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MPQ7920GRM-0000-AEC1-Z
Electronics Part Number
MPQ7920GRM-0000-AEC1-Z-WXManufacturer
NXP Semiconductors
MPQ7920GRM-0000-AEC1-Z
Description
5V PMIC with Four Outputs: 2A, 2.5A, 4.5A, 4Inventory
667 Pcs New Original In Stock
26-QFN PMIC, 9-output: 4 synchronous buck + 5 LDO, 2.2MHz; efficient multi-rail regulation ideal for embedded processors, FPGAs, and networking equipment.
Quantity
Minimum 1
Minimum 1
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Basic cost: USD 70.00
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In-stock items: Ready to ship in 1-2 days
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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
32-BSSOP (0.295", 7.50mm Width)
Series
-
Base Product Number
MCZ33689
Product Status
Obsolete
Current - Supply
5mA
Applications
-
Voltage - Supply
5.5V ~ 18V
Supplier Device Package
32-SOIC
Grade
Automotive
Data Sheet Document (D)
Datasheets
Download MCZ33689DEW Product Specification (PDF)
HTML Datasheet
MCZ33689DEW-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
42
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Frequently Asked Questions (FAQ)
How can I mitigate thermal stress risks when designing MCZ33689DEW into an automotive under-hood app
When using the MCZ33689DEW in high-temperature environments like under-hood systems, ensure proper PCB copper pour for heat dissipation and avoid placing near high-power components. Although the device is rated up to 125°C, derate the junction temperature by at least 20°C in continuous operation. Use thermal vias under the exposed pad (if applicable) and consider conformal coating to reduce thermal cycling effects. Monitor actual board temperature during environmental stress testing, as prolonged exposure near limits can accelerate aging and affect long-term reliability in automotive systems.
What are the key design-in challenges when replacing a TJA1028 LIN transceiver with the MCZ33689DEW
Replacing the TJA1028 with the MCZ33689DEW introduces changes in integration level and supply architecture—MCZ33689DEW is a System Basis Chip (SBC) with integrated voltage regulator and watchdog, whereas TJA1028 is a standalone transceiver. Ensure the MCZ33689DEW’s 5.5V–18V input range matches your power source and verify compatibility with your microcontroller’s reset and wake-up signaling. Adjust external components such as ESD protection and filtering on LIN lines, and validate wake-up reliability from sleep modes. Also confirm LIN protocol compliance (LIN 2.x) and adjust software time budgets due to potential differences in response latency.
Is the MCZ33689DEW suitable for use in safety-critical applications requiring ASIL compliance, and w
The MCZ33689DEW is automotive-grade and operates across -40°C to 125°C, making it suitable for harsh environments, but it is not inherently ASIL-certified. To use it in ASIL-aware systems (e.g., ASIL-A or B), implement external diagnostic coverage such as microcontroller-based watchdog supervision, redundant voltage monitoring, and periodic self-tests. Monitor supply rails and fault flags in firmware, and combine with ASIL-compliant MCUs to meet overall functional safety goals. Document failure mode assumptions in your FMEA and verify system-level compliance through rigorous testing.
What are the implications of the MCZ33689DEW being listed as obsolete, and how should I assess risk
Since the MCZ33689DEW is marked obsolete, continuing its use poses supply chain risks despite current stock availability. Evaluate last-time buy (LTB) quantities and work with authorized distributors to secure extended inventory. Simultaneously, initiate a drop-in replacement assessment—compare functionally similar SBCs like the NXP MC33689 or newer SBCs with AEC-Q100 and LINFD compliance. Assess differences in pinout, enable timing, fault reporting, and supply current. Update design documentation to flag obsolescence risk and plan for requalification cycles if transitioning to a second source.
How does the MCZ33689DEW handle low-current standby modes in battery-powered automotive modules, and
The MCZ33689DEW draws 5mA under normal operation, but its low-power sleep/wake functionality must be actively managed to minimize battery drain. Ensure the wake-up pin is properly debounced and pull-up/pull-down resistors are used to prevent floating states. Disable unused internal regulators if programmable, and verify that the host microcontroller correctly asserts sleep mode after inactivity. Use a current meter during validation to confirm total module current in sleep mode is below 100µA. Misconfigured wake-up sources or improper transition sequences can keep the MCZ33689DEW active, leading to excessive quiescent draw and shortened battery life.
How can I mitigate thermal stress risks when designing MCZ33689DEW into an automotive under-hood app
When using the MCZ33689DEW in high-temperature environments like under-hood systems, ensure proper PCB copper pour for heat dissipation and avoid placing near high-power components. Although the device is rated up to 125°C, derate the junction temperature by at least 20°C in continuous operation. Use thermal vias under the exposed pad (if applicable) and consider conformal coating to reduce thermal cycling effects. Monitor actual board temperature during environmental stress testing, as prolonged exposure near limits can accelerate aging and affect long-term reliability in automotive systems.
What are the key design-in challenges when replacing a TJA1028 LIN transceiver with the MCZ33689DEW
Replacing the TJA1028 with the MCZ33689DEW introduces changes in integration level and supply architecture—MCZ33689DEW is a System Basis Chip (SBC) with integrated voltage regulator and watchdog, whereas TJA1028 is a standalone transceiver. Ensure the MCZ33689DEW’s 5.5V–18V input range matches your power source and verify compatibility with your microcontroller’s reset and wake-up signaling. Adjust external components such as ESD protection and filtering on LIN lines, and validate wake-up reliability from sleep modes. Also confirm LIN protocol compliance (LIN 2.x) and adjust software time budgets due to potential differences in response latency.
Is the MCZ33689DEW suitable for use in safety-critical applications requiring ASIL compliance, and w
The MCZ33689DEW is automotive-grade and operates across -40°C to 125°C, making it suitable for harsh environments, but it is not inherently ASIL-certified. To use it in ASIL-aware systems (e.g., ASIL-A or B), implement external diagnostic coverage such as microcontroller-based watchdog supervision, redundant voltage monitoring, and periodic self-tests. Monitor supply rails and fault flags in firmware, and combine with ASIL-compliant MCUs to meet overall functional safety goals. Document failure mode assumptions in your FMEA and verify system-level compliance through rigorous testing.
What are the implications of the MCZ33689DEW being listed as obsolete, and how should I assess risk
Since the MCZ33689DEW is marked obsolete, continuing its use poses supply chain risks despite current stock availability. Evaluate last-time buy (LTB) quantities and work with authorized distributors to secure extended inventory. Simultaneously, initiate a drop-in replacement assessment—compare functionally similar SBCs like the NXP MC33689 or newer SBCs with AEC-Q100 and LINFD compliance. Assess differences in pinout, enable timing, fault reporting, and supply current. Update design documentation to flag obsolescence risk and plan for requalification cycles if transitioning to a second source.
How does the MCZ33689DEW handle low-current standby modes in battery-powered automotive modules, and
The MCZ33689DEW draws 5mA under normal operation, but its low-power sleep/wake functionality must be actively managed to minimize battery drain. Ensure the wake-up pin is properly debounced and pull-up/pull-down resistors are used to prevent floating states. Disable unused internal regulators if programmable, and verify that the host microcontroller correctly asserts sleep mode after inactivity. Use a current meter during validation to confirm total module current in sleep mode is below 100µA. Misconfigured wake-up sources or improper transition sequences can keep the MCZ33689DEW active, leading to excessive quiescent draw and shortened battery life.
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Sep 15 2026
