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NXP Semiconductors MC33VR5500V0ES
- Part No.:
- MC33VR5500V0ES
- Manufacturer:
- NXP Semiconductors
- Category:
- Power Management - Specialized
- Package:
- 56-VFQFN Exposed Pad
- Datasheet:
-
MC33VR5500V0ES.pdf
- Description:
- VR5500
- Quantity:
- Payment:
- Shipping:
Inventory:456
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Product details
Overview
MC33VR5500V0ES 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 buck controller, 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 DC), and I²C-based configuration with CRC. It supports external frequency synchronization, spread-spectrum EMC optimization, and OTP-programmable power-up sequencing.
For engineers reviewing the MC33VR5500V0ES datasheet, MC33VR5500V0ES pinout, MC33VR5500V0ES application, or MC33VR5500V0ES equivalent, this page delivers verified technical context, validated pin functions, confirmed automotive-grade operating ranges (−40 °C to 125 °C), real-world sequencing behavior, and precise alternative part comparisons - all grounded in Rev. 6 (29 Jan 2020) product data sheet specifications.
Technical Context
The MC33VR5500V0ES implements dual-state machine architecture: a main state machine managing power sequencing, standby transitions, and I²C control; and a fail-safe state machine independently monitoring VBOS, VPRE, and regulator outputs to assert PGOOD/RSTB on fault. Power-up begins with VPRE activation, followed by BOOST, then OTP-configured slots (SLOT_0 to SLOT_6) for BUCK1/BUCK2/BUCK3/LDO1/LDO2 - with configurable 250 µs or 1 ms inter-slot delays.
It features hardware-level wake-up detection on WAKE1/WAKE2 pins (with mandatory external series resistors), dedicated VCOREMON input tied to BUCK1 output, AMUX analog multiplexer output for MCU ADC sampling, and PSYNC bidirectional pin enabling synchronized startup/shutdown with a second VR5500 or external PMIC. OFF mode draws only 10 µA typical supply current.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Input voltage range | −0.3 V to 60 V on VSUP1/VSUP2; validated for 48 V jump-start (15 min) and 58 V load dump without external protection |
| VPRE controller output | Configurable output voltage; supports external high-/low-side MOSFETs; peak current up to 10 A |
| BUCK1–BUCK3 output | Each integrated synchronous buck delivers up to 3.6 A peak; BUCK1/BUCK2 support multi-phase operation (7.2 A combined) |
| LDO1/LDO2 output | Two linear regulators; configurable output voltage; 400 mA DC max per rail; dedicated for MCU I/O and ADC supply |
| Operating temperature | −40 °C to 125 °C ambient (AEC-Q100 Grade 1); junction limit 150 °C; MSL3 rated |
| Control interface | I²C with CRC error checking; fixed debug address 0x20 (main)/0x21 (fail-safe); OTP programmable via DBG pin and FlexGUI |
| EMC features | External FIN/FOUT synchronization, spread-spectrum modulation, slew-rate control, and manual frequency tuning |
Pinout & Package
MC33VR5500V0ES uses HPQFN56 (SOT684-23) thermally enhanced wettable flank package with exposed thermal pad (EP). Pin count is 56 active terminals plus EP (pin 57).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| WAKE1 / WAKE2 | Wake-up input | Dual independent wake sources; require external series resistor; trigger state machine exit from STANDBY/OFF |
| VSUP1 / VSUP2 | Main HV supply inputs | Accept 60 V max; reverse-battery diode mandatory on both pins |
| VPRE_FB / PRE_COMP / PRE_CSP / PRE_GHS / PRE_GLS / PRE_SW / PRE_BOOT / VBOS | VPRE controller interface | Support external synchronous buck design: feedback, compensation, current sense, gate drive, bootstrap, and best-of-supply output |
| BUCK1_IN / BUCK1_SW / BUCK1_FB | BUCK1 power path | Integrated synchronous buck: input, switching node, and feedback; VCOREMON must connect to BUCK1 output |
| BUCK2_IN / BUCK2_SW / BUCK2_FB | BUCK2 power path | Integrated synchronous buck; supports multi-phase operation with BUCK1; shares sequencing slot assignment |
| BUCK3_IN / BUCK3_SW / BUCK3_FB / BUCK3_INQ | BUCK3 power path | Integrated synchronous buck; quiet-input option (BUCK3_INQ) reduces noise coupling into sensitive rails |
| BOOST_LS / VBOOST | Boost converter interface | Internal low-side switch; external diode + inductor required; VBOOST monitors output voltage |
| LDO1_IN / LDO1 / LDO2 | LDO power path | LDO1 input tied to VDDIO or another rail; LDO1/LDO2 outputs configurable for MCU I/O and ADC bias |
| SCL / SDA / VDDI2C | I²C interface | Standard I²C bus; VDDI2C powers I²C buffers; pull-downs required on SCL/SDA when unused |
| PSYNC | Power sync I/O | Bidirectional pin; pulled up to VBOS to enable synchronized startup with second PMIC |
| PGOOD / RSTB / INTB | Status outputs | Active-low open-drain outputs; require external pull-up to VDDIO; signal power-good, reset, and interrupt events |
| AMUX / VMON1 / VCOREMON | Analog monitoring | AMUX multiplexes internal voltages to MCU ADC; VMON1 monitors external rail; VCOREMON must connect to BUCK1 output |
| FIN / FOUT | Frequency sync | FIN accepts external clock (e.g., from MCU or crystal oscillator); FOUT provides synchronized output for system-wide EMC alignment |
