Rockchip / 瑞芯微 / TECHNICAL REFERENCE
RK818-3
Power-management IC with battery charging, power-path control and switching regulators; specifications are explicitly attributed to RK818-3 in the official design guide.
FPGA.io Part Number FIO-4A6FEF3608769668Internal catalogue reference · manufacturer MPN remains unchanged
Technical reference · Base device — ordering suffix not specified · Checked 2026-09-28
DOCUMENTED FACTS
Technical parameters
Values apply to the device and conditions identified in each source. Family maxima, package limits and full ordering-code specifications must not be treated as interchangeable.
| Parameter | Documented value | Source & conditions |
|---|---|---|
| USB input voltage | 3.8–5.7 V | RK3399 Design Guide V1.0 ↗Section 3.2.4.2, RK818-3 Features, p.62 |
| Maximum charging current | 3 A | RK3399 Design Guide V1.0 ↗Section 3.2.4.2, RK818-3 Features, p.62 |
| Buck converter switching frequency | 2 MHz | RK3399 Design Guide V1.0 ↗Section 3.2.4.2, RK818-3 Features, p.62 |
| Boost converter switching frequency | 1 MHz | RK3399 Design Guide V1.0 ↗Section 3.2.4.2, RK818-3 Features, p.62 |
Official documents
RK3399 Design Guide V1.0Section 3.2.4.2, RK818-3 Features, p.62PDF ↗Ordering and board constraints
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COMPLETE PART IDENTITIES
Ordering numbers for RK818-3
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