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Infineon Technologies TLE9877QTW40XUMA1
- Part No.:
- TLE9877QTW40XUMA1
- Manufacturer:
- Infineon Technologies
- Category:
- Microcontrollers
- Package:
- 48-TQFP Exposed Pad
- Datasheet:
-
TLE9877QTW40XUMA1.pdf
- Description:
- IC MCU 32BIT 64KB FLASH 48TQFP
- Quantity:
- Payment:
- Shipping:
Inventory:6,330
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Product details
Overview
TLE9877QTW40XUMA1 from Infineon is an automotive-grade 32-bit Arm® Cortex®-M3 microcontroller with integrated LIN 2.2 transceiver and 3-phase BLDC MOSFET driver, operating from 5.5 V to 28 V supply, featuring 64 KB flash, 6 KB RAM, and extended junction temperature range of −40°C to +175°C. It targets motor control in wiper, window lift, sunroof, and tailgate systems.
For engineers reviewing the TLE9877QTW40XUMA1 datasheet, TLE9877QTW40XUMA1 pinout, TLE9877QTW40XUMA1 application, or TLE9877QTW40XUMA1 equivalent, key selection criteria include integrated LIN physical layer compliance, on-chip charge pump for high-side gate drive, high-speed op-amp for shunt-based current sensing, and AEC-Q100 Grade 0 qualification.
Technical Context
The TLE9877QTW40XUMA1 integrates a dedicated SCU-PM power management unit with dual voltage regulators (5.0 V VDDP and 1.5 V VDDC), enabling single-supply operation across automotive battery voltages. Its clock generation includes both low-precision RC oscillator and high-precision external crystal/oscillator input support (OSC_HP) with PLL for core timing stability.
Motor control is enabled by the CCU6 capture/compare unit supporting 3-phase PWM generation with dead-time insertion, synchronized with the high-speed operational amplifier for real-time shunt current measurement. The LIN transceiver complies fully with ISO 17987-4:2016 and supports wake-up via bus activity or local interrupt.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm® Cortex®-M3, 32-bit, up to 50 MHz - enables deterministic real-time motor control with Thumb-2 instruction set. |
| Flash Memory | 64 KB - sufficient for field-upgradable motor control firmware including safety routines and diagnostics. |
| RAM | 6 KB - supports real-time control loop buffers, PID variables, and LIN protocol stack execution. |
| Supply Voltage Range | 5.5 V to 28 V - accommodates cold-crank (6.5 V) and load-dump (28 V) conditions without external DC/DC pre-regulation. |
| Junction Temperature | −40°C to +175°C - qualified for under-hood placement near motors or actuators per AEC-Q100 Grade 0. |
| LIN Compliance | LIN 2.2 physical layer (ISO 17987-4:2016) - enables direct connection to LIN bus without external transceiver or level-shifting components. |
| MOSFET Driver | Integrated 3-phase high-/low-side driver with charge pump - drives external N-channel MOSFETs without bootstrap capacitors or external high-voltage gate drivers. |
Pinout & Package
TLE9877QTW40XUMA1 is housed in a 48-pin TQFP-48-10 package (7 mm × 7 mm, 0.5 mm pitch) with exposed thermal pad for enhanced heat dissipation in motor drive applications.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VBAT | Main power supply input | Accepts 5.5–28 V battery rail; feeds internal PMU for all domain supplies. |
| VDDP | 5.0 V regulated output | Supplies digital logic, LIN transceiver, and GPIO; internally generated from VBAT. |
| VDDC | 1.5 V core supply | Power source for Cortex-M3 core and memory subsystem; low-noise LDO output. |
| OSC_IN / OSC_OUT | High-precision oscillator interface | Supports external crystal (1–20 MHz) or CMOS clock input for accurate timing critical for LIN baud rate and PWM synchronization. |
| TXD_LIN / RXD_LIN | LIN bus interface signals | Dedicated pins for LIN physical layer communication; integrated pull-ups and slew-rate control meet ISO 17987-4 requirements. |
| HSOP / HSOM | High-speed op-amp inputs | Differential inputs for motor phase current sensing via shunt resistor; rail-to-rail input common-mode range supports bidirectional current measurement. |
