3D xxxx (Like = 3DDH2) Samsung Charging IC

Updated Product Description: RJK03R1DPA (3DAR1) N-Channel MOSFET QFN-8 IC

Product Title

RJK03R1DPA / 3DAR1 N-Channel Power MOSFET QFN-8 IC Chip (High-Performance Switching & Compatible Device Component)

Product Description

Upgrade or repair your advanced electronics hardware with the RJK03R1DPA (Marking: 3DAR1 / K8D2) N-Channel Power MOSFET. Designed for high-density power management circuits, motherboards, server power supplies, and precision micro-electronics applications, this QFN-8 package semiconductor delivers exceptional thermal efficiency, ultra-low on-resistance, and high-speed switching performance.

This versatile component is widely cross-compatible with numerous major smartphone, tablet, and mobile device models found in professional schematic databases (such as Borneo Schematics), including:

• Huawei / Honor: Honor 5X
• OnePlus: 1R, Ace 2
• Realme: Realme 11 Pro, Realme 11 Pro Plus
• Samsung: Galaxy SM-A Quantum 2 (A826S), SM-A90 5G (A908), Note 20 5G (N981B), Note 20 Ultra 5G (N986), Note 9 (N960), S10E (G970/G970U), S20 5G (G981B), S20 FE 5G (G781), S20 Ultra 5G (G988/G988U), Galaxy Tab S7 LTE (T875), and Galaxy Z Fold 1 (F900).

Whether you are performing board-level repairs, replacing failed power stages, or sourcing components for mobile and industrial electronics, this original-grade IC ensures stable power delivery and seamless compatibility.

Key Features & Specifications

• Component Type: N-Channel Power MOSFET
• Package Type: QFN-8 (Quad Flat No-leads)
• Top Marking Code: 3DAR1 / K8D2
• Application: Ideal for high-efficiency DC-DC converters, mobile phone motherboard power management, power amplifiers, and general micro-soldering hardware repairs.
• Condition: 100% Brand New & Factory Tested

Why Buy From Us?

• Precision Quality: Sourced and verified for professional micro-soldering specialists and repair technicians.
• Reliable Performance: Built to withstand rigorous thermal profiles during hot-air rework and reballing.
• Fast & Secure Shipping: Prompt dispatch to get your workbench stocked without delay.

Technician Note: Requires professional micro-soldering skills and proper hot-air rework station equipment for installation. Please verify the pinout and part markings on your target board before mounting.