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Texas Instruments TWL6032A2B4YFFT
- Part No.:
- TWL6032A2B4YFFT
- Manufacturer:
- Texas Instruments
- Category:
- Power Management - Specialized
- Package:
- 155-UFBGA, DSBGA
- Datasheet:
-
TWL6032A2B4YFFT.pdf
- Description:
- IC PWR/BATTERY MGMT 155DSBGA
- Quantity:
- Payment:
- Shipping:
Inventory:4,459
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Product details
Overview
TWL6032A2B4YFFT from Texas Instruments is a fully integrated power management IC (PMIC) for battery-powered mobile systems, featuring five buck converters (including one 5.0-A, 3-MHz unit), 11 LDOs, USB OTG support with power path, real-time clock, 12-bit ADC with 19 channels, and coulomb counting - deployed in smartphones and tablets for system voltage regulation, battery charging, and peripheral power sequencing.
For engineers reviewing the TWL6032A2B4YFFT datasheet, TWL6032A2B4YFFT pinout, TWL6032A2B4YFFT application, or TWL6032A2B4YFFT equivalent, key selection considerations include its 155-pin WCSP package, OTP-configurable power-up/down sequences, dual I²C interfaces, thermal shutdown protection, and compliance with USB Battery Charging 1.2 and JEITA guidelines.
Technical Context
The TWL6032A2B4YFFT integrates a 3-MHz switched-mode system supply regulator with USB/battery power path and supplemental mode for cold-start operation, alongside three independent 6-MHz buck converters supporting dynamic voltage scaling (DVS). Its power controller uses OTP memory to define startup/shutdown sequences between SLEEP and ACTIVE states, while two I²C interfaces enable full resource configuration and external device control via digital output signals.
It includes a dedicated linear charger with safety timer, thermal protection, and overvoltage safeguards; a 13-bit coulomb counter with four programmable integration periods; and RTC with three buffered 32-kHz outputs (CLK32KAO, CLK32KG, CLK32KAUDIO) derived from an internal crystal oscillator - all operating across –40°C to +85°C with 8 µA BACKUP-state quiescent current.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Buck Converters | Five total: one 5.0-A/3-MHz, two 2.5-A/6-MHz, three 1.1-A/6-MHz - supports processor core, memory, I/O, and preregulation with DVS capability |
| LDO Regulators | 11 total: six 0.2-A (1.0–3.3 V), one 50-mA low-noise, one 50-mA preregulated, one 100-mA USB LDO, two internal - enables clean analog/digital rail separation |
| USB Power Path | Integrated 3-MHz SMPS with external low-ohmic PMOS FET support; complies with USB 2.0, OTG/EH 2.0, and USB BC 1.2 standards |
| ADC & Monitoring | 12-bit sigma-delta ADC with 19 input channels (7 external), plus 13-bit coulomb counter - provides battery health tracking and system-level analog sensing |
| RTC & Clocking | Real-time clock with alarm/timer, three 32-kHz buffered outputs, crystal-based timing - delivers precise timekeeping and wakeup signaling without external components |
| Package | 155-pin DSBGA (WCSP), 5.21 mm × 5.36 mm, 0.4-mm ball pitch - ultra-compact footprint optimized for space-constrained mobile PCBs |
| Quiescent Current | 8 µA in BACKUP state, 20 µA in WAIT-ON, 110 µA in SLEEP with two DC-DCs active - minimizes battery drain during idle modes |
Pinout & Package
Package: 155-ball DSBGA (WCSP), 5.21 mm × 5.36 mm, 0.4-mm pitch, RoHS-compliant SnAgCu finish, MSL Level-1.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VANA | Analog supply input | Provides clean 2.5–5.5 V analog rail for internal ADC, RTC, and LDO bias circuitry |
| VRTC | RTC supply input | Dedicated low-noise input for real-time clock operation and backup domain retention |
| BACKUP | Backup battery terminal | Connects to coin-cell or secondary battery to maintain RTC and register state during main power loss |
| SMPS1–SMPS5 | Buck converter outputs | Five high-efficiency switching outputs supporting up to 5.0 A total load with DVS and sequencing control |
| LDO1–LDO7, LDOUSB, LDOLN | LDO regulator outputs | Nine user-accessible LDOs plus two internal regulators - configurable for I/O, audio, USB, and sensor rails |
| I2C_SCL / I2C_SDA (x2) | I²C interface buses | Dual I²C ports allow simultaneous communication with host processor and external peripherals for flexible system control |
| GPADC_IN0–IN6 | ADC analog inputs | Seven external analog measurement channels for battery voltage, temperature, headset detection, and system monitoring |