| OUTxH / OUTxL (x=1–3) | MOSFET gate drive outputs | Three high-side and three low-side outputs with integrated charge pump enable full-bridge driving of external N-channel MOSFETs. |
Key Features
| Feature | Design Value |
|---|---|
| Integrated LIN 2.2 Transceiver | Eliminates need for external LIN PHY, reducing BOM count and PCB area while ensuring interoperability with standard LIN master nodes. |
| On-Chip Charge Pump | Enables high-side N-MOSFET drive without external bootstrap circuitry, improving reliability and simplifying gate driver design for BLDC inverters. |
| High-Speed Operational Amplifier | Configurable gain and bandwidth support precise, low-latency shunt-based current sensing for FOC or six-step commutation algorithms. |
| AEC-Q100 Grade 0 Qualification | Validated for continuous operation at 175°C junction temperature, enabling placement in proximity to motors or actuators without derating. |
| Single-Supply Operation | Direct connection to vehicle battery (5.5–28 V) eliminates need for pre-regulator stage, lowering system cost and improving efficiency. |
Applications
| Wiper Motor Control | Window Lift Actuator |
|---|---|
Use Scenario: Variable-speed intermittent wiper with rain-sensing feedback and soft-start/stop profiles. IC Role / Device Role / Timing Role: Main motor controller executing commutation, LIN command parsing, and analog current/voltage monitoring. Use Value: Integrated LIN interface enables seamless integration into body control modules; high-temp rating allows mounting inside wiper motor housing. | Use Scenario: Anti-pinch detection and position-controlled window lift with obstacle recognition. IC Role / Device Role / Timing Role: Real-time current profiling and PWM timing generator using CCU6 and HSOP for torque estimation. Use Value: On-chip op-amp and 175°C rating permit direct PCB mounting on actuator module, reducing wiring harness complexity and sensor latency. |
| Sunroof Sliding Mechanism | Tailgate Power Assist |
Use Scenario: Bidirectional sliding with end-stop detection, speed ramping, and auto-reverse on obstruction. IC Role / Device Role / Timing Role: LIN slave node receiving commands from roof control unit; executes closed-loop position/speed control using GPT12 timers. Use Value: 64 KB flash stores multiple motion profiles and calibration data; VBAT tolerance handles stop/start battery transients. | Use Scenario: Power-assisted tailgate opening/closing with soft-close, obstacle detection, and manual override. IC Role / Device Role / Timing Role: Motor driver and safety monitor combining LIN command interpretation, current sensing, and watchdog supervision. Use Value: AEC-Q100 Grade 0 qualification ensures long-term reliability in trunk environment where ambient temperatures exceed 100°C. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive BLDC motor control applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STSPIN32F0B | Integrated 3-phase gate driver + Cortex-M0 core (48 MHz), 32 KB flash, no LIN transceiver; requires external LIN PHY. | Targeted at cost-sensitive, non-LIN-connected fans/pumps; lacks AEC-Q100 qualification. | Select when LIN is not required and board space is constrained; verify external LIN PHY compatibility and thermal derating. |
| DRV3245-Q1 | Standalone 3-phase gate driver (no MCU); requires external microcontroller and LIN transceiver. | Used in higher-power (>300 W) systems where separation of control and power domains is preferred. | Choose for modular designs needing independent MCU upgrade path or higher current capability beyond TLE9877's driver limits. |
Compared with STSPIN32F0B and DRV3245-Q1, the TLE9877QTW40XUMA1 uniquely combines AEC-Q100 Grade 0 qualification, embedded LIN 2.2, and high-temp capable gate driving in a single chip-reducing system-level BOM, validation effort, and thermal interface complexity for mid-power automotive actuators.
Availability
TLE9877QTW40XUMA1 is available at Aetrix Electronics and suitable for wiper systems, window lift modules, sunroof mechanisms, and tailgate power assist requiring stable component supply across automotive production lifecycles.
