IRS20957SPBF

Protected Digital Audio Driver with Floating PWM input in a 16-Lead SOIC Narrow Package

ParametricIRS20957SPBF
Output Current (Source)1000.0mA
Output Current (Sink)1200.0mA
Package16-lead SOIC Narrow
TechnologyHVIC
TypeHalf-Bridge Driver
VCC  min  max10.0V  15.0V
Channels1.0
Supply Voltage200.0V
Sales Product NameIRS20957SPBF
OPNIRS20957SPBF
Product Statusdiscontinued
Package NameSOIC 16N
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size45
Packing TypeTUBE
Moisture Level2
OPNIRS20957STRPBF
Product Statusactive and preferred
Package NameSOIC 16N
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size2500
Packing TypeTAPE & REEL
Moisture Level2
Benefits:
  • Floating PWM input enables easy half bridge implementation
  • Programmable bidirectional over-current protection with self-reset function
  • Programmable preset dead-time for improved THD performances
  • High noise immunity
  • + - 100V ratings deliver up to 500W in output power
  • 3.3 V/ 5 V logic compatible input
  • Operates up to 800kHz
Target Applications:
  • Class D Audio
Diagrams
Data Sheet
TitleSizeDateVersion
Data Sheet - IRS20957SPBF,EN298 KB09 Nov 2008
Application Notes
TitleSizeDateVersion
IRS20957S Functional DescriptionEN336 KB09 Nov 2008
Product Selection Guide
TitleSizeDateVersion
NEW! Power Management Selection Guide 2016EN4.7 MB22 Feb 201600_00
Evaluation Boards
BoardFamilyDescriptionStatus
IRAUDAMP4A120 W x 2 channels, (THD=1%, 1kHZ). 0.004% THD+N distortion @ 60W, 4 Ohms. Residual noise 52 µV, IHF-A weighted, AES-17 filter. 96% efficiency @ 120W, 4 Ohms, Single Channel Driven, Class-D Stage. OCP, OVP, UVP, DC protection and OTP. Self-oscillating half-bridge topology with optional clock synchronization. Featuring IRS20957S Gate Driver and IRF6645 DirectFET MOSFETs.IRS20957SPBFactive and preferred
IRAUDAMP6250 W x 2 channels (8 Ohms load THD=1%, 1kHZ). 0.005% THD+N distortion @ 125W, 8 Ohms. Residual noise 90 µV, IHF-A weighted, AES-17 filter. 96% efficiency @ 250W, 8 Ohms, Single Channel Driven, Class-D Stage. OCP, OVP, UVP, DC protection and OTP. Self-oscillating half-bridge topology with optional clock synchronization. Featuring IRS20957S Gate Driver and IRF6785 DirectFET MOSFETs.IRS20957SPBFactive and preferred
EN IRS20957SPBF
EN IRS20957SPBF
EN IDV20E65D1