LM3208TL Texas Instruments Integrated Circuit (Other) In Stock
LM3208TL is a current-mode PWM step-down DC-DC converter operating from 2.7 V to 5.5 V input, delivering a regulated output for portable electronics in an 8-ball DSBGA package measuring approximately 1.5 mm × 1.5 mm. It integrates the power MOSFET and achieves up to 95 % efficiency at typical 3.6 V input. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- LM3208TL 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 LM3208TL?
- Current-mode PWM control for fast transient response and inherent cycle-by-cycle current limiting
- 2.7 V to 5.5 V input range covering single Li-ion, 3.3 V, and 5 V USB supply rails
- Integrated power MOSFET in 8-ball DSBGA package under 1.5 mm × 1.5 mm for ultra-compact designs
- Up to 95 % efficiency at 3.6 V input minimizing thermal dissipation in space-constrained wearables
What is LM3208TL used for?
LM3208TL is used in portable consumer electronics such as smartphones, digital cameras, and wireless earbuds that need to step down a Li-ion cell voltage to power display backlights, image sensors, or low-voltage logic rails. Its tiny DSBGA footprint allows placement directly under a PCB component or inside module cavities where conventional inductors and capacitors occupy minimal board area. The 2.7 V to 5.5 V input range also makes it suitable for USB-powered accessories and Bluetooth audio modules requiring sub-3.3 V supply rails.
What are the specifications of LM3208TL?
| Pbfree Code | Yes |
| YTEOL | 0 |
| 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 |
| Screening Level | ATEX; TS 16949 |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 2200kHz |
| Technology | BICMOS |
| 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 LM3208TL datasheet?
LM3208TL Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM3208TL?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What input voltage range does LM3208TL support, and which battery chemistries are compatible?
LM3208TL operates from 2.7 V to 5.5 V input, covering a fully discharged single Li-ion cell at 2.7 V through a 5 V USB supply at 5.5 V. This range is compatible with 1S lithium-polymer packs used in smartphones, single alkaline cells in certain wearables, and 5 V USB bus power in USB-connected accessories without requiring an input regulator stage.
How does current-mode PWM control benefit LM3208TL in dynamic load applications?
Current-mode PWM control in LM3208TL senses the inductor current each switching cycle, enabling the converter to respond to load current steps within one or two switching cycles. This results in tighter output voltage regulation during load transients compared to voltage-mode control, making LM3208TL well-suited for digital loads that switch between sleep at microampere levels and active at tens of milliamperes within microseconds.
For a Bluetooth audio module needing compact power conversion, how small is LM3208TL?
LM3208TL is housed in an 8-ball DSBGA package with a footprint of approximately 1.5 mm × 1.5 mm and a profile height under 0.6 mm. This ultra-compact form factor allows placement directly adjacent to the RF SoC on a Bluetooth module PCB, leaving more area for the antenna keepout zone and reducing the overall module size compared to designs using an SC-70 or SOT-23 packaged regulator.
When would a designer choose LM3208TL over a low-dropout linear regulator for a 3.3 V to 1.8 V conversion?
For a 3.3 V to 1.8 V conversion at 200 mA, a linear regulator dissipates (3.3 V - 1.8 V) × 200 mA = 300 mW as heat, which requires careful thermal management. LM3208TL as a switching regulator achieves up to 95 % efficiency on the same conversion, dissipating only about 16 mW, extending battery run time by approximately 10 to 15 % in a portable product running 8 hours per day.
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