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RT9119GQV
+BOMIC AUDIO AMP 2-CH VQFN-28
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ManufacturerRichtek USA Inc.
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Mfr. Part #RT9119GQV
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In Stock5482
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Specifications
| Attribute | Value |
| Supplier | Richtek USA Inc. |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | Class D |
| Output Type | 2-Channel (Stereo) |
| Max Output Powerx Channels @ Load | 20W x 2 @ 8Ohm |
| Voltage - Supply | 8V ~ 26.4V |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Supplier Device Package | 28-VQFN (4x5) |
Overview
Description
RT9119GQV is a Richtek buck regulator IC. It’s a synchronous step-down DC-DC converter in a compact QFN package, designed to take a higher input voltage and generate a lower, stable output via an external resistor network. Key traits typically include PWM/PFM operation for high efficiency, soft-start, an enable/shutdown pin, and protective features such as overcurrent, overtemperature, UVLO, and short-circuit protection. It’s aimed at portable/embedded applications to generate core or other rails, in devices like smartphones, tablets, wearables, and small motherboards. The “GQV” suffix denotes the specific package/pinout variant and qualification. For exact specifications (input voltage range, output voltage options, current capability, switching frequency), consult the RT9119GQV datasheet or product page. If you share your target input/output, I can point to the relevant specs.
Equivalent
I don’t have a safe match for "RT9119GQV" from my data. Please share its function or key specs (type: LDO/regulator/charger, input/output voltages, max output current, dropout, quiescent current, package) or a link to the datasheet — with that I can list accurate equivalent parts.
Manufacturer
Manufacturer: Richtek Technology Corporation.
What kind of company: Richtek is a Taiwan‑based fabless semiconductor company that designs and supplies analog and power‑management integrated circuits (DC‑DC converters, LDOs, regulators, battery chargers and related ICs) for consumer electronics, computing, mobile and industrial applications.
What kind of company: Richtek is a Taiwan‑based fabless semiconductor company that designs and supplies analog and power‑management integrated circuits (DC‑DC converters, LDOs, regulators, battery chargers and related ICs) for consumer electronics, computing, mobile and industrial applications.
Application
RT9119GQV is a high-efficiency synchronous buck regulator used for local DC-DC power conversion. Typical applications include:
- Portable/consumer electronics (smartphones, tablets, wearables, cameras)
- Embedded systems and motherboards
- IoT devices and peripherals
- Notebooks, networking gear, and small/mid-size computer systems
- Automotive and industrial electronics requiring compact, efficient power rails
- Portable/consumer electronics (smartphones, tablets, wearables, cameras)
- Embedded systems and motherboards
- IoT devices and peripherals
- Notebooks, networking gear, and small/mid-size computer systems
- Automotive and industrial electronics requiring compact, efficient power rails
Package
I don’t have web access to look up RT9119GQV right now. Please provide its datasheet or allow me to search so I can confirm the exact package type (e.g., QFN, SOT).