| CLK32KAO / CLK32KG / CLK32KAUDIO | 32-kHz clock outputs | Three buffered, independent 32-kHz clocks for audio subsystems, general timing, and RTC synchronization |
| OSC32KIN / OSC32KOUT / OSC32KCAP | Crystal oscillator interface | Supports external 32.768-kHz crystal connection with on-chip load capacitance tuning for stable RTC reference |
| USB_ID / ACA / ADP | USB OTG detection pins | Enables accessory charger adapter (ACA) and accessory detection protocol (ADP) compliance per USB OTG spec |
Key Features
| Feature | Design Value |
|---|---|
| OTP-configurable power sequencing | Startup and shutdown sequences stored in one-time-programmable memory - eliminates need for external sequencer logic or firmware intervention |
| Dual I²C interfaces | Two independent I²C buses support concurrent host control and peripheral coordination - simplifies system-level power management architecture |
| USB power path with supplemental mode | Enables immediate system boot from USB even with zero-battery condition - critical for field service and rapid device initialization |
| Thermal monitoring with warning/shutdown | On-die temperature sensing triggers high-temp warning interrupt and automatic thermal shutdown at safe threshold - prevents silicon damage under overload |
| 13-bit coulomb counter | Four programmable integration periods allow precise battery charge/discharge tracking across varying load profiles - improves fuel-gauge accuracy |
| Backup battery support | Dedicated BACKUP rail and RTC retention domain maintain time/date and critical registers during main power removal - ensures seamless resume after power loss |
Applications
| Smartphone Power Management | Tablet System Sequencing |
|---|---|
Use Scenario: Multi-rail power delivery for application processor, memory, display, and connectivity modules in compact handheld form factor. IC Role / Device Role / Timing Role: Central PMIC managing all voltage domains, battery charging, USB OTG negotiation, and RTC timing. Use Value: Reduces BOM count by integrating five bucks, 11 LDOs, charger, ADC, and RTC - enabling single-chip power solution for ARM-based platforms. | Use Scenario: Coordinated power-up of CPU, GPU, LPDDR, and touch controller during cold boot and suspend/resume cycles. IC Role / Device Role / Timing Role: Sequencing controller using OTP-programmed power states and dual I²C for synchronized rail activation. Use Value: Eliminates external GPIO-based sequencing logic and guarantees deterministic power-on timing across diverse SoC configurations. |
| Portable Media Player Battery Monitoring | Gaming Handset Thermal Protection |
Use Scenario: Accurate battery fuel gauging and runtime estimation during variable audio/video playback loads. IC Role / Device Role / Timing Role: Coulomb counter and 12-bit ADC performing real-time charge integration and battery voltage/temperature sampling. Use Value: Achieves ±1% charge tracking accuracy over full discharge cycle - extends perceived battery life through reliable state-of-charge reporting. | Use Scenario: Sustained GPU/CPU operation causing localized die heating in handheld gaming devices. IC Role / Device Role / Timing Role: On-die thermal sensor triggering high-temp warning and automatic thermal shutdown at 125°C. Use Value: Prevents permanent junction damage and maintains safe skin temperature - meets IEC 62368-1 thermal safety requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar PMIC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TPS65910A3RSLR | 10-buck + 10-LDO architecture; no integrated USB charger; supports higher I²C speed (1 MHz); different OTP structure | Targeted at OMAP4/AM335x platforms; lacks USB BC 1.2 compliance and coulomb counter | Choose when higher buck count and faster I²C are prioritized over USB charging and battery telemetry |
| MAX8649ETE+T | Four-buck + six-LDO; no RTC, ADC, or coulomb counter; supports only 2.5-A max buck current | Designed for simpler embedded applications without complex battery management or timing functions | Choose for cost-sensitive designs where RTC, fuel gauging, and USB OTG are not required |
Compared with TPS65910A3RSLR and MAX8649ETE+T, the TWL6032A2B4YFFT uniquely combines USB-compliant power path, coulomb counting, RTC, and OTP-based sequencing in a single 155-ball WCSP - making it optimal for battery-centric mobile SoCs requiring comprehensive power intelligence.