| GND / EP | Ground reference | Multiple GND pins (21, 22, 27, 40, 57); EP is thermal pad connected to BUCK1/BUCK2/BUCK3 low-side GNDs - must be soldered to PCB ground plane |
Key Features
| Feature | Design Value |
|---|---|
| OTP-programmable power sequencing | Seven configurable startup slots (SLOT_0–SLOT_6); 250 µs or 1 ms inter-slot delay; supports custom ramp timing for BUCK/LDO soft-start |
| Multi-phase BUCK1+BUCK2 operation | Enables 7.2 A peak current on single rail by interleaving BUCK1 and BUCK2 phases - reduces output ripple and thermal stress |
| Fail-safe state machine independence | Dedicated hardware monitor asserts PGOOD/RSTB even if main state machine fails - critical for ASIL-B/C automotive safety compliance |
| Low-noise BUCK3 quiet input (BUCK3_INQ) | Separate low-impedance input path isolates BUCK3 from noisy shared input rails - preserves regulation stability for sensitive analog loads |
| Debug-mode OTP emulation | DBG pin enables engineering-mode OTP reconfiguration via I²C using NXP FlexGUI - no production programming required during development |
| EMC-optimized switching | Combined FIN/FOUT sync, spread-spectrum modulation, and slew-rate control reduce conducted/radiated emissions - simplifies automotive EMC validation |
Applications
| Automotive Radio Systems | V2X Communication Units |
|---|---|
Use Scenario: Powering digital signal processors, RF transceivers, and audio codecs in head-unit radios with strict EMC and thermal constraints. IC Role / Device Role / Timing Role: Primary PMIC delivering VPRE (for tuner front-end), BUCK1 (DSP core), BUCK2 (RF SoC), LDO1 (audio codec I/O), and BOOST (RF PA bias). Use Value: Integrated multi-rail control eliminates discrete regulator count; VPRE's 60 V rating handles load-dump transients without external clamping; FIN/FOUT sync aligns switching frequencies across subsystems to suppress beat frequencies. | Use Scenario: Supplying DSRC/WAVE or C-V2X modules requiring stable, low-noise, and fast-transient power for GNSS receivers, baseband processors, and cellular modems. IC Role / Device Role / Timing Role: Central power manager providing BUCK1 (GNSS SoC core), BUCK2 (modem application processor), BUCK3 (RF transceiver), LDO2 (GNSS LNA bias), and AMUX-monitored rail health. Use Value: VCOREMON input ensures real-time core voltage supervision; BUCK3_INQ minimizes noise injection into GNSS front-end; OFF-mode 10 µA sleep current extends battery backup runtime during vehicle ignition-off states. |
| Infotainment Application Processors | Automotive Display Clusters |
Use Scenario: Powering quad-core ARM-based infotainment SoCs (e.g., i.MX8, Tegra) with dynamic voltage scaling and DDR memory interfaces. IC Role / Device Role / Timing Role: Configured with BUCK1 (SoC core), BUCK2 (SoC I/O), BUCK3 (DDR termination), LDO1 (SoC analog), and BOOST (backlight LED driver supply). Use Value: Static voltage scaling (SVS) on BUCK1/BUCK2 enables dynamic DVFS; multi-phase BUCK1+BUCK2 delivers 7.2 A peak for burst-mode CPU loads; OTP sequencing ensures safe DDR initialization before SoC boot. | Use Scenario: Powering TFT-LCD or OLED instrument clusters with graphics controllers, touch controllers, and backlight drivers under wide temperature and vibration conditions. IC Role / Device Role / Timing Role: Supplies BUCK1 (graphics GPU core), BUCK2 (touch MCU), LDO1 (sensor interface), LDO2 (OLED pixel bias), and VBOOST (LED backlight). Use Value: AEC-Q100 Grade 1 qualification ensures reliability at 125 °C ambient; PSYNC enables synchronized startup with central domain controller; AMUX allows MCU to monitor VBOOST and VCORE in real time without extra ADC channels. |
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 |
|---|---|---|---|
| MC33VR5500V1ES | V1 variant pre-programmed for Radio Mercury reference design; includes factory OTP settings for BUCK1–BUCK3 voltages, sequencing, and SVS parameters not present in V0ES | Targeted specifically for NXP's automotive radio evaluation platform; lacks field-programmability of V0ES for custom sequencing | Select V1ES only when deploying the exact Radio Mercury hardware/software stack; V0ES offers full OTP flexibility for custom infotainment or V2X designs. |
| MPQ4436-AEC1 | Monolithic 60 V/3.5 A buck converter (single-output); no integrated LDOs, boost, multi-phase, or I²C interface; AEC-Q100 Grade 1 but lacks fail-safe state machine and AMUX | Used as primary HV buck only - requires external LDOs, sequencer IC, and monitoring circuitry to match VR5500 functionality | Choose MPQ4436-AEC1 only for cost-sensitive, single-rail applications where full PMIC integration is unnecessary; not a functional substitute for MC33VR5500V0ES in multi-rail systems. |
Compared with MC33VR5500V1ES, the MC33VR5500V0ES provides full OTP configurability for custom power sequencing and voltage settings, while MPQ4436-AEC1 serves only as a basic HV buck - requiring significant external components to approach VR5500's integrated feature set for automotive infotainment or V2X.
