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HomeProductsIntegrated Circuits (ICs)PMIC - LED DriversMC34845DEP
NXP USA Inc.
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MC34845DEP - NXP USA Inc.

Manufacturer Part Number
MC34845DEP
Manufacturer
NXP Semiconductors
Allelco Part Number
32D-MC34845DEP
ECAD Model
Parts Description
IC LED DRVR RGLTR PWM 2.6A 24QFN
Package
24-UFQFN Exposed Pad
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
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In stock: 8360

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Specifications

MC34845DEP Tech Specifications
NXP USA Inc. - MC34845DEP technical specifications, attributes, parameters and parts with similar specifications to NXP USA Inc. - MC34845DEP

Product Attribute Attribute Value  
Manufacturer NXP Semiconductors  
Voltage - Supply (Min) 5V  
Voltage - Supply (Max) 21V  
Voltage - Output 8V ~ 60V  
Type DC DC Regulator  
Topology Step-Up (Boost)  
Supplier Device Package 24-QFN-EP (4x4)  
Series -  
Package / Case 24-UFQFN Exposed Pad  
Package Tray  
Product Attribute Attribute Value  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Outputs 6  
Mounting Type Surface Mount  
Internal Switch(s) Yes  
Frequency 300kHz  
Dimming PWM  
Current - Output / Channel 2.6A (Switch)  
Base Product Number MC34845  
Applications Backlight  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

MC34845DEP

Manufacturer

NXP Semiconductors

Introduction

The MC34845DEP is a high-efficiency, step-up (boost) DC-DC regulator designed to drive LED backlights in LCD displays, TVs, and other applications. It features multiple constant-current outputs, advanced dimming capabilities, and a wide input voltage range for versatile power management solutions.

Product Features and Performance

Step-up (boost) DC-DC regulator with 6 constant-current outputs

Supports input voltage range of 5V to 21V

Output voltage adjustable from 8V to 60V

Constant current output up to 2.6A per channel

300kHz switching frequency for compact design

PWM dimming for precise LED brightness control

Thermal shutdown and overcurrent protection

Product Advantages

Highly efficient power conversion for extended battery life

Versatile multi-channel output for driving large LED arrays

Advanced dimming functionality for dynamic display brightness

Compact, space-saving 24-UFQFN package

Key Reasons to Choose

Optimized for LED backlighting applications

Robust feature set and performance for reliable operation

Proven NXP quality and reliability

Cost-effective solution for power management needs

Quality and Safety Features

Overcurrent protection

Thermal shutdown

ESD protection

Compatibility

The MC34845DEP is a direct replacement for the obsolete MC34845 device.

Application Areas

LCD display backlighting

LED-based lighting solutions

Industrial and automotive applications

Product Lifecycle

The MC34845DEP is an obsolete product, and NXP Semiconductors no longer manufactures this specific model. Customers are advised to contact our website's sales team for information on alternative or equivalent products that may be suitable for their application.

Parts with Similar Specifications

The three parts on the right have similar specifications to NXP USA Inc. MC34845DEP

Product Attribute MC34845DEP MC34844AEP MC34844EP MC34844AEPR2
Part Number MC34845DEP MC34844AEP MC34844EP MC34844AEPR2
Manufacturer NXP USA Inc. NXP USA Inc. Freescale Semiconductor NXP USA Inc.
Current - Output / Channel 2.6A (Switch) 80mA 50mA 80mA
Voltage - Supply (Min) 5V 7V 7V 7V
Voltage - Supply (Max) 21V 28V 28V 28V
Dimming PWM Analog, PWM Analog, PWM Analog, PWM
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case 24-UFQFN Exposed Pad 32-VFQFN Exposed Pad 32-VFQFN Exposed Pad 32-VFQFN Exposed Pad
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 105°C (TA) -40°C ~ 105°C (TA) -40°C ~ 105°C (TA)
Series - - - -
Voltage - Output 8V ~ 60V 8V ~ 60V 8V ~ 60V 8V ~ 60V
Applications Backlight Backlight Backlight Backlight
Package Tray Tray Tray Tape & Reel (TR)
Type DC DC Regulator DC DC Regulator DC DC Regulator DC DC Regulator
Frequency 300kHz - - -
Topology Step-Up (Boost) Step-Up (Boost) Step-Up (Boost) Step-Up (Boost)
Supplier Device Package 24-QFN-EP (4x4) 32-QFN-EP (5x5) 32-QFN-EP (5x5) 32-QFN-EP (5x5)
Internal Switch(s) Yes Yes Yes Yes
Number of Outputs 6 10 10 10
Base Product Number MC34845 MC34844 MC34844 MC34844

MC34845DEP Datasheet PDF

Download MC34845DEP pdf datasheets and NXP USA Inc. documentation for MC34845DEP - NXP USA Inc..

Datasheets
Cylindrical Battery Holders.pdf
PCN Packaging
All Dev Label Update 15/Dec/2020.pdf Mult Dev Pkg Seal 15/Dec/2020.pdf
Environmental Information
NXP USA Inc REACH.pdf NXP USA Inc RoHS Cert.pdf
PCN Assembly/Origin
2.73KHz.pdf
PCN Obsolescence/ EOL
Cylindrical Battery Holders.pdf

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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NXP USA Inc.

MC34845DEP

NXP USA Inc.
32D-MC34845DEP

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