LM3242TMX/NOPBIn StockTexas Instruments
6MHz 750mA adjustable step-down DC-DC converter with bypass mode, 2.7V to 5.5V input, 0.4V to 3.6V output, PWM control. From $0.703, in stock, worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- BGA
- Pin Count
- 9
- Lifecycle
- ACTIVE
- Datasheet
- LM3242TMX/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.7030(MOQ 77)
- Temp Range
- -30.0°C to 90.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 6MHz switching frequency enables ultra-compact external component selection
- 750mA output current with voltage-mode PWM control for stable regulation
- Bypass mode allows direct input-to-output connection for low-dropout operation
- Wide adjustable output range: 0.4V to 3.6V suits diverse application voltages
- Miniature 9-ball BGA package minimizes PCB footprint in space-constrained designs
Applications
The LM3242TMX/NOPB is ideal for portable consumer electronics such as smartphones, tablets, and wearables requiring efficient step-down power conversion in tight spaces. Its adjustable output from 0.4V to 3.6V makes it well-suited for powering low-voltage processors, memory modules, and RF front-end circuits. The bypass mode also supports applications where minimal voltage drop is needed at light loads, such as IoT sensors and handheld medical devices.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | ALSO OPERATES IN ADJUSTABLE MODE FROM 0.4 TO 3.6V |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | VOLTAGE-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-B9 |
| JESD-609 Code | e1 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Output Current-Max | 1A |
| Output Voltage-Max | 3.6V |
| Output Voltage-Min | 0.4V |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | GRID ARRAY, VERY THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Surface Mount | YES |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 6300kHz |
| Technology | BICMOS |
| Temperature Grade | OTHER |
| Terminal Finish | Tin/Silver/Copper (Sn/Ag/Cu) |
| Terminal Form | BALL |
| Terminal Pitch | 0.4mm |
| Terminal Position | BOTTOM |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | BGA |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the input and output voltage range of the LM3242TMX/NOPB?
The LM3242TMX/NOPB accepts an input voltage from 2.7V to 5.5V (nominal 3.6V) and provides an adjustable output voltage from 0.4V to 3.6V, making it versatile for a wide range of low-voltage power rail applications.
What applications is the LM3242TMX/NOPB best suited for?
This device is designed for portable and space-constrained applications including smartphones, tablets, wearable devices, IoT sensors, and handheld medical equipment, where efficient step-down conversion and a miniature BGA footprint are critical requirements.
What package does the LM3242TMX/NOPB come in and what does the bypass feature do?
The LM3242TMX/NOPB is housed in a miniature 9-ball BGA (R-PBGA-B9) package. Its bypass mode allows the input to pass directly to the output with minimal voltage drop, which is useful for maintaining power continuity at very light loads or during low-dropout conditions.
How does the 6MHz switching frequency benefit circuit design?
The 6MHz switching frequency of the LM3242TMX/NOPB allows the use of very small external inductors and capacitors, significantly reducing the overall solution size and cost—ideal for compact PCB designs in mobile and portable electronics.
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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.
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