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STMICROELECTRONICS STEVAL-L7983V33
Development Boards, Kits, Programmers

STEVAL-L7983V33

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STMicroelectronics

3.3 V/0.3 A STEP DOWN DC/DC CONVERTER (VIN = 3.5 V TO 60 V) BASED ON THE L7983PU33R

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STMICROELECTRONICS STEVAL-L7983V33
Development Boards, Kits, Programmers

STEVAL-L7983V33

Active
STMicroelectronics

3.3 V/0.3 A STEP DOWN DC/DC CONVERTER (VIN = 3.5 V TO 60 V) BASED ON THE L7983PU33R

Technical Specifications

Parameters and characteristics for this part

SpecificationSTEVAL-L7983V33
ContentsBoard(s)
Current - Output300 mA
Frequency - Switching1 MHz
Main PurposeDC/DC, Step Down
Outputs and Type1 Non-Isolated Output
Regulator TopologyBuck
Utilized IC / PartL7983PU33R
Voltage - Input [Max]60 V
Voltage - Input [Min]3.5 V
Voltage - Output3.3 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyN/A 3$ 19.74
NewarkEach 1$ 20.74

Description

General part information

STEVAL-L7983V33 Series

The STEVAL-L7983V33 product evaluation board is a step-down switching power supply based on the L7983PU33R regulator in a DFN10 3x3 mm package with fixed 3.3 V output voltage. The programmed switching frequency is 1 MHz and it can be adjusted by applying an external clock on LNM/LCM pin or by changing the frequency programming resistor.

The L7983 device is a step-down monolithic switching regulator able to deliver up to 300 mA DC based on peak current mode architecture. The wide input voltage range and adjustable UVLO threshold meet the specification for the 12 V, 24 V and 48 V industrial bus standards.

L7983 supports dynamic Low Consumption Mode (LCM) to Low Noise Mode (LNM) transition.