LM466XBTTL, LM4670, LM4670ITL Selling Leads, Datasheet
MFG:NSC Package Cooled:BGA9 D/C:09+
LM466XBTTL, LM4670, LM4670ITL Datasheet download
Part Number: LM466XBTTL
MFG: NSC
Package Cooled: BGA9
D/C: 09+
LM466XBTTL, LM4670, LM4670ITL
- Table of contents:
Info of LM466XBTTL
Info of LM4670
Info of LM4670ITL
Attentive hint
Want to post a buying lead? If you are not a member yet, please select the specific/related part number first and then fill the quantity and your contact details in the "Request for Quotation Form" on the left, and then click "Send RFQ".Your buying lead can then be posted, and the reliable suppliers will quote via our online message system or other channels soon.
Top Sellers:
TOP
About LM40
PDF/DataSheet Download
Datasheet: LM40
File Size: 378376 KB
Manufacturer: NSC [National Semiconductor]
Download : Click here to Download
About LM4670
PDF/DataSheet Download
Datasheet: LM4670
File Size: 1220781 KB
Manufacturer: NATIONAL
Download : Click here to Download
About LM4670ITL
PDF/DataSheet Download
Datasheet: LM4670ITL
File Size: 1082735 KB
Manufacturer: NSC [National Semiconductor]
Download : Click here to Download
LM4670 General Description
The LM4670 is a fully integrated single-supplyhighefficiency switchingaudioamplifier.Itfeaturesaninnovativemodulator thateliminatestheLCoutputfilterusedwithtypicalswitching amplifiers.Eliminatingtheoutputfilterreducesexternalcom- ponentcount,simplifiescircuitdesign,andreducesboard area.TheLM4670processesanaloginputswithadelta-sigmamodulationtechniquethatlowersoutputnoiseand THDwhencomparedtoconventionalpulsewidthmodula-
tors. TheLM4670isdesignedtomeetthedemandsofmobile phonesandotherportablecommunicationdevices.Operat-ingonasingle5Vsupply,itiscapableofdrivinga4
Ω speakerloadatacontinuousaverageoutputof2.3Wwith lessthan1%THD+N.Itsflexiblepowersupplyrequirements allowoperationfrom2.4Vto5.5V.
TheLM4670hashighefficiencywithspeakerloadscom-paredtoatypicalClassABamplifier.Witha3.6Vsupply drivingan8Ω speaker,theIC'sefficiencyfora100mW
powerlevelis77%,reaching88%at600mWoutputpower.
TheLM4670featuresalow-powerconsumptionshutdown
mode.ShutdownmaybeenabledbydrivingtheShutdown
pintoalogiclow(GND).
ThegainoftheLM4670isexternallyconfigurablewhich
allowsindependentgaincontrolfrommultiplesourcesby
summingthesignals.
tors. TheLM4670isdesignedtomeetthedemandsofmobile phonesandotherportablecommunicationdevices.Operat-ingonasingle5Vsupply,itiscapableofdrivinga4
Ω speakerloadatacontinuousaverageoutputof2.3Wwith lessthan1%THD+N.Itsflexiblepowersupplyrequirements allowoperationfrom2.4Vto5.5V.
TheLM4670hashighefficiencywithspeakerloadscom-paredtoatypicalClassABamplifier.Witha3.6Vsupply drivingan8Ω speaker,theIC'sefficiencyfora100mW
powerlevelis77%,reaching88%at600mWoutputpower.
TheLM4670featuresalow-powerconsumptionshutdown
mode.ShutdownmaybeenabledbydrivingtheShutdown
pintoalogiclow(GND).
ThegainoftheLM4670isexternallyconfigurablewhich
allowsindependentgaincontrolfrommultiplesourcesby
summingthesignals.
LM4670 Maximum Ratings
Supply Voltage (Note1) 6.0V
Storage Temperature −65˚Cto+150˚C
Voltage at Any Input Pin VDD+0.3VVGND-0.3V
Power Dissipation (Note3) InternallyLimited
ESD Susceptibility (Note4) 2.0kV
ESDSusceptibility(Note5) 200V
Junction Temperature(TJMAX) 150˚C
Thermal Resistance
JA (micro SMD) 220˚C/W
JA(LLP) 64˚C/W
JC(LLP) TBD˚C/W
Soldering Information
See AN-1112" micro SMD Wafers Level Chip Scale Package."
Operating Ratings (Note1)(Note2)
Temperature Range
TMINTATMAX −40˚CTA85˚C
Supply Voltage 2.4VVDD5.5V
Storage Temperature −65˚Cto+150˚C
Voltage at Any Input Pin VDD+0.3VVGND-0.3V
Power Dissipation (Note3) InternallyLimited
ESD Susceptibility (Note4) 2.0kV
ESDSusceptibility(Note5) 200V
Junction Temperature(TJMAX) 150˚C
Thermal Resistance
JA (micro SMD) 220˚C/W
JA(LLP) 64˚C/W
JC(LLP) TBD˚C/W
Soldering Information
See AN-1112" micro SMD Wafers Level Chip Scale Package."
Operating Ratings (Note1)(Note2)
Temperature Range
TMINTATMAX −40˚CTA85˚C
Supply Voltage 2.4VVDD5.5V
LM4670 Features
No output filter required for inductive loads
Externally configurable gain
Very fast turn on time: 1.35ms (typ)
Minimum external components
"Click and pop"suppression circuitry
Micro-power shutdown mode
Short circuit protection
Available in space-saving microSMD and LLP packages
Externally configurable gain
Very fast turn on time: 1.35ms (typ)
Minimum external components
"Click and pop"suppression circuitry
Micro-power shutdown mode
Short circuit protection
Available in space-saving microSMD and LLP packages
LM4670 Typical Application
Mobile phones
PDAs
Portable electronic devices
PDAs
Portable electronic devices
LM4670 Connection Diagram
MT58L64L18CT-10
Price: 4-6 USD
MT58L64L18CT-10 TQFP100
DL-7140-211M
Price: 5-6.5 USD
DL-7140-211M laser tube
74LVC74APG
Price: 4-5 USD
74LVC74APG - IC FLIP FLOP D-Type POS-EDG DUAL 14TSSOP
CY28346ZI-2
Price: 6.5-8 USD
CYPRESS - Clock Synthesizer with Differential CPU Outputs
PI5V330QEX
Price: 0.284-0.286 USD
PI5V330QEX Pericom Multiplexer Switch ICs
BSM300GA120DN2
Price: 1-2 USD
IGBT power module, Single switch, 1200 V, Collector-emitter voltage, 430A
SVA150XG04TB
Price: 1-2 USD
a-Si TFT-LCD, NEC, 228.096Hmm, 560V
PC354N1
Price: 0.124-0.2 USD
PC354N1T - Mini-flat Package, AC Input Type Photocoupler - Sharp Electrionic Components
RL1210JR-070R22L
Price: 0.177-0.178 USD
RL1210JR51-XX-BL - Thick Film Chip Resistor Low Ohmic - TAITRON Components Incorporated
STPS140A
Price: 0.053-0.055 USD
STPS140A - POWER SCHOTTKY RECTIFIER - STMicroelectronics
STA013
Price: 1.45-1.5 USD
STA013 - MPEG 2.5 LAYER III AUDIO DECODER - STMicroelectronics
SMBJ5347B
Price: 0.073-0.075 USD
SMBJ5347B - 5 Watt Surface Mount Silicon Zener Diodes - Micro Commercial Components
