LM5127QRGZRQ1
42V WIDE-VIN TRIPLE BUCK AND BOO
Pmic Voltage Regulators Dc Dc Switching Controllers
48-VFQFN Exposed Pad
Active
$6.64 / unit (market reference)
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Texas Instruments |
| Model | LM5127QRGZRQ1 |
| Package / Case | 48-VFQFN Exposed Pad |
| Mounting Type | Surface Mount, Wettable Flank |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Topology | Buck, Boost, SEPIC |
| Frequency - Switching | 100kHz ~ 2.2MHz |
| Number of Outputs | 3 |
| Supplier Device Package | 48-VQFN (7x7) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
LM5127QRGZRQ1 by Texas Instruments is a Buck, Boost, SEPIC IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output adjustable. The 48-VFQFN Exposed Pad package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
📖 Technical Guides for LM5127QRGZRQ1
ESP32 vs STM32: Which MCU is Right for Your Project?
Components Guide
Chinese MCU Alternatives: GD32, AT32, APM32 & More — 40-80% Cost Savings vs ST/NXP/Microchip
Components Guide
Op-Amp Selection Guide: 8 Most Popular Types and When to Use Each
Components Guide
LM358 Alternatives & Replacements: Complete Pin-to-Pin Guide
Components Guide
Alternatives & Replacements
View All →NCP81109BMNTXG
IC REG BUCK CTLR 48QFN
UCD9220RGZR
IC REG CTRLR BUCK PMBUS 48VQFN
ISL6327CRZ-T
SWITCHING CONTROLLER, VOLTAGE-MO
ISL6307CRZ-T
SWITCHING CONTROLLER, VOLTAGE-MO
NCP81109DMNTXG
IC REG BUCK CTLR 48QFN
NCP81109GMNTXG
IC REG BUCK CTLR 48QFN
All Technical Specifications
| Function | Step-Up, Step-Down, Step-Up/Step-Down |
| Topology | Buck, Boost, SEPIC |
| Clock Sync | Yes |
| Output Type | Transistor Driver |
| Output Phases | 1 |
| Control Features | Current Limit, Enable, Frequency Control, Soft Start |
| Duty Cycle (Max) | 94% |
| Number of Outputs | 3 |
| Output Configuration | Positive |
| Frequency - Switching | 100kHz ~ 2.2MHz |
| Synchronous Rectifier | No |
| Voltage - Supply (Vcc/Vdd) | 0.8V ~ 42V |
Request a Quote
Submit your quantity and details — we will reply within 24 hours.