MC34845: 6 Channel LED Backlight Driver with Power Supply

The NXP® MC34845 is a high efficiency, LED driver for use in backlighting LCD displays from 10” to 17”+.

NXP® MC34845 LED Driver Block Diagram
NXP® MC34845 Product Image
特性
  • Input voltage of 5.0 to 21 V
  • Boost output voltage up to 60 V
  • 2.0 A integrated boost FET
  • Fixed boost frequency to 300kHz, 600 kHz or 1.2 MHz
  • OTP, OCP, UVLO fault detection, LED short/open protection
  • Programmable LED current between 3.0 mA and 30 mA
  • 24-Ld 4x4x0.65 mm WQFN Package
  • This product is included in NXP®.s product longevity program, with assured supply for a minimum of 10 years after launch
Recommended Documentation (2)
Name/DescriptionTypeModified Date
MC34845, Low Cost Six Channel LED Backlight Driver with Integrated Power Supply - Data Sheet (REV 8.0) PDF (697.5 kB) MC34845Data Sheets29 May 2015
MC34845FS, 6-Channel LED Backlight Driver with Integrated Power Supply (REV 4) PDF (184.6 kB) MC34845FSFact Sheets10 Mar 2010
Data Sheets (1)
Name/DescriptionModified Date
MC34845, Low Cost Six Channel LED Backlight Driver with Integrated Power Supply - Data Sheet (REV 8.0) PDF (697.5 kB) MC3484529 May 2015
Application Notes (2)
Name/DescriptionModified Date
AN1902, Assembly Guidelines for QFN (Quad Flat No-Lead) and DFN (Dual Flat No-Lead) Packages - Application Note (REV 7.0) PDF (3.6 MB) AN190213 Oct 2014
AN3957, Using the MC34845 for Larger LCD Displays (REV 1.0) PDF (567.0 kB) AN395709 Dec 2009
Users Guides (1)
Name/DescriptionModified Date
KIT34845EPEVME, Evaluation Board- User Guide (REV 1.0) PDF (3.1 MB) KT34845UG29 Jun 2009
Fact Sheets (1)
Name/DescriptionModified Date
MC34845FS, 6-Channel LED Backlight Driver with Integrated Power Supply (REV 4) PDF (184.6 kB) MC34845FS10 Mar 2010
Product Change Notices (1)
Name/DescriptionModified Date
Copper Wire and Case Outline Qualification (QFN) (REV 0) HTM (47.3 kB) PCN1633111 Jul 2014
Ordering Information
ProductStatusStatusDevice FunctionBudgetary Price excluding tax(US$)Package Type and Termination CountNumber of Regulators-Boost SwitchingOutput VoltageOutput Current (A)Supply Voltage (Min-Max) (V)Interface and Input ControlAmbient Operating Temperature (Min-Max) (°C)ProtectionDiagnosticsAdditional Features-AnalogRoHS
MC34845CEPR2ActiveLED Drivers1K @ US$1.27QFN-EP 241602.15 to 21Parallel-40 to 85Undervoltage Lockout, Overvoltage Protect, Output Short to Ground, Output Current, OvertemperatureNonePWM Capable[object Object]
MC34845CEPActiveLED Drivers1K @ US$0.98QFN-EP 241602.15 to 21Parallel-40 to 85Undervoltage Lockout, Overvoltage Protect, Output Short to Ground, Output Current, OvertemperatureNonePWM Capable[object Object]
MC34845DEPR2ActiveLED Drivers1K @ US$1.27QFN-EP 241602.355 to 21Parallel-40 to 85Undervoltage Lockout, Overvoltage Protect, Output Short to Ground, Output Current, OvertemperatureNonePWM Capable[object Object]
MC34845DEPActiveLED Drivers1K @ US$1.27QFN-EP 241602.355 to 21Parallel-40 to 85Undervoltage Lockout, Overvoltage Protect, Output Short to Ground, Output Current, OvertemperatureNonePWM Capable[object Object]