Availability
MC33VR5500V0ES is available at Aetrix Electronics and suitable for automotive radio, V2X communication, and infotainment applications requiring stable component supply, AEC-Q100 compliance, and long-term lifecycle support.
Supply support for MC33VR5500V0ES 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 secure connectivity solutions for automotive, industrial, and IoT markets, with deep expertise in automotive-grade power management and functional safety.
The VR5500 product line was designed specifically for next-generation automotive infotainment, telematics, and V2X systems - integrating high-voltage capability, multi-rail precision, fail-safe monitoring, and programmable sequencing in a single AEC-Q100 Grade 1 package.
FAQ
What is the key functional difference between MC33VR5500V0ES and MC33VR5500V1ES?
The MC33VR5500V0ES is a non-programmed OTP part, allowing full field configuration of power sequencing, output voltages, and protection thresholds via I²C and DBG pin. In contrast, MC33VR5500V1ES ships with factory-programmed OTP settings optimized for NXP's Radio Mercury reference design - including fixed BUCK1–BUCK3 voltages, startup order, and SVS parameters. MC33VR5500V0ES retains engineering flexibility; MC33VR5500V1ES trades configurability for faster time-to-test in reference deployments.
Does MC33VR5500V0ES support multi-phase operation, and how is it implemented?
Yes, MC33VR5500V0ES supports multi-phase operation between BUCK1 and BUCK2. When configured via OTP to share the same power-up slot and enabled through M_REG_CTRL1 register bits, BUCK1 and BUCK2 operate interleaved with 180° phase shift - effectively doubling peak current capacity to 7.2 A on a single rail. This reduces output ripple, improves transient response, and lowers thermal stress compared to single-phase operation at equivalent load.
How does the fail-safe state machine in MC33VR5500V0ES enhance automotive safety compliance?
The fail-safe state machine in MC33VR5500V0ES operates independently from the main power management logic, continuously monitoring VBOS, VPRE, and regulator outputs. On detection of undervoltage, overvoltage, or thermal fault - even if the main state machine is stalled or corrupted - it autonomously asserts RSTB and PGOOD to initiate safe system shutdown. This hardware-level redundancy meets ASIL-B requirements for automotive safety-critical power domains without relying on software intervention.
What are the mandatory connections for MC33VR5500V0ES to ensure reliable startup and monitoring?
Required connections for MC33VR5500V0ES include: VSUP1 and VSUP2 (with reverse-battery diodes), VDDIO (powers I²C/AMUX buffers), BUCK1_FB and VCOREMON (must tie VCOREMON directly to BUCK1 output), PGOOD and RSTB (external pull-up to VDDIO), EP (exposed pad soldered to PCB ground plane), and DBG (mandatory connection for debug mode entry). WAKE1/WAKE2 require external series resistors if used as global wake pins.
Can MC33VR5500V0ES be used in 12 V and 24 V automotive systems, and what are the voltage limitations?
Yes, MC33VR5500V0ES supports both 12 V and 24 V nominal systems. Its 60 V absolute maximum input rating covers 24 V load-dump (58 V) and jump-start (48 V for 15 min). Continuous operation is limited to 36 V at 455 kHz VPRE switching or 18 V at 2.2 MHz - validated for 26 V jump-start (2 min) and 35 V load-dump in 12 V systems. The device automatically adjusts operating range based on VPRE frequency configuration and external component selection.
MC33VR5500V0ES 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)
MC33VR5500V0ES FAQ
1.How can I place an order for MC33VR5500V0ES through Aetrix?
Please submit a Request for Quotation (RFQ) for MC33VR5500V0ES 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 MC33VR5500V0ES reliable?
The price and inventory of MC33VR5500V0ES are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC33VR5500V0ES is usually 5 days.
3.What payment methods are accepted for MC33VR5500V0ES?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC33VR5500V0ES transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC33VR5500V0ES?
MC33VR5500V0ES orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC33VR5500V0ES 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 MC33VR5500V0ES?
For technical support, including MC33VR5500V0ES datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC33VR5500V0ES requirements.
6.How does Aetrix verify that MC33VR5500V0ES is sourced from the original manufacturer or authorized distributors?
All MC33VR5500V0ES 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 MC33VR5500V0ES meets industry standards.
7.What is the process for return or replacement of MC33VR5500V0ES?
All MC33VR5500V0ES units undergo pre-shipment inspection (PSI). If there is an issue with MC33VR5500V0ES, 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 MC33VR5500V0ES part is unused and in its original packaging.
Return procedure for MC33VR5500V0ES:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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