STMicroelectronics ST1S31D-R
Obsolete
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Inventory History
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CAD Models
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Alternate Parts
0 parts available
Datasheets & Documents
Download datasheets and manufacturer documentation for STMicroelectronics ST1S31D-R.
CAD Models
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Supply Chain
Country of OriginMainland China
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.39.00.60
Introduction Date2012-04-16
Lifecycle StatusObsolete (Last Updated: 2 weeks ago)
Related Parts
onsemiNCP1217D65R2
Switching Controller, Current-mode, 0.5A, 71.5kHz Switching Freq-Max, CMOS, PDSO8
Descriptions
Descriptions of STMicroelectronics ST1S31D-R provided by its distributors.
ST1S31D-R Step-Down Switching Regulator 3A Adjustable, Minimum of 0.8V,8-Pin SOIC
3 A DC step-down switching regulator
Conv DC-DC 2.8V to 5.5V Synchronous Step Down Single-Out 0.8V to 5.5V 3A 8-Pin SO N T/R
Voltage Regulators - Switching Regulators 3A DC SD switch reg 1.5MHz ST1S31
Switching Regulator, Current-mode, 1900kHz Switching Freq-Max, PDSO8
Dc-Dc Switching Buck Step Down Regulator, Adjustable, 2.8V-5.5Vin, 800Mv-5.5Vout, 3Aout,soic-8 Rohs Compliant: Yes
DC/DC CONV, SYNC BUCK, 1.5MHZ, SOIC-8; Topology: Synchronous Buck (Step Down); Input Voltage Min: 2.8V; Input Voltage Max: 5.5V; No. of Outputs: 1Outputs; DC / DC Converter IC Case: SOIC; No. of Pins: 8Pins; Output Current: 3A;
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
Inventory history trend unavailable
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
0 parts available
Technical Specifications
Physical
Case/PackageSOP
MountSurface Mount
Number of Pins8
Number of Terminals8
Technical
Max Input Voltage5.5 V
Max Operating Temperature125 °C
Max Output Current3 A
Max Output Voltage5.5 V
Max Switching Frequency1.9 MHz
Min Input Voltage2.8 V
Min Operating Temperature-40 °C
Min Output Voltage800 mV
Nominal Input Voltage5 V
Number of Circuits1
Number of Outputs1
Output ConfigurationPositive
Output Current3 A
Output TypeAdjustable
Output Voltage5.5 V
Schedule B8542390000
Switching Frequency1.5 MHz
Synchronous RectifierYes
Temperature GradeAutomotive
TopologyBuck
Dimensions
Height1.25 mm
Height - Seated (Max)1.75 mm
Length4.9 mm
Terminal Pitch1.27 mm
Width3.9 mm
Datasheets & Documents
Download datasheets and manufacturer documentation for STMicroelectronics ST1S31D-R.
Compliance
Environmental Classification
China RoHSCompliant
Lead FreeLead Free
Radiation HardeningNo
REACH SVHCUnaffected
RoHSCompliant