MC34845DEP footprint, schematic symbol and 3D model by NXP

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PCB Footprints

MC34845DEP - NXP PCB footprint - Other - Other - QFN50P400X400X65-25N

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Part Number MC34845DEP
Manufacturer NXP
Pin Count 25
Part Category Integrated Circuit
Package Category Other
Footprint Name Other - QFN50P400X400X65-25N
Released Date Jan 11, 2017
Last Modified Date Nov 15, 2024 1:35 PM UTC
Pinout / Pin List Click Here (Member Only)

MC34845DEP Details

Manufacturer Part Number:
MC34845DEP
Rohs Code:
Yes
Part Life Cycle Code:
Obsolete
Package Description:
QFN-24
ECCN Code:
EAR99
HTS Code:
8542.39.00.01
Factory Lead Time:
4 Weeks
Manufacturer:
NXP Semiconductors
YTEOL:
0
Data Input Mode:
SERIAL
Input Characteristics:
STANDARD
Interface IC Type:
LED DISPLAY DRIVER
JESD-30 Code:
S-XQCC-N24
Length:
4 mm
Moisture Sensitivity Level:
3
Multiplexed Display Capability:
NO
Number of Functions:
1
Number of Segments:
96
Number of Terminals:
24
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Output Polarity:
TRUE
Package Body Material:
UNSPECIFIED
Package Code:
HVQCCN
Package Equivalence Code:
LCC24,.16SQ,20
Package Shape:
SQUARE
Package Style:
CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
0.65 mm
Supply Current-Max:
6.5 mA
Supply Voltage-Max:
21 V
Supply Voltage-Min:
5 V
Supply Voltage-Nom:
10 V
Supply Voltage1-Max:
21 V
Supply Voltage1-Min:
5 V
Supply Voltage1-Nom:
10 V
Surface Mount:
YES
Temperature Grade:
INDUSTRIAL
Terminal Form:
NO LEAD
Terminal Pitch:
0.5 mm
Terminal Position:
QUAD
Time@Peak Reflow Temperature-Max (s):
40
Width:
4 mm
fmax-Min:
0.0006 MHz

MC34845DEP Frequently Asked Questions (FAQs)

NXP provides a recommended PCB layout in the MC34845DEP application note (AN4868) to ensure optimal thermal performance. The layout includes guidelines for thermal vias, copper pours, and component placement.
The MC34845DEP has a low-power mode that can be enabled by setting the EN pin low. Additionally, the device can be configured for low-power mode by programming the Power Management Register (PMR) to disable unnecessary blocks and reduce power consumption.
The maximum current rating for the output stages of the MC34845DEP is 1.5A per channel. However, the actual current rating may be limited by the PCB design, thermal considerations, and other system-level factors.
To troubleshoot I2C interface issues, check the I2C bus voltage levels, clock frequency, and signal integrity. Ensure that the I2C bus is properly terminated, and the slave address is correctly configured. Use an oscilloscope or logic analyzer to debug the I2C communication.
NXP recommends using ESD protection devices with a capacitance of 10nF or less to prevent signal distortion and ensure reliable operation. The ESD protection devices should be placed as close as possible to the MC34845DEP pins.

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MC34845DEP Overview

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About NXP

NXP Semiconductors is a leading manufacturer of semiconductor devices with a wide range of semiconductor solutions, including microcontrollers, sensors, connectivity solutions, power management ICs, and security solutions. These products are used in a variety of applications such as automotive, industrial automation, smart homes, mobile devices, and more. NXP Semiconductors is one of the world’s largest semiconductor companies and is headquartered in Eindhoven, the Netherlands.

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