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NXP Semiconductors MC33VR5500V1ES
- Part No.:
- MC33VR5500V1ES
- Manufacturer:
- NXP Semiconductors
- Category:
- Power Management - Specialized
- Package:
- 56-VFQFN Exposed Pad
- Datasheet:
-
MC33VR5500V1ES.pdf
- Description:
- VR5500
- Quantity:
- Payment:
- Shipping:
Inventory:240
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Product details
Overview
MC33VR5500V1ES from NXP Semiconductors is an AEC-Q100 Grade 1 automotive high-voltage PMIC for radio, V2X, and infotainment systems. It integrates a 60 V input VPRE synchronous buck controller (up to 10 A peak), three low-voltage synchronous buck converters (BUCK1–BUCK3, each up to 3.6 A peak), a boost converter (1.5 A peak), two LDOs (400 mA each), I²C control with CRC, and power-good/reset/monitoring outputs.
For engineers reviewing the MC33VR5500V1ES datasheet, MC33VR5500V1ES pinout, MC33VR5500V1ES application, or MC33VR5500V1ES equivalent, this device supports configurable power sequencing across seven OTP-programmable slots, external frequency synchronization (FIN/FOUT), EMC-optimized spread-spectrum and slew-rate control, and fail-safe state machine supervision for critical automotive voltage monitoring.
Technical Context
The MC33VR5500V1ES implements dual-state-machine architecture: a main state machine managing power-up/down sequencing and regulator enablement, and a fail-safe state machine independently supervising VBOS, VPRE, and VBOOST with dedicated RSTB/PGOOD assertion logic. Power sequencing is fully OTP-configurable across seven time-slotted stages with 250 µs or 1 ms inter-slot delays.
It supports multi-phase operation between BUCK1 and BUCK2 (7.2 A peak combined), static voltage scaling (SVS) on BUCK1 for MCU core supply, and external MOSFET drive via PRE_GHS/PRE_GLS for the high-voltage VPRE stage. Wake-up detection occurs on WAKE1/WAKE2 with programmable thresholds and internal pull-down configuration.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Input Voltage Range | −0.3 V to 60 V DC on VSUP1/VSUP2; validated for 58 V load dump without external protection |
| VPRE Output Capability | Configurable output; supports external MOSFETs; up to 10 A peak current; switching frequencies up to 2.2 MHz |
| BUCK1–BUCK3 Current Rating | Each delivers up to 3.6 A peak; BUCK1 supports SVS for MCU core supply; BUCK1+BUCK2 can operate in 2-phase mode (7.2 A peak) |
| LDO Outputs | LDO1 and LDO2 deliver up to 400 mA each; configurable output voltages for MCU I/O and ADC supply rails |
| Quiescent Current | 10 µA typical in OFF mode (TA < 85 °C); 15 µA max at 125 °C |
| Thermal Resistance | RθJA = 23 °C/W on 2s6p PCB; RθJC_BOT = 1 °C/W to exposed pad (EP) |
| AEC-Q100 Qualification | Grade 1 (−40 °C to +125 °C ambient); MSL3; ESD: ±2 kV HBM, ±500 V CDM, ±8 kV contact discharge on VSUP/WAKE pins |
Pinout & Package
MC33VR5500V1ES is housed in a thermally enhanced HPQFN56 (SOT684-23) package with wettable flanks and an exposed thermal pad (EP) connected to internal GND nodes of BUCK1/BUCK2/BUCK3 low-side switches.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| WAKE1 / WAKE2 | Wake-up input | Dual independent wake sources; require external series resistor; asserted low to initiate power-up from STANDBY |
| PSYNC | Power sync I/O | Enables synchronized startup/shutdown with second VR5500 or external PMIC; pulled up to VBOS for enabled sync |
| FIN / FOUT | Freq. sync I/O | Allows system-wide SMPS clock alignment to reduce EMI; supports external oscillator injection or daisy-chained distribution |
| PGOOD / RSTB | Supervisory outputs | Active-low open-drain signals; require external pull-up to VDDIO; indicate valid regulation and assert reset on fault |
| VCOREMON | Core voltage monitor | Analog input tied directly to BUCK1 output; enables real-time MCU core voltage supervision and SVS feedback |
| AMUX | Multiplexed analog output | Shared analog output for VMON1, VCOREMON, or other monitored rails; selected via I²C register AMUX[4:0] |
Key Features
| Feature | Design Value |
|---|---|
| OTP-based power sequencing | Seven programmable startup slots with 250 µs or 1 ms inter-stage delay; supports custom ramp timing for DDR, peripherals, and MCU rails |
| EMC optimization suite | Integrated spread-spectrum modulation, slew-rate control, manual frequency tuning, and FIN/FOUT synchronization for system-level noise reduction |