MC34845BEPNo Longer ManufacturedLED Drivers1602.355 to 21Parallel-40 to 85Undervoltage Lockout, Output Current, Output Short to Ground, Overvoltage Protect, OvertemperatureNonePWM Capable[object Object]
MC34845BEPR2No Longer ManufacturedLED Drivers1602.355 to 21Parallel-40 to 85Undervoltage Lockout, Output Current, Output Short to Ground, Overvoltage Protect, OvertemperatureNonePWM Capable[object Object]
MC34845EPR2No Longer ManufacturedLED Drivers1602.15 to 21Parallel-40 to 85Undervoltage Lockout, Output Current, Output Short to Ground, Overvoltage Protect, OvertemperatureNonePWM Capable[object Object]
MC34845AEPR2No Longer ManufacturedLED DriversQFN-EP 241602.15 to 21Parallel-40 to 85Undervoltage Lockout, Output Current, Output Short to Ground, Overvoltage Protect, OvertemperatureNonePWM Capable[object Object]
MC34845EPNo Longer ManufacturedLED Drivers1602.15 to 21Parallel-40 to 85Undervoltage Lockout, Output Current, Output Short to Ground, Overvoltage Protect, OvertemperatureNonePWM Capable[object Object]
MC34845AEPNo Longer ManufacturedLED DriversQFN-EP 241602.15 to 21Parallel-40 to 85Overvoltage Protect, Output Short to Ground, Output Current, Undervoltage Lockout, OvertemperatureNonePWM Capable[object Object]
Package Information
Package DescriptionOutline VersionPackingProduct StatusPart NumberChemical ContentRoHS / Pb FreeChina RoHS LookupMSLPPT (°C)
QFN MAP 24 4*4*0.65 P0.598ASA00602DMPQ - 2450 BRICKPOQ - 2450 BRICKActiveMC34845CEPMC34845CEP.pdf3260
MPQ - 5000 REELPOQ - 5000 BOXActiveMC34845CEPR2MC34845CEPR2.pdf3260
MPQ - 490 TRAYPOQ - 2450 BOXActiveMC34845DEPMC34845DEP.pdf3260
MPQ - 5000 REELPOQ - 5000 BOXActiveMC34845DEPR2MC34845DEPR2.pdf3260
QFN 24 EP 4SQ*0.65 P0.598ASA00087DNo Longer ManufacturedMC34845AEPMC34845AEP.pdf3260
No Longer ManufacturedMC34845AEPR2MC34845AEPR2.pdf3260
Migration Complete. No Longer Manufactured. View PCN.MC34845EPMC34845EP.pdf3260
Migration Complete. No Longer Manufactured. View PCN.MC34845EPR2MC34845EPR2.pdf3260
Migration Complete. No Longer Manufactured. View PCN.MC34845BEPMC34845BEP.pdf3260
Migration Complete. No Longer Manufactured. View PCN.MC34845BEPR2MC34845BEPR2.pdf3260
MC34845, Low Cost Six Channel LED Backlight Driver with Integrated Power Supply - Data Sheet MC34845
AN1902, Assembly Guidelines for QFN (Quad Flat No-Lead) and DFN (Dual Flat No-Lead) Packages - Application Note mc33882
AN3957, Using the MC34845 for Larger LCD Displays MC34845
KIT34845EPEVME, Evaluation Board- User Guide MC34845
MC34845FS, 6-Channel LED Backlight Driver with Integrated Power Supply MC34845
Copper Wire and Case Outline Qualification (QFN) MC34717
98ASA00602D rs08kb
MC34845CEP.pdf MC34845
MC34845CEPR2.pdf MC34845
MC34845DEP.pdf MC34845
MC34845DEPR2.pdf MC34845
98ASA00087D MC34845
MC34845AEP.pdf MC34845
MC34845AEPR2.pdf MC34845
MC34845EP.pdf MC34845
MC34845EPR2.pdf MC34845
MC34845BEP.pdf MC34845
MC34845BEPR2.pdf MC34845
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