RT9297GQW RICHTEK Power Supply (Small Outline No-lead) In Stock
RICHTEK RT9297GQW is a current-mode synchronous buck switching regulator delivering up to 3A output current in a compact WDFN 3x3 mm 10-pin package. Features adjustable output voltage and high efficiency for low-power supply rails. From $0.90 in stock with worldwide shipping.
- Manufacturer
- RICHTEK
- Package
- Small Outline No-lead
- Pin Count
- 11
- Lifecycle
- END OF LIFE
- Datasheet
- RT9297GQW Datasheet PDF
- Category
- Power Supply
- Price
- From $0.6930(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Current-mode synchronous buck DC-DC converter with up to 3A output current enabling efficient point-of-load power conversion
- Compact WDFN 3x3 mm 10-pin SMT package minimizes PCB footprint for space-constrained power supply designs
- Adjustable output voltage with current-mode control loop delivering fast transient response for dynamic processor and FPGA core supplies
Applications
The RT9297GQW is ideal for point-of-load power regulation in portable consumer electronics, IoT nodes, and industrial embedded systems requiring a 3A buck regulator with minimal PCB area. Its current-mode control architecture provides excellent line and load transient response for supplying processor cores, DDR memory rails, and FPGA I/O banks. The compact WDFN 3x3 mm package supports high-density power distribution on multi-layer PCBs in space-constrained applications.
Specifications
| Manufacturer Package Code | WDFN3x3-10 |
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| JESD-30 Code | R-PDSO-N10 |
| Output Current-Max | 3A |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC10,.12,20 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switching Frequency-Max | 1500kHz |
| Temperature Grade | INDUSTRIAL |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Package | Small Outline No-lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the maximum output current and package size of the RT9297GQW?
The RT9297GQW delivers a maximum output current of 3A in a WDFN 3x3 mm 10-pin package, making it one of the more compact 3A buck regulators available for portable and space-constrained PCB designs.
Which power supply topologies and load types benefit most from the RT9297GQW?
The RT9297GQW uses current-mode synchronous buck topology, which suits dynamic loads such as application processors, FPGA core rails, and DDR memory that demand fast transient response within a 3A current envelope at adjustable output voltages typically ranging from 0.6V to 5V.
How does current-mode control in the RT9297GQW improve performance compared to voltage-mode regulators?
Current-mode control in the RT9297GQW provides inherent cycle-by-cycle current limiting for 3A loads, improves line transient rejection, and allows a simpler compensation network compared to voltage-mode buck regulators, reducing external component count and design effort.
What thermal considerations apply when operating the RT9297GQW at its full 3A rating?
At 3A continuous output, the RT9297GQW in its WDFN 3x3 mm package benefits from an exposed pad for PCB thermal dissipation; designers should ensure a minimum copper area of approximately 100 mm2 and adequate airflow to stay within the junction temperature limit, typically 125°C.
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About RICHTEK
RICHTEK is a leading electronic component manufacturer. FindMyChip sources RICHTEK ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
More from RICHTEK
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.2900 | $1.29 |
| 1500+ | $0.6930 | $1039.50 |
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