| Fail-safe supervision | Dedicated hardware state machine monitors VBOS, VPRE, VBOOST, and regulator TSD; asserts PGOOD/RSTB independently of main logic |
| Debug-mode OTP emulation | DBG pin entry (4.5–5.5 V) enables I²C-based OTP reconfiguration during engineering development using NXP FlexGUI and socket EVB |
| Multi-phase BUCK capability | Hardware-supported interleaving between BUCK1 and BUCK2 allows 7.2 A peak current on single rail with reduced ripple and thermal stress |
Applications
| Radio Systems | V2X Communication Units |
|---|---|
Use Scenario: High-reliability power management for automotive AM/FM/DAB radio head units with multi-band RF front-ends and digital signal processors. IC Role / Device Role / Timing Role: Primary PMIC supplying VPRE (for tuner LNA bias), BUCK1 (DSP core), BUCK2 (RF SoC I/O), LDO1 (ADC reference), and BOOST (PA bias). Use Value: Integrated VPRE controller eliminates need for discrete high-voltage buck; OTP sequencing ensures safe boot order for RF calibration before DSP initialization. | Use Scenario: Power delivery for DSRC/WAVE or C-V2X modules requiring strict voltage accuracy, fast wake-from-sleep response, and ASIL-B compatible supervision. IC Role / Device Role / Timing Role: Central power manager delivering regulated rails to baseband processor, GNSS receiver, and secure element; uses WAKE1/WAKE2 for CAN/LIN-triggered wake events. Use Value: Fail-safe state machine provides independent monitoring of VPRE and VBOS-critical for maintaining communication integrity during battery transients. |
| Infotainment Head Units | Automotive Display Clusters |
Use Scenario: Multi-rail power solution for Android Automotive or QNX-based head units integrating quad-core application processors, GPU, DDR memory, and touch controllers. IC Role / Device Role / Timing Role: Supplies BUCK1 (APU core), BUCK2 (GPU), BUCK3 (DDR termination), LDO1 (I/O), LDO2 (camera sensor), and BOOST (backlight LED driver). Use Value: Seven-slot OTP sequencing enables precise timing control over DDR initialization, GPU power-up, and display interface enable-preventing bus contention and lockup. | Use Scenario: Power management for TFT-LCD or OLED instrument clusters with HUD integration, requiring low-noise analog supplies and fast dynamic response. IC Role / Device Role / Timing Role: Delivers clean LDO1/LDO2 for cluster MCU ADC and CAN transceiver; uses AMUX to monitor VCOREMON and VMON1 for real-time health reporting. Use Value: 10 µA OFF-mode current extends battery life during vehicle sleep; integrated PGOOD/RSTB simplifies cluster MCU reset coordination without external supervisors. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-voltage automotive PMIC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPQ4332-AEC1 | Single 60 V input buck (5 A), no integrated LDOs or multi-rail sequencing; lacks fail-safe state machine and I²C programmability | Suitable only for simple pre-regulator stage; cannot replace full VR5500 functionality in radio/V2X systems | Select when only VPRE-equivalent pre-buck is needed and secondary regulation is handled externally |
| TPS659413-Q1 | 4-channel buck + 3 LDO PMIC; 36 V max input; no VPRE controller; uses SPI instead of I²C; no spread-spectrum or PSYNC | Targeted at ADAS domain controllers-not optimized for RF-sensitive radio/V2X EMC requirements | Choose for lower-input-voltage infotainment SoCs where VPRE capability is unnecessary and SPI interface is preferred |
Compared with MPQ4332-AEC1 and TPS659413-Q1, MC33VR5500V1ES uniquely combines 60 V VPRE controller, seven-slot OTP sequencing, fail-safe supervision, and FIN/FOUT synchronization-making it the only qualified solution for AEC-Q100 Grade 1 radio and V2X power architectures requiring integrated EMC mitigation and safety monitoring.
Availability
MC33VR5500V1ES is available at Aetrix Electronics and suitable for automotive radio, V2X communication, and infotainment head unit designs requiring stable component supply, long-term lifecycle support, and AEC-Q100-compliant power management.
Supply support for MC33VR5500V1ES includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
NXP Semiconductors is a global semiconductor leader focused on automotive, industrial, IoT, and communication infrastructure solutions, with deep expertise in functional safety and AEC-Q100-qualified power management ICs.
