XR77103ELBTR
IC REG BUCK ADJ 2A TRPL 32TQFN
Pmic Voltage Regulators Dc Dc Switching Regulators
32-VFQFN Exposed Pad
Active
$4.37 / unit (market reference)
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | MaxLinear, Inc. |
| Model | XR77103ELBTR |
| Package / Case | 32-VFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Topology | Buck |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 14V |
| Voltage - Output | 0.8V |
| Current - Output | 2A |
| Frequency - Switching | 300kHz ~ 2.2MHz |
| Number of Outputs | 3 |
| Supplier Device Package | 32-TQFN (4x4) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
XR77103ELBTR by MaxLinear, Inc. is a Buck IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 14V, output 0.8V. The 32-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 XR77103ELBTR
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 →NCP3120MNTXG
IC REG BUCK ADJ 2A DL 32QFN
NCP3122MNTXG
IC REG BUCK ADJ 2A DL 32QFN
2D-024-010A-QFN32-C
24VDC INPUT TO 12VDC & 6VDC OUTP
2I-048-010A-QFN32-C
48VDC INPUT TO 24VDC CAPACITIVE
2D-048-015B-QFN32-C
48VDC INPUR TO 12VDC OUTPUT
2D-048-015A-QFN32-C
48VDC INPUT TO 24VDC, 12VDC, & 6
All Technical Specifications
| Function | Step-Down |
| Topology | Buck |
| Output Type | Adjustable |
| Current - Output | 2A |
| Number of Outputs | 3 |
| Output Configuration | Positive |
| Frequency - Switching | 300kHz ~ 2.2MHz |
| Synchronous Rectifier | Yes |
| Voltage - Input (Max) | 14V |
| Voltage - Input (Min) | 4.5V |
| Voltage - Output (Max) | 6V |
| Voltage - Output (Min/Fixed) | 0.8V |
Request a Quote
Submit your quantity and details — we will reply within 24 hours.