Datasheet Texas Instruments BQ2954 — Datenblatt

HerstellerTexas Instruments
SerieBQ2954
Datasheet Texas Instruments BQ2954

Li-Ionen-Laderegler im Schaltmodus

Datenblätter

Lithium Ion Charge Management IC with Integrated Switching Controller datasheet
PDF, 733 Kb, Datei veröffentlicht: Sep 5, 1999
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Preise

Status

BQ2954PNBQ2954PNE4BQ2954SNBQ2954SNG4BQ2954SNTRBQ2954SNTRG4
Lifecycle StatusActive (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)
Manufacture's Sample AvailabilityYesNoYesYesYesNo

Verpackung

BQ2954PNBQ2954PNE4BQ2954SNBQ2954SNG4BQ2954SNTRBQ2954SNTRG4
N123456
Pin161616161616
Package TypeNNDDDD
Industry STD TermPDIPPDIPSOICSOICSOICSOIC
JEDEC CodeR-PDIP-TR-PDIP-TR-PDSO-GR-PDSO-GR-PDSO-GR-PDSO-G
Package QTY2525404025002500
CarrierTUBETUBETUBETUBELARGE T&RLARGE T&R
Device Marking2954PN-A32954PN-A3-A3295429542954
Width (mm)6.356.353.913.913.913.91
Length (mm)19.319.39.99.99.99.9
Thickness (mm)3.93.91.581.581.581.58
Pitch (mm)2.542.541.271.271.271.27
Max Height (mm)5.085.081.751.751.751.75
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Parameter

Parameters / ModelsBQ2954PN
BQ2954PN
BQ2954PNE4
BQ2954PNE4
BQ2954SN
BQ2954SN
BQ2954SNG4
BQ2954SNG4
BQ2954SNTR
BQ2954SNTR
BQ2954SNTRG4
BQ2954SNTRG4
Absolute Vin (safety rating)(Max)(, V777777
Battery Charge Voltage(Max), V202020202020
Cell ChemistryLi-Ion/Li-PolymerLi-Ion/Li-PolymerLi-Ion/Li-PolymerLi-Ion/Li-PolymerLi-Ion/Li-PolymerLi-Ion/Li-Polymer
Charge Current(Max), A222222
Control InterfaceStandalone (RC-Settable)Standalone (RC-Settable)Standalone (RC-Settable)Standalone (RC-Settable)Standalone (RC-Settable)Standalone (RC-Settable)
Control TopologySwitch-Mode BuckSwitch-Mode BuckSwitch-Mode BuckSwitch-Mode BuckSwitch-Mode BuckSwitch-Mode Buck
Number of Series Cells1,2,3,41,2,3,41,2,3,41,2,3,41,2,3,41,2,3,4
Operating Vin(Max), V5.55.55.55.55.55.5
Operating Vin(Min), V4.54.54.54.54.54.5
Package GroupPDIPPDIPSOICSOICSOICSOIC
Package Size: mm2:W x L, PKGSee datasheet (PDIP)See datasheet (PDIP)16SOIC: 59 mm2: 6 x 9.9(SOIC)16SOIC: 59 mm2: 6 x 9.9(SOIC)16SOIC: 59 mm2: 6 x 9.9(SOIC)16SOIC: 59 mm2: 6 x 9.9(SOIC)
Special FeaturesTemp Monitoring (Thermistor Pin)Temp Monitoring (Thermistor Pin)Temp Monitoring (Thermistor Pin)Temp Monitoring (Thermistor Pin)Temp Monitoring (Thermistor Pin)Temp Monitoring (Thermistor Pin)
USB FeatureN/AN/AN/AN/AN/AN/A

Öko-Plan

BQ2954PNBQ2954PNE4BQ2954SNBQ2954SNG4BQ2954SNTRBQ2954SNTRG4
RoHSCompliantCompliantCompliantCompliantCompliantCompliant
Pb FreeYesYes

Anwendungshinweise

  • Designed to Go: 20W Miniature Dual-Stage Fast Lithium-Ion Charger Using bq2954
    PDF, 169 Kb, Datei veröffentlicht: Sep 5, 1999
    20W Miniature Dual-Stage Fast Lithium-Ion Charger Using bq2954
  • Using the bq2954
    PDF, 184 Kb, Datei veröffentlicht: Jan 2, 2008
  • Battery Charger Termination Issues With System Load Applied Across Battery (Rev. A)
    PDF, 151 Kb, Revision: A, Datei veröffentlicht: Oct 2, 2006
    Battery Charger Termination Issues With System Load Applied Across Battery While Charging

Modellreihe

Herstellerklassifikation

  • Semiconductors> Power Management> Battery Management Products> Battery Charger IC