LM3205TL Texas Instruments Integrated Circuit (Other) In Stock
The LM3205TL is an adjustable current-mode PWM step-down DC-DC converter by Texas Instruments accepting 2.7V to 5.5V input and providing 0.8V to 3.6V output. It uses a compact 8-ball PBGA package suited for space-constrained mobile and portable designs. Available lead-free with worldwide distribution and competitive pricing.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- LM3205TL Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -30.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LM3205TL?
- Adjustable 0.8V to 3.6V output voltage from a 2.7V to 5.5V input for flexible power rail configuration
- Current-mode PWM control delivers fast transient response and inherent current limiting for portable applications
- Compact 8-ball PBGA package enables ultra-small PCB footprint in mobile and handheld device designs
- Wide input range of 2.7V to 5.5V compatible with single-cell Li-ion and USB power sources
What is LM3205TL used for?
The LM3205TL is designed for portable electronics, smartphones, and IoT devices that need to step down a Li-ion cell or USB input (2.7V to 5.5V) to a stable core voltage between 0.8V and 3.6V. Its current-mode PWM architecture provides fast load transient response, making it suitable for powering application processors, DSPs, and memory in battery-powered designs. The PBGA package allows integration in thin consumer devices where PCB area and component height are tightly constrained.
What are the specifications of LM3205TL?
| Pbfree Code | Yes |
| YTEOL | 0 |
| Additional Feature | ALSO HAS VARIABLE OUTPUT VOLTAGE FROM 0.8V TO 3.6V |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 5.5V |
| Input Voltage-Min | 2.7V |
| Input Voltage-Nom | 3.6V |
| JESD-30 Code | R-PBGA-B8 |
| JESD-609 Code | e1 |
| Number of Functions | 1 |
| Output Current-Max | 1.2A |
| Output Voltage-Max | 3.6V |
| Output Voltage-Min | 0.8V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | BGA8,3X3,20 |
| Package Shape | RECTANGULAR |
| Package Style | GRID ARRAY, VERY THIN PROFILE, FINE PITCH |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 2300kHz |
| Technology | CMOS |
| Temperature Grade | OTHER |
| Terminal Finish | TIN SILVER COPPER |
| Terminal Form | BALL |
| Terminal Pitch | 0.5mm |
| Terminal Position | BOTTOM |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Where can I find the LM3205TL datasheet?
LM3205TL Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM3205TL?
Compatible alternatives and drop-in replacements for LM3205TL:
Switching Regulator, Current-mode, 0.65A, 2000kHz Switching Freq-Max, PBGA8
Frequently Asked Questions
What input and output voltage ranges does the LM3205TL support in portable power designs?
The LM3205TL accepts input voltages from 2.7V to 5.5V and provides an adjustable output from 0.8V to 3.6V, covering common processor core and I/O rail voltages. This range is compatible with single-cell Li-ion batteries (2.7V to 4.2V) and 5V USB power inputs, making it versatile for smartphones, tablets, and IoT sensor nodes.
How does current-mode PWM control in the LM3205TL benefit portable device power rails?
Current-mode PWM control inherently limits peak inductor current cycle-by-cycle, providing fast short-circuit protection without additional circuitry. It also improves transient response when processor load current changes suddenly, maintaining output voltage regulation within tens of millivolts during load steps—critical for stable operation of application processors and RF transceivers in battery-powered devices.
Which battery-powered or mobile applications are best suited for the LM3205TL step-down converter?
The LM3205TL suits smartphones, portable media players, wireless sensors, and wearable devices powered by a Li-ion cell or USB bus. Its 0.8V to 3.6V adjustable output covers LPDDR memory rails (1.2V to 1.8V) and processor core voltages (0.9V to 1.2V), enabling efficient power delivery across multiple supply rails from a single converter in compact designs.
What package does the LM3205TL use and how does it affect PCB layout in thin devices?
The LM3205TL is housed in an 8-ball PBGA package with a very small footprint, reducing the converter's PCB area to under 4 mm² including the IC body. This enables placement alongside other power components in high-density mobile PCB layouts. Designers should keep the switching node trace short and the output capacitor within 3 mm of the output pin to minimize EMI and voltage ripple.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit