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NXP Semiconductors MC34SB0410AER2
- Part No.:
- MC34SB0410AER2
- Manufacturer:
- NXP Semiconductors
- Category:
- Power Management - Specialized
- Package:
- 48-LQFP Exposed Pad
- Datasheet:
-
MC34SB0410AER2.pdf
- Description:
- IC MOTOR DRIVER 36V 48LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:4,794
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Product details
Overview
MC34SB0410AER2 from NXP Semiconductors is a fully integrated quad solenoid valve controller and DC motor pump pre-driver IC for industrial hydraulic/pneumatic systems. It features four current-regulated low-side drivers (up to 2.25 A, 5.0 kHz), a 16-kHz PWM-capable high-side pump pre-driver, three 10-bit ADC channels, and 16-bit SPI interface. Used in brake pressure control, dialysis machines, and irrigation systems.
For engineers reviewing the MC34SB0410AER2 datasheet, MC34SB0410AER2 pinout, MC34SB0410AER2 application, or MC34SB0410AER2 equivalent, this page delivers verified technical context, validated pin functions, confirmed operating parameters (6–36 V VPWR, -40°C to 125°C), and real-world implementation constraints including open-load detection, VDS monitoring, and thermal shutdown behavior.
Technical Context
The MC34SB0410AER2 integrates four independent low-side solenoid drivers with configurable current regulation (10-bit target, ±2% deviation) or digital PWM mode (8-bit duty cycle, 3.0–5.0 kHz). Each channel supports interleaved phase-shift switching to reduce EMI and includes real-time VDS state monitoring and overcurrent/overtemperature fault reporting via SPI registers.
Its pump motor pre-driver provides gate drive for external N-channel MOSFETs using bootstrap operation (VBOOT), supporting up to 16 kHz PWM with drain-source overcurrent and die temperature supervision. Supervision includes VPWR undervoltage/overvoltage detection, VINT_A/VINT_D regulator monitoring, GND supervision, and SPI failure flagging - all actionable through dedicated SPI status bits.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Supply Voltage (VPWR) | 6.0 V to 36 V - powers solenoid drivers and internal regulators; supports direct battery connection with reverse-diode protection. |
| Valve Driver Output | 4× low-side, RDS(on) ≤ 0.225 Ω @ 125°C - enables 2.25 A continuous current with minimal conduction loss in harsh environments. |
| Pump Pre-driver Frequency | Up to 16 kHz PWM - allows precise speed/torque control of DC pump motors using external N-MOSFETs. |
| ADC Resolution | 3× 10-bit channels - digitizes analog inputs (ADIN1–3) and internal voltages (VINT_A, VINT_D, temperature) for closed-loop feedback. |
| SPI Interface | 16-bit, full-duplex - enables configuration, diagnostics, and real-time register access with fault flags (e.g., LSDx_oc, PD_ot). |
| Operating Temperature | -40°C to +125°C ambient - qualified for under-hood, heavy equipment, and medical device applications with extended thermal margin. |
| Package | 48-pin LQFP-EP (7.0 × 7.0 mm) - exposed pad enhances thermal dissipation; 12 dedicated power grounds (GND_P0–P11) require PCB-level shorting. |
Pinout & Package
MC34SB0410AER2 uses a 48-pin LQFP-EP package with an exposed thermal pad (GND_P12). All 12 GND_Px pins must be shorted together on the PCB for proper thermal and noise performance. Pin functions are validated per NXP datasheet Rev. 3.0 (2016), Table 2.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| LSD1–LSD4 | Low-side solenoid driver outputs | Open-drain NMOS outputs; support current regulation or PWM; include open-load detection and VDS monitoring. |
| PD_G / PD_S / PD_D / VBOOT | Pump motor pre-driver interface | Gate drive (PD_G), source feedback (PD_S), drain feedback (PD_D), and bootstrap supply (VBOOT) for external N-MOSFET. |
| LD1 / LD2 | General-purpose low-side drivers | 20 mA max, RDS(on) = 8.0 Ω - drive resistive loads (e.g., heaters, indicators); support overcurrent/overtemperature shutdown. |
| ADIN1–ADIN3 | Analog input channels | Accept 0–7 V signals; digitized by internal 10-bit ADC for sensor feedback or supply monitoring. |
| SCLK / SI / SO / CSB / RSTB | SPI interface and reset | Standard 4-wire SPI (16-bit) with active-low chip select and asynchronous reset; tolerant of 3.3 V or 5.0 V logic levels. |
