance
Environmental Classification
China RoHSCompliant
RatingsAEC-Q100
REACH SVHCUnaffected
RoHSCompliant