Supply support for TLE9877QTW40XUMA1 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
Infineon Technologies AG is a German semiconductor manufacturer specializing in power management, automotive electronics, and security solutions, with global R&D and manufacturing infrastructure.
The MOTIX™ family, including TLE9877QTW40XUMA1, is engineered specifically for automotive motor control applications-integrating MCU, driver, analog sensing, and communication interfaces to replace multi-chip solutions in body electronics and comfort systems.
FAQ
What is the maximum ambient temperature this device supports in a sealed enclosure?
The TLE9877QTW40XUMA1 is qualified to AEC-Q100 Grade 0, specifying a junction temperature range of −40°C to +175°C. In a sealed enclosure, maximum ambient temperature depends on PCB copper area, thermal vias, and airflow-but with proper thermal design (e.g., 2 oz copper, 8 thermal vias under exposed pad), sustained ambient of 125°C is achievable while maintaining Tj ≤ 175°C.
Does the integrated LIN transceiver support sleep/wake functionality?
Yes. The LIN transceiver supports local wake-up via pin (WAKE) and bus wake-up via dominant timeout detection on RXD_LIN. It meets LIN specification requirements for low-current sleep mode (<15 µA typical) and automatic wake-up on valid header or bus activity, enabling energy-efficient always-on readiness.
Can the high-speed op-amp be used for overcurrent protection with configurable thresholds?
Yes. The HSOP can be configured in comparator mode with programmable hysteresis and routed to the CCU6 or interrupt controller. Combined with ADC sampling or digital comparators, it enables fast (<2 µs response) overcurrent detection directly tied to PWM shutdown, satisfying functional safety requirements for ASIL-B motor control.
Is the 64 KB flash memory partitioned for bootloader and application code?
Yes. The flash is organized into sectors allowing user-defined allocation: typical configurations reserve 8 KB for secure bootloader (with CRC and signature verification) and 56 KB for application firmware. Bootloader entry is triggered via dedicated reset vector or software command, supporting field firmware updates over LIN without external programming hardware.
TLE9877QTW40XUMA1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 48-TQFP Exposed Pad
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M3
- Core Size:
- 32-Bit Single-Core
- Speed:
- 40MHz
- Connectivity:
- LINbus, SPI, SSC, UART/USART
- Peripherals:
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Number of I/O:
- 10
- Program Memory Size:
- 64KB (64K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 4K x 8
- RAM Size:
- 6K x 8
- Voltage - Supply (Vcc/Vdd):
- 5.5V ~ 27V
- Data Converters:
- A/D 5x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 175°C (TJ)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
TLE9877QTW40XUMA1 FAQ
1.How can I place an order for TLE9877QTW40XUMA1 through Aetrix?
Please submit a Request for Quotation (RFQ) for TLE9877QTW40XUMA1 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 TLE9877QTW40XUMA1 reliable?
The price and inventory of TLE9877QTW40XUMA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TLE9877QTW40XUMA1 is usually 5 days.
3.What payment methods are accepted for TLE9877QTW40XUMA1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TLE9877QTW40XUMA1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TLE9877QTW40XUMA1?
TLE9877QTW40XUMA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TLE9877QTW40XUMA1 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 TLE9877QTW40XUMA1?
For technical support, including TLE9877QTW40XUMA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TLE9877QTW40XUMA1 requirements.
6.How does Aetrix verify that TLE9877QTW40XUMA1 is sourced from the original manufacturer or authorized distributors?
All TLE9877QTW40XUMA1 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 TLE9877QTW40XUMA1 meets industry standards.
7.What is the process for return or replacement of TLE9877QTW40XUMA1?
All TLE9877QTW40XUMA1 units undergo pre-shipment inspection (PSI). If there is an issue with TLE9877QTW40XUMA1, 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 TLE9877QTW40XUMA1 part is unused and in its original packaging.
Return procedure for TLE9877QTW40XUMA1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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