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MPQ1530DQ-AEC1-LF-Z
Electronics Part Number
MPQ1530DQ-AEC1-LF-Z-WXManufacturer
NXP Semiconductors
MPQ1530DQ-AEC1-LF-Z
Description
Linear Regulator IC, Positive/Negative Adjustable, 16QFNInventory
902 Pcs New Original In Stock
3-output PMIC in 16-QFN (3x3): one boost converter and two LDOs, 1.4MHz; compact low-noise power solution for portable devices, wearables, and IoT modules.
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Minimum 1
Minimum 1
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Basic cost: USD 70.00
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Technical Specifications
Category
Power Management (PMIC), Power Management - Specialized
Manufacturer
NXP Semiconductors
Packaging
-
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
28-SOIC (0.295", 7.50mm Width)
Series
-
Base Product Number
MCZ33742
Product Status
Obsolete
Current - Supply
42mA
Applications
-
Voltage - Supply
5.5V ~ 18V
Supplier Device Package
28-SOIC
Grade
Automotive
Data Sheet Document (D)
Datasheets
Download MCZ33742SEG Product Specification (PDF)
HTML Datasheet
MCZ33742SEG-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.31.0001
Additional Information
Standard Package
26
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Frequently Asked Questions (FAQ)
What are the key design-in risks when using the MCZ33742SEG in a new automotive CAN network due to i
Using the MCZ33742SEG in new designs carries significant supply chain risk because it is marked as obsolete. While 1,615 units are available now, long-term availability is uncertain, which could disrupt production or field repairs. Engineers should assess lifetime buy requirements or identify second sources early. Consider evaluating functional replacements like the TLE7259-2L from Infineon or NXP’s newer SBCs (e.g., MC33743xFEE) to mitigate obsolescence risk in automotive applications requiring CAN interface and system basis functionality.
How does the MCZ33742SEG compare to the NCV7440 in terms of supply voltage range and compatibility f
The MCZ33742SEG supports a 5.5V to 18V supply range, making it well-suited for 12V automotive systems with typical load dump conditions, similar to the NCV7440. However, the NCV7440 integrates more advanced wake-up features and diagnostics. When replacing the MCZ33742SEG with the NCV7440, verify pin compatibility and revalidate the external CAN transceiver interface, as the NCV7440 includes additional failsafe logic that may affect system behavior during sleep modes.
Can the MCZ33742SEG reliably drive high-side switches or external transistors in engine control modu
The MCZ33742SEG includes embedded drivers suitable for low-power peripheral control but lacks dedicated high-side switch drivers for heavy loads like fuel pumps or solenoids. Relying on it to directly drive such loads risks overheating or driver degradation over time. For engine control modules, use the MCZ33742SEG for signal conditioning and CAN communication, and pair it with a discrete driver IC (e.g., UJA1184 from NXP) to handle high-side switching, ensuring robust thermal management and protection.
What thermal design considerations are critical when integrating the MCZ33742SEG in enclosed automot
In high-temperature environments like the engine bay, the MCZ33742SEG's 125°C maximum operating temperature can be approached, especially under sustained load. Ensure adequate PCB copper pour for heat dissipation and avoid placing it near high-power components. Monitor junction temperature using worst-case current draw (up to 42mA) and consider conformal coating for moisture resistance. Verify performance at -40°C to 125°C with derating margins to prevent intermittent faults due to thermal stress.
Is the MCZ33742SEG a drop-in replacement for the Freescale MC33989 in legacy CAN-based chassis contr
The MCZ33742SEG is not a drop-in replacement for the MC33989, despite both being automotive system basis chips. The MC33989 includes SPI-configurable GPIO and more SPI slave functionality, whereas the MCZ33742SEG focuses on CAN physical layer integration and power management. Pinout, register mapping, and communication interfaces differ significantly. Designers attempting a swap must redesign the microcontroller interface and requalify EMC performance, increasing development time and validation risk.
What are the key design-in risks when using the MCZ33742SEG in a new automotive CAN network due to i
Using the MCZ33742SEG in new designs carries significant supply chain risk because it is marked as obsolete. While 1,615 units are available now, long-term availability is uncertain, which could disrupt production or field repairs. Engineers should assess lifetime buy requirements or identify second sources early. Consider evaluating functional replacements like the TLE7259-2L from Infineon or NXP’s newer SBCs (e.g., MC33743xFEE) to mitigate obsolescence risk in automotive applications requiring CAN interface and system basis functionality.
How does the MCZ33742SEG compare to the NCV7440 in terms of supply voltage range and compatibility f
The MCZ33742SEG supports a 5.5V to 18V supply range, making it well-suited for 12V automotive systems with typical load dump conditions, similar to the NCV7440. However, the NCV7440 integrates more advanced wake-up features and diagnostics. When replacing the MCZ33742SEG with the NCV7440, verify pin compatibility and revalidate the external CAN transceiver interface, as the NCV7440 includes additional failsafe logic that may affect system behavior during sleep modes.
Can the MCZ33742SEG reliably drive high-side switches or external transistors in engine control modu
The MCZ33742SEG includes embedded drivers suitable for low-power peripheral control but lacks dedicated high-side switch drivers for heavy loads like fuel pumps or solenoids. Relying on it to directly drive such loads risks overheating or driver degradation over time. For engine control modules, use the MCZ33742SEG for signal conditioning and CAN communication, and pair it with a discrete driver IC (e.g., UJA1184 from NXP) to handle high-side switching, ensuring robust thermal management and protection.
What thermal design considerations are critical when integrating the MCZ33742SEG in enclosed automot
In high-temperature environments like the engine bay, the MCZ33742SEG's 125°C maximum operating temperature can be approached, especially under sustained load. Ensure adequate PCB copper pour for heat dissipation and avoid placing it near high-power components. Monitor junction temperature using worst-case current draw (up to 42mA) and consider conformal coating for moisture resistance. Verify performance at -40°C to 125°C with derating margins to prevent intermittent faults due to thermal stress.
Is the MCZ33742SEG a drop-in replacement for the Freescale MC33989 in legacy CAN-based chassis contr
The MCZ33742SEG is not a drop-in replacement for the MC33989, despite both being automotive system basis chips. The MC33989 includes SPI-configurable GPIO and more SPI slave functionality, whereas the MCZ33742SEG focuses on CAN physical layer integration and power management. Pinout, register mapping, and communication interfaces differ significantly. Designers attempting a swap must redesign the microcontroller interface and requalify EMC performance, increasing development time and validation risk.
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Sep 15 2026