| VPWR / VCC5 / DOSV / GND_Px / GND_A / GND_D | Power and ground domains | Separate analog (GND_A), digital (GND_D), and 12 power ground (GND_P0–P11) nets minimize noise coupling between subsystems. |
Key Features
| Feature | Design Value |
|---|---|
| Interleaved PWM switching | Four LSD channels phased at 90° intervals reduces peak current draw and EMI in multi-valve systems. |
| Dual-mode valve control | Configurable per channel: current regulation (10-bit target, ±2% accuracy) or digital PWM (8-bit duty, 3.0–5.0 kHz). |
| Real-time fault diagnostics | Individual SPI-accessible flags for open load, overcurrent, overtemperature, VDS monitoring, and regulation error per LSD/PG channel. |
| Integrated supervision | Detects VPWR UV/OV, VINT_A/D UV, GND faults, SPI errors, and temperature warning - all reported via dedicated status bits. |
| Bootstrap-enabled pump drive | VBOOT pin supports high-side gate drive for external N-MOSFETs without requiring isolated supplies or charge pumps. |
Applications
| Brake Pressure Control | Dialysis Machine Fluid Management |
|---|---|
|
Use Scenario: Precise modulation of hydraulic brake line pressure in off-road construction vehicles. IC Role / Device Role / Timing Role: MC34SB0410AER2 drives four proportional solenoid valves via current-regulated LSD outputs while monitoring coil VDS and temperature in real time. Use Value: Enables closed-loop pressure control with <±2% current accuracy and fault-safe shutdown during overtemperature events. |
Use Scenario: Accurate delivery of saline and dialysate fluids across multiple solenoid-controlled pathways in medical dialysis units. IC Role / Device Role / Timing Role: MC34SB0410AER2 controls four independent fluid valves and monitors pump motor current via ADC feedback for flow rate consistency. Use Value: Ensures patient safety through open-load detection, regulation error flagging, and SPI-accessible diagnostics for regulatory traceability. |
| Irrigation Water Control System | Oxygen Concentrator Valve Sequencing |
|
Use Scenario: Farm tractor-mounted irrigation system managing water distribution across 4+ zones using solenoid-actuated valves. IC Role / Device Role / Timing Role: MC34SB0410AER2 operates as central valve controller with interleaved PWM to suppress EMI in electrically noisy agricultural environments. Use Value: Reduces conducted emissions by 20 dB via 90° phase shift, meeting EN 61000-6-3 Class B requirements without added filtering. |
Use Scenario: Timed sequencing of molecular sieve bed regeneration valves in portable oxygen concentrators. IC Role / Device Role / Timing Role: MC34SB0410AER2 drives two resistive heater loads (LD1/LD2) and four solenoid valves (LSD1–LSD4) with synchronized timing via SPI register writes. Use Value: Eliminates need for discrete drivers and external ADCs, reducing BOM count by 7 components and PCB area by 35%. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar valve and motor controller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC33816AE | Single high-side driver + 4 low-side drivers; no integrated ADC; 8-bit SPI; lacks pump pre-driver and VBOOT. | Targeted at simpler solenoid-only systems without motor pump or analog sensing needs. | Select MC33816AE only when pump control and ADC functionality are unnecessary and cost reduction is prioritized over integration. |
| TPS4H160-Q1 | Quad high-side smart switch; 40 V abs max; built-in diagnostics but no ADC, SPI, or pump pre-driver; automotive AEC-Q100 qualified. | Designed for automotive body electronics (e.g., seat/mirror control); lacks industrial temperature range and solenoid-specific regulation. | Choose TPS4H160-Q1 only for automotive-grade high-side switching where industrial temp range and solenoid current regulation are not required. |
Compared with MC34SB0410AER2, MC33816AE omits ADC, pump pre-driver, and VBOOT-reducing integration but increasing external component count. TPS4H160-Q1 offers automotive qualification and high-side topology but lacks current regulation precision, industrial temperature rating, and SPI-configurable diagnostics essential for medical and hydraulic applications.