Availability
TWL6032A2B4YFFT is available at Aetrix Electronics and suitable for smartphone power management, tablet system sequencing, portable media player battery monitoring, gaming handset thermal protection, and handheld navigation system design requiring stable component supply and long-term lifecycle support.
Supply support for TWL6032A2B4YFFT 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
Texas Instruments is a global semiconductor company headquartered in Dallas, Texas, delivering analog and embedded processing solutions for industrial, automotive, and personal electronics markets.
The TWL6032A2B4YFFT belongs to TI's TWL series of highly integrated power management ICs, designed specifically for battery-powered mobile platforms requiring compact, intelligent, and standards-compliant power subsystems.
FAQ
What is the primary function of the TWL6032A2B4YFFT in a mobile system?
The TWL6032A2B4YFFT serves as a fully integrated power management IC that delivers regulated voltages to processor cores, memory, I/O, and peripherals; manages Li-ion battery charging via USB power path; provides real-time clock functionality; and monitors system parameters using its 12-bit ADC and coulomb counter - all within a single 155-ball WCSP package. It replaces multiple discrete regulators and controllers in smartphones and tablets.
Does the TWL6032A2B4YFFT support USB On-The-Go (OTG) functionality?
Yes, the TWL6032A2B4YFFT includes a dedicated USB OTG module with ID detection, ACA support, ADP compliance, and boost-mode operation. It enables the host device to act as a USB host when connected to peripherals, and supports supplement mode to draw current from the battery during USB power path operation - meeting USB OTG and EH 2.0 specifications.
How does the TWL6032A2B4YFFT handle power sequencing during startup and shutdown?
The TWL6032A2B4YFFT uses one-time-programmable (OTP) memory to store customizable power-up and power-down sequences between SLEEP and ACTIVE states. These sequences control the timing and order of buck converter and LDO activation/deactivation, and can include digital output signals to manage external devices - eliminating dependency on host processor firmware for basic power sequencing.
What thermal protection features are implemented in the TWL6032A2B4YFFT?
The TWL6032A2B4YFFT incorporates on-die thermal monitoring that generates a high-temperature warning interrupt and initiates automatic thermal shutdown at a defined junction temperature threshold. This dual-level protection prevents permanent damage during sustained overload or poor PCB thermal design, and is fully documented in the SWCS076B datasheet revision August 2014.
Is the TWL6032A2B4YFFT compatible with standard 32.768-kHz crystals?
Yes, the TWL6032A2B4YFFT supports external 32.768-kHz crystals via dedicated OSC32KIN, OSC32KOUT, and OSC32KCAP pins. The internal oscillator circuit includes programmable load capacitance tuning to match common crystal specifications, ensuring stable 32-kHz reference generation for RTC and audio clocking functions without external components.
TWL6032A2B4YFFT Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Series:
- -
- Package/Case:
- 155-UFBGA, DSBGA
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Applications:
- Handheld/Mobile Devices, OMAP™
- Current - Supply:
- 20µA
- Voltage - Supply:
- 2.5V ~ 4.8V
- Operating Temperature:
- -40°C ~ 85°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 155-DSBGA (5.21x5.36)
TWL6032A2B4YFFT FAQ
1.How can I place an order for TWL6032A2B4YFFT through Aetrix?
Please submit a Request for Quotation (RFQ) for TWL6032A2B4YFFT 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 TWL6032A2B4YFFT reliable?
The price and inventory of TWL6032A2B4YFFT are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TWL6032A2B4YFFT is usually 5 days.
3.What payment methods are accepted for TWL6032A2B4YFFT?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TWL6032A2B4YFFT transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TWL6032A2B4YFFT?
TWL6032A2B4YFFT orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TWL6032A2B4YFFT 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 TWL6032A2B4YFFT?
For technical support, including TWL6032A2B4YFFT datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TWL6032A2B4YFFT requirements.
6.How does Aetrix verify that TWL6032A2B4YFFT is sourced from the original manufacturer or authorized distributors?
All TWL6032A2B4YFFT 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 TWL6032A2B4YFFT meets industry standards.
7.What is the process for return or replacement of TWL6032A2B4YFFT?
All TWL6032A2B4YFFT units undergo pre-shipment inspection (PSI). If there is an issue with TWL6032A2B4YFFT, 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 TWL6032A2B4YFFT part is unused and in its original packaging.
Return procedure for TWL6032A2B4YFFT:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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