The VR5500 product line was designed specifically for automotive infotainment and connectivity applications-including radio, V2X, and digital cockpit systems-where high-voltage resilience, multi-rail sequencing, and fail-safe supervision are mandatory.
FAQ
What is the primary function of the MC33VR5500V1ES in automotive systems?
The MC33VR5500V1ES serves as a high-voltage, multi-output power management IC for automotive radio, V2X, and infotainment applications. It integrates a 60 V VPRE buck controller, three low-voltage synchronous bucks (BUCK1–BUCK3), a boost converter, two LDOs, and comprehensive supervision logic-all within a single AEC-Q100 Grade 1 package. Its OTP-programmable sequencing and fail-safe state machine make MC33VR5500V1ES ideal for safety-critical power delivery in modern connected vehicles.
How does the MC33VR5500V1ES support electromagnetic compatibility (EMC) in sensitive RF applications?
The MC33VR5500V1ES supports EMC through multiple hardware features: external frequency synchronization (FIN/FOUT pins), integrated spread-spectrum modulation, adjustable slew-rate control on switching nodes, and manual frequency tuning via I²C registers. These capabilities allow system designers to align switching frequencies across multiple SMPS, minimize harmonic peaks, and reduce conducted/radiated emissions-critical for coexistence with AM/FM/DAB radio and 5.9 GHz V2X transceivers.
What is the role of the PSYNC pin on the MC33VR5500V1ES?
The PSYNC pin on the MC33VR5500V1ES enables hardware-synchronized power-up and power-down sequencing between two VR5500 devices or between a VR5500 and an external PMIC. When pulled up to VBOS, PSYNC allows one device to hold the other in standby until its own regulators (e.g., VPRE) are stable. This prevents race conditions during cold-start and ensures deterministic power sequencing across complex multi-PMIC automotive subsystems-directly supported by MC33VR5500V1ES's state-machine architecture.
Can the MC33VR5500V1ES be used without OTP programming?
Yes-the MC33VR5500V1ES ships with factory-programmed OTP configuration (V1 variant, aligned with Radio Mercury reference design). While OTP programming is required for custom sequencing or voltage settings, the V1 part is fully functional out-of-box for radio/V2X use cases. Debug mode (via DBG pin) allows I²C-based OTP emulation during development, but final production OTP programming is performed exclusively by NXP. No external configuration EEPROM or firmware is needed for basic operation of MC33VR5500V1ES.
What thermal performance can be expected from the MC33VR5500V1ES in a typical automotive PCB layout?
In a standard 2s6p automotive PCB layout, the MC33VR5500V1ES achieves a junction-to-ambient thermal resistance (RθJA) of 23 °C/W and junction-to-board (RθJB) of 10 °C/W. With its exposed thermal pad (EP) soldered to a solid GND plane, the device sustains continuous operation at full load up to +125 °C ambient. Derating is required above 100 °C ambient for sustained 10 A VPRE output; thermal simulations should assume RθJC_BOT = 1 °C/W to the EP for accurate hotspot estimation in MC33VR5500V1ES designs.
MC33VR5500V1ES Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Package/Case:
- 56-VFQFN Exposed Pad
- Packaging:
- Tray
- Product Status:
- Active
- Applications:
- Switching Regulator
- Current - Supply:
- 15mA
- Voltage - Supply:
- 60V
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount, Wettable Flank
- Supplier Device Package:
- 56-HVQFN (8x8)
MC33VR5500V1ES FAQ
1.How can I place an order for MC33VR5500V1ES through Aetrix?
Please submit a Request for Quotation (RFQ) for MC33VR5500V1ES on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MC33VR5500V1ES reliable?
The price and inventory of MC33VR5500V1ES are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC33VR5500V1ES is usually 5 days.
3.What payment methods are accepted for MC33VR5500V1ES?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC33VR5500V1ES transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC33VR5500V1ES?
MC33VR5500V1ES orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC33VR5500V1ES order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MC33VR5500V1ES?
For technical support, including MC33VR5500V1ES datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC33VR5500V1ES requirements.
6.How does Aetrix verify that MC33VR5500V1ES is sourced from the original manufacturer or authorized distributors?
All MC33VR5500V1ES products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MC33VR5500V1ES meets industry standards.
7.What is the process for return or replacement of MC33VR5500V1ES?
All MC33VR5500V1ES units undergo pre-shipment inspection (PSI). If there is an issue with MC33VR5500V1ES, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MC33VR5500V1ES part is unused and in its original packaging.
Return procedure for MC33VR5500V1ES:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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