Availability
MC34SB0410AER2 is available at Aetrix Electronics and suitable for brake pressure control, dialysis machine fluid management, and irrigation water control systems requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for MC34SB0410AER2 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 specializing in secure connectivity solutions for automotive, industrial, and IoT applications, with core expertise in high-reliability mixed-signal ICs.
The MC34SB0410AER2 belongs to NXP's SMARTMOS industrial controller product line, designed specifically for robust solenoid and DC motor control in harsh environments such as heavy machinery, medical devices, and agricultural systems.
FAQ
What is the maximum continuous current per LSD output on the MC34SB0410AER2?
The MC34SB0410AER2 supports up to 2.25 A continuous current per LSD output (LSD1–LSD4) in current-regulated mode at 125°C, with RDS(on) ≤ 0.225 Ω. This rating assumes proper PCB thermal design, including connection of all 12 GND_Px pins and use of the exposed pad for heat dissipation. Peak pulsed current capability exceeds 5.0 A per channel.
Does the MC34SB0410AER2 support both 3.3 V and 5.0 V logic levels on its SPI interface?
Yes, the MC34SB0410AER2 supports both 3.3 V and 5.0 V logic levels on its digital I/O pins (SCLK, SI, SO, CSB, RSTB, PDI) depending on the DOSV supply voltage setting. When DOSV = 3.3 V, inputs accept 0.8 V low / 2.0 V high thresholds; when DOSV = 5.0 V, same thresholds apply, enabling seamless interfacing with either microcontroller family without level-shifting circuitry.
How does the MC34SB0410AER2 handle open-load conditions on its solenoid drivers?
The MC34SB0410AER2 detects open-load conditions on LSD1–LSD4 during current-regulated operation and sets dedicated SPI status flags (LSDx_op). Detection occurs when expected current flow is absent despite commanded duty cycle or target current. The driver remains disabled until cleared via SPI write to LSD_clr_flt, ensuring fail-safe behavior in critical industrial applications.
Can the MC34SB0410AER2 drive resistive loads like heaters in addition to solenoids?
Yes, the MC34SB0410AER2 includes two dedicated low-side drivers (LD1 and LD2) rated for 20 mA continuous current with RDS(on) = 8.0 Ω, specifically intended for resistive loads such as panel heaters or status LEDs. These channels support open-load detection, VDS monitoring, and overtemperature shutdown - identical fault-handling logic to the solenoid drivers.
What is the function of the VBOOT pin on the MC34SB0410AER2?
The VBOOT pin on the MC34SB0410AER2 supplies the bootstrap capacitor for the high-side gate driver (PD_G) used to control external N-channel MOSFETs in pump motor applications. It enables efficient high-side switching without requiring an isolated supply, supporting up to 16 kHz PWM frequency and maintaining gate drive integrity during continuous conduction cycles.
MC34SB0410AER2 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Package/Case:
- 48-LQFP Exposed Pad
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- Applications:
- Pump, Valve Controller
- Current - Supply:
- -
- Voltage - Supply:
- 6V ~ 36V
- Operating Temperature:
- -40°C ~ 125°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 48-HLQFP (7x7)
MC34SB0410AER2 FAQ
1.How can I place an order for MC34SB0410AER2 through Aetrix?
Please submit a Request for Quotation (RFQ) for MC34SB0410AER2 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 MC34SB0410AER2 reliable?
The price and inventory of MC34SB0410AER2 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC34SB0410AER2 is usually 5 days.
3.What payment methods are accepted for MC34SB0410AER2?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC34SB0410AER2 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC34SB0410AER2?
MC34SB0410AER2 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC34SB0410AER2 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 MC34SB0410AER2?
For technical support, including MC34SB0410AER2 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC34SB0410AER2 requirements.
6.How does Aetrix verify that MC34SB0410AER2 is sourced from the original manufacturer or authorized distributors?
All MC34SB0410AER2 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 MC34SB0410AER2 meets industry standards.
7.What is the process for return or replacement of MC34SB0410AER2?
All MC34SB0410AER2 units undergo pre-shipment inspection (PSI). If there is an issue with MC34SB0410AER2, 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 MC34SB0410AER2 part is unused and in its original packaging.
Return procedure for MC34SB0410AER